From d58f2e8ec443a8894aa7317cfcae92a066ecb3c2 Mon Sep 17 00:00:00 2001
From: edvwib <edde275@gmail.com>
Date: Tue, 20 Dec 2022 23:30:39 +0100
Subject: [PATCH] Enable Stylelint rules for vendor prefixes

This commit also removes a bunch of vendor prefixes that were in the styles
but are no longer needed since PostCSS and Autoprefixer handles generating
them.
---
 .stylelintrc.json                             |   5 +
 CONTRIBUTORS.md                               |   1 +
 src/assets/css/dashboard.scss                 |  41 +---
 src/assets/css/librarybrowser.scss            |   9 +-
 src/assets/css/metadataeditor.scss            |   4 -
 src/assets/css/scrollstyles.scss              |   3 -
 src/assets/css/videoosd.scss                  |  48 -----
 src/components/filterdialog/style.scss        |   1 -
 src/components/homesections/homesections.scss |   2 -
 src/components/indicators/indicators.scss     |   4 -
 src/components/loading/loading.scss           | 200 ------------------
 .../remotecontrol/remotecontrol.scss          |  42 ----
 src/components/subtitlesync/subtitlesync.scss |   2 -
 src/elements/emby-button/emby-button.scss     |   6 -
 src/elements/emby-checkbox/emby-checkbox.scss |  13 --
 src/elements/emby-input/emby-input.scss       |   2 -
 src/elements/emby-radio/emby-radio.scss       |  11 -
 src/elements/emby-select/emby-select.scss     |   4 -
 src/elements/emby-slider/emby-slider.scss     |  21 +-
 src/elements/emby-tabs/emby-tabs.scss         |   2 -
 src/elements/emby-toggle/emby-toggle.scss     |   7 -
 src/index.html                                |  12 --
 src/libraries/navdrawer/navdrawer.scss        |  15 --
 src/themes/appletv/theme.css                  |   9 -
 src/themes/blueradiance/theme.css             |   9 -
 src/themes/dark/theme.css                     |   5 -
 src/themes/light/theme.css                    |   6 -
 src/themes/purplehaze/theme.css               |   8 -
 src/themes/wmc/theme.css                      |  11 -
 29 files changed, 14 insertions(+), 489 deletions(-)

diff --git a/.stylelintrc.json b/.stylelintrc.json
index 78232b3f0..0e7a31f32 100644
--- a/.stylelintrc.json
+++ b/.stylelintrc.json
@@ -13,6 +13,7 @@
     "at-rule-name-case": "lower",
     "at-rule-name-space-after": "always-single-line",
     "at-rule-no-unknown": true,
+    "at-rule-no-vendor-prefix": true,
     "at-rule-semicolon-newline-after": "always",
     "block-closing-brace-empty-line-before": "never",
     "block-closing-brace-newline-after": "always",
@@ -77,6 +78,7 @@
     "media-feature-colon-space-before": "never",
     "media-feature-name-case": "lower",
     "media-feature-name-no-unknown": true,
+    "media-feature-name-no-vendor-prefix": true,
     "media-feature-parentheses-space-inside": "never",
     "media-feature-range-operator-space-after": "always",
     "media-feature-range-operator-space-before": "always",
@@ -103,6 +105,7 @@
         ]
       }
     ],
+    "property-no-vendor-prefix": true,
     "rule-empty-line-before": [ "always-multi-line", {
       "except": ["first-nested"],
       "ignore": ["after-comment"]
@@ -116,6 +119,7 @@
     "selector-list-comma-newline-after": "always",
     "selector-list-comma-space-before": "never",
     "selector-max-empty-lines": 0,
+    "selector-no-vendor-prefix": true,
     "selector-pseudo-class-case": "lower",
     "selector-pseudo-class-no-unknown": true,
     "selector-pseudo-class-parentheses-space-inside": "never",
@@ -134,6 +138,7 @@
     "string-no-newline": true,
     "unit-case": "lower",
     "unit-no-unknown": true,
+    "value-no-vendor-prefix": true,
     "value-list-comma-newline-after": "always-multi-line",
     "value-list-comma-space-after": "always-single-line",
     "value-list-comma-space-before": "never",
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 2368a5431..bdb879fee 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -57,6 +57,7 @@
  - [Meet Pandya](https://github.com/meet-k-pandya)
  - [Peter Spenler](https://github.com/peterspenler)
  - [Vankerkom](https://github.com/vankerkom)
+ - [edvwib](https://github.com/edvwib)
 
 # Emby Contributors
 
diff --git a/src/assets/css/dashboard.scss b/src/assets/css/dashboard.scss
index 8d32ec2c8..d2866c0ee 100644
--- a/src/assets/css/dashboard.scss
+++ b/src/assets/css/dashboard.scss
@@ -1,8 +1,6 @@
 .dashboardColumn,
 .dashboardSections {
     flex-direction: column;
-    -webkit-box-orient: vertical;
-    -webkit-box-direction: normal;
 }
 
 .dashboardFooter {
@@ -16,8 +14,6 @@
 
 progress {
     appearance: none;
-    -moz-appearance: none;
-    -webkit-appearance: none;
     margin: 0;
     background: #ccc !important;
 }
@@ -81,8 +77,7 @@ a[data-role=button] {
     background: #292929 !important;
     background-clip: padding-box;
     -webkit-font-smoothing: antialiased;
-    -webkit-user-select: none;
-    -webkit-background-clip: padding-box;
+    user-select: none;
     cursor: pointer !important;
     font-family: inherit !important;
     font-weight: 500 !important;
@@ -96,23 +91,17 @@ a[data-role=button] {
 div[data-role=controlgroup] a[data-role=button] {
     display: inline-block !important;
     margin: 0 !important;
-    -webkit-box-shadow: none !important;
     box-shadow: none !important;
-    -webkit-border-radius: 0;
     border-radius: 0;
 }
 
 div[data-role=controlgroup] a[data-role=button]:first-child {
-    -webkit-border-bottom-left-radius: 0.3125em;
     border-bottom-left-radius: 0.3125em;
-    -webkit-border-top-left-radius: 0.3125em;
     border-top-left-radius: 0.3125em;
 }
 
 div[data-role=controlgroup] a[data-role=button]:last-child {
-    -webkit-border-bottom-right-radius: 0.3125em;
     border-bottom-right-radius: 0.3125em;
-    -webkit-border-top-right-radius: 0.3125em;
     border-top-right-radius: 0.3125em;
 }
 
@@ -191,23 +180,14 @@ div[data-role=controlgroup] a.ui-btn-active {
 }
 
 .dashboardSections {
-    display: -webkit-box;
-    display: -webkit-flex;
     display: flex;
-    -webkit-flex-direction: column;
     flex-direction: column;
 }
 
 .dashboardColumn {
-    display: -webkit-box;
-    display: -webkit-flex;
     display: flex;
-    -webkit-flex-direction: column;
     flex-direction: column;
-    -webkit-flex-shrink: 0;
     flex-shrink: 0;
-    -webkit-box-flex: 1;
-    -webkit-flex-grow: 1;
     flex-grow: 1;
 }
 
@@ -216,7 +196,6 @@ div[data-role=controlgroup] a.ui-btn-active {
 }
 
 .sessionNowPlayingContent {
-    -webkit-background-size: cover;
     background-size: cover;
     background-repeat: no-repeat;
     background-position: center center;
@@ -233,7 +212,6 @@ div[data-role=controlgroup] a.ui-btn-active {
 }
 
 .dashboardSection {
-    -webkit-flex-shrink: 0;
     flex-shrink: 0;
     margin: 0 0 2em;
 }
@@ -433,7 +411,6 @@ div[data-role=controlgroup] a.ui-btn-active {
 }
 
 .disabledUser {
-    -webkit-filter: grayscale(100%);
     filter: grayscale(100%);
 }
 
@@ -449,37 +426,21 @@ div[data-role=controlgroup] a.ui-btn-active {
     margin-left: 5px;
 }
 
-@-webkit-keyframes rotating {
-    from {
-        -webkit-transform: rotate(0);
-        transform: rotate(0);
-    }
-
-    to {
-        -webkit-transform: rotate(360deg);
-        transform: rotate(360deg);
-    }
-}
-
 @keyframes rotating {
     from {
-        -webkit-transform: rotate(0);
         transform: rotate(0);
     }
 
     to {
-        -webkit-transform: rotate(360deg);
         transform: rotate(360deg);
     }
 }
 
 .rotatingCircle {
-    -webkit-animation: rotating 2s linear infinite;
     animation: rotating 2s linear infinite;
 }
 
 .pluginPreviewImg {
-    -webkit-box-shadow: 0 0.0725em 0.29em 0 rgba(0, 0, 0, 0.37);
     box-shadow: 0 0.0725em 0.29em 0 rgba(0, 0, 0, 0.37);
 }
 
diff --git a/src/assets/css/librarybrowser.scss b/src/assets/css/librarybrowser.scss
index 58cf9b39e..0d7cbf6f6 100644
--- a/src/assets/css/librarybrowser.scss
+++ b/src/assets/css/librarybrowser.scss
@@ -82,7 +82,6 @@
 .headerSelectedPlayer,
 .itemMiscInfo,
 .navMenuOptionText {
-    -o-text-overflow: ellipsis;
     text-overflow: ellipsis;
     overflow: hidden;
 }
@@ -1529,13 +1528,13 @@ div:not(.sectionTitleContainer-cards) > .sectionTitle-cards {
 
 .detail-clamp-text {
     overflow: hidden;
-    display: -webkit-box;
-    -webkit-line-clamp: 12;
-    -webkit-box-orient: vertical;
+    display: flex;
+    flex-direction: column;
+    line-clamp: 12;
 }
 
 @media all and (min-width: 40em) {
     .detail-clamp-text {
-        -webkit-line-clamp: 6;
+        line-clamp: 6;
     }
 }
diff --git a/src/assets/css/metadataeditor.scss b/src/assets/css/metadataeditor.scss
index 9521728a6..49103275f 100644
--- a/src/assets/css/metadataeditor.scss
+++ b/src/assets/css/metadataeditor.scss
@@ -34,17 +34,13 @@
 
 .jstree-wholerow-hovered {
     background: #38c !important;
-    -webkit-border-radius: 0 !important;
     border-radius: 0 !important;
-    -webkit-box-shadow: none !important;
     box-shadow: none !important;
 }
 
 .jstree-default .jstree-hovered {
     background: 0 0 !important;
-    -webkit-border-radius: 0 !important;
     border-radius: 0 !important;
-    -webkit-box-shadow: none !important;
     box-shadow: none !important;
     color: #fff !important;
 }
diff --git a/src/assets/css/scrollstyles.scss b/src/assets/css/scrollstyles.scss
index 67c620225..b7640926e 100644
--- a/src/assets/css/scrollstyles.scss
+++ b/src/assets/css/scrollstyles.scss
@@ -1,6 +1,5 @@
 .scrollX {
     overflow-x: auto;
-    -webkit-overflow-scrolling: touch;
     overflow-y: hidden;
     white-space: nowrap;
 }
@@ -27,13 +26,11 @@
 
 .scrollY {
     overflow-y: auto;
-    -webkit-overflow-scrolling: touch;
     overflow-x: hidden;
 }
 
 .smoothScrollY {
     overflow-y: auto;
-    -webkit-overflow-scrolling: touch;
     overflow-x: hidden;
     scroll-behavior: smooth;
 }
diff --git a/src/assets/css/videoosd.scss b/src/assets/css/videoosd.scss
index ff5e94e72..b7f06c08d 100644
--- a/src/assets/css/videoosd.scss
+++ b/src/assets/css/videoosd.scss
@@ -1,9 +1,6 @@
 .chapterThumbTextContainer,
 .videoOsdBottom {
     user-select: none;
-    -webkit-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
 }
 
 .videoOsdBottom {
@@ -53,17 +50,13 @@
 }
 
 .chapterThumbContainer {
-    -webkit-box-shadow: 0 0 1.9vh #000;
     box-shadow: 0 0 1.9vh #000;
-    -webkit-box-flex: 1;
-    -webkit-flex-grow: 1;
     flex-grow: 1;
     position: relative;
 }
 
 .chapterThumb {
     background-position: center center;
-    -webkit-background-size: contain;
     background-size: contain;
     background-repeat: no-repeat;
     border: 0;
@@ -117,13 +110,8 @@
 
 .videoOsdBottom .buttons {
     padding: 0.25em 0 0;
-    display: -webkit-box;
-    display: -webkit-flex;
     display: flex;
-    -webkit-flex-wrap: wrap;
     flex-wrap: wrap;
-    -webkit-box-align: center;
-    -webkit-align-items: center;
     align-items: center;
 
     [dir="rtl"] & {
@@ -133,33 +121,24 @@
 
 .osdVolumeSliderContainer {
     width: 9em;
-    -webkit-box-flex: 1;
-    -webkit-flex-grow: 1;
     flex-grow: 1;
 }
 
 .osdMediaInfo,
 .volumeButtons {
     display: flex;
-    display: -webkit-box;
-    display: -webkit-flex;
     align-items: center;
-    -webkit-box-align: center;
 }
 
 .volumeButtons {
     margin: 0 1em 0 0.29em;
     display: flex;
-    -webkit-align-items: center;
     align-items: center;
 }
 
 .osdTimeText {
     margin-left: 1em;
     margin-right: auto;
-    -webkit-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
     user-select: none;
 }
 
@@ -170,7 +149,6 @@
 
 .osdMediaInfo {
     display: flex;
-    -webkit-align-items: center;
     align-items: center;
 }
 
@@ -179,23 +157,14 @@
 }
 
 .osdTextContainer {
-    display: -webkit-box;
-    display: -webkit-flex;
     display: flex;
-    -webkit-box-align: center;
-    -webkit-align-items: center;
     align-items: center;
-    -webkit-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
     user-select: none;
     margin-bottom: 0.7em;
     padding-left: 0.5em;
 }
 
 .osdMainTextContainer {
-    -webkit-box-align: baseline;
-    -webkit-align-items: baseline;
     align-items: baseline;
 }
 
@@ -203,30 +172,13 @@
     margin-left: auto;
 }
 
-@-moz-keyframes spin {
-    100% {
-        -moz-transform: rotate(360deg);
-        transform: rotate(360deg);
-    }
-}
-
-@-webkit-keyframes spin {
-    100% {
-        -webkit-transform: rotate(360deg);
-        transform: rotate(360deg);
-    }
-}
-
 @keyframes spin {
     100% {
-        -webkit-transform: rotate(360deg);
         transform: rotate(360deg);
     }
 }
 
 .osdMediaStatus .animate {
-    -webkit-animation: spin 4s linear infinite;
-    -moz-animation: spin 4s linear infinite;
     animation: spin 4s linear infinite;
 }
 
diff --git a/src/components/filterdialog/style.scss b/src/components/filterdialog/style.scss
index f05ef2e4a..3dcd418b4 100644
--- a/src/components/filterdialog/style.scss
+++ b/src/components/filterdialog/style.scss
@@ -5,7 +5,6 @@
     margin-top: 0 !important;
     margin-bottom: 0 !important;
     margin-right: 0 !important;
-    -webkit-border-radius: 0 !important;
     border-radius: 0 !important;
     max-height: none !important;
     max-width: none !important;
diff --git a/src/components/homesections/homesections.scss b/src/components/homesections/homesections.scss
index 2a119c098..5225ead7c 100644
--- a/src/components/homesections/homesections.scss
+++ b/src/components/homesections/homesections.scss
@@ -12,13 +12,11 @@
 .homeLibraryIcon {
     margin-left: 0.5em;
     margin-right: 0.5em;
-    -webkit-flex-shrink: 0;
     flex-shrink: 0;
 }
 
 .homeLibraryText {
     white-space: nowrap;
-    -o-text-overflow: ellipsis;
     text-overflow: ellipsis;
     overflow: hidden;
 }
diff --git a/src/components/indicators/indicators.scss b/src/components/indicators/indicators.scss
index 3130150d3..29137a5df 100644
--- a/src/components/indicators/indicators.scss
+++ b/src/components/indicators/indicators.scss
@@ -21,7 +21,6 @@
 
 .indicator {
     border-radius: 100em;
-    display: -webkit-flex;
     display: flex;
     align-items: center;
     justify-content: center;
@@ -56,7 +55,6 @@
 
 .countIndicator {
     border-radius: 100em;
-    display: -webkit-flex;
     display: flex;
     align-items: center;
     justify-content: center;
@@ -68,7 +66,6 @@
 
 .playedIndicator {
     border-radius: 100em;
-    display: -webkit-flex;
     display: flex;
     align-items: center;
     justify-content: center;
@@ -80,7 +77,6 @@
 .videoIndicator {
     background: #444;
     border-radius: 100em;
-    display: -webkit-flex;
     display: flex;
     align-items: center;
     justify-content: center;
diff --git a/src/components/loading/loading.scss b/src/components/loading/loading.scss
index 170bcd1ee..9d184e7f2 100644
--- a/src/components/loading/loading.scss
+++ b/src/components/loading/loading.scss
@@ -7,20 +7,11 @@
 
 .mdlSpinnerActive {
     display: inline-block;
-    -webkit-animation: mdl-spinner__container-rotate 1568.23529412ms linear infinite;
     animation: mdl-spinner__container-rotate 1568.23529412ms linear infinite;
 }
 
-@-webkit-keyframes mdl-spinner__container-rotate {
-    to {
-        -webkit-transform: rotate(360deg);
-        transform: rotate(360deg);
-    }
-}
-
 @keyframes mdl-spinner__container-rotate {
     to {
-        -webkit-transform: rotate(360deg);
         transform: rotate(360deg);
     }
 }
@@ -37,7 +28,6 @@
 }
 
 .mdl-spinner__layer-1-active {
-    -webkit-animation: mdl-spinner__fill-unfill-rotate 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both, mdl-spinner__layer-1-fade-in-out 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
     animation: mdl-spinner__fill-unfill-rotate 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both, mdl-spinner__layer-1-fade-in-out 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
 }
 
@@ -46,7 +36,6 @@
 }
 
 .mdl-spinner__layer-2-active {
-    -webkit-animation: mdl-spinner__fill-unfill-rotate 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both, mdl-spinner__layer-2-fade-in-out 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
     animation: mdl-spinner__fill-unfill-rotate 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both, mdl-spinner__layer-2-fade-in-out 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
 }
 
@@ -55,7 +44,6 @@
 }
 
 .mdl-spinner__layer-3-active {
-    -webkit-animation: mdl-spinner__fill-unfill-rotate 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both, mdl-spinner__layer-3-fade-in-out 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
     animation: mdl-spinner__fill-unfill-rotate 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both, mdl-spinner__layer-3-fade-in-out 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
 }
 
@@ -64,90 +52,39 @@
 }
 
 .mdl-spinner__layer-4-active {
-    -webkit-animation: mdl-spinner__fill-unfill-rotate 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both, mdl-spinner__layer-4-fade-in-out 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
     animation: mdl-spinner__fill-unfill-rotate 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both, mdl-spinner__layer-4-fade-in-out 5332ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
 }
 
-@-webkit-keyframes mdl-spinner__fill-unfill-rotate {
-    12.5% {
-        -webkit-transform: rotate(135deg);
-        transform: rotate(135deg);
-    }
-
-    25% {
-        -webkit-transform: rotate(270deg);
-        transform: rotate(270deg);
-    }
-
-    37.5% {
-        -webkit-transform: rotate(405deg);
-        transform: rotate(405deg);
-    }
-
-    50% {
-        -webkit-transform: rotate(540deg);
-        transform: rotate(540deg);
-    }
-
-    62.5% {
-        -webkit-transform: rotate(675deg);
-        transform: rotate(675deg);
-    }
-
-    75% {
-        -webkit-transform: rotate(810deg);
-        transform: rotate(810deg);
-    }
-
-    87.5% {
-        -webkit-transform: rotate(945deg);
-        transform: rotate(945deg);
-    }
-
-    to {
-        -webkit-transform: rotate(1080deg);
-        transform: rotate(1080deg);
-    }
-}
-
 @keyframes mdl-spinner__fill-unfill-rotate {
     12.5% {
-        -webkit-transform: rotate(135deg);
         transform: rotate(135deg);
     }
 
     25% {
-        -webkit-transform: rotate(270deg);
         transform: rotate(270deg);
     }
 
     37.5% {
-        -webkit-transform: rotate(405deg);
         transform: rotate(405deg);
     }
 
     50% {
-        -webkit-transform: rotate(540deg);
         transform: rotate(540deg);
     }
 
     62.5% {
-        -webkit-transform: rotate(675deg);
         transform: rotate(675deg);
     }
 
     75% {
-        -webkit-transform: rotate(810deg);
         transform: rotate(810deg);
     }
 
     87.5% {
-        -webkit-transform: rotate(945deg);
         transform: rotate(945deg);
     }
 
     to {
-        -webkit-transform: rotate(1080deg);
         transform: rotate(1080deg);
     }
 }
@@ -161,32 +98,6 @@
 * - https://github.com/Polymer/paper-spinner/issues/9
 * - https://code.google.com/p/chromium/issues/detail?id=436255
 */
-@-webkit-keyframes mdl-spinner__layer-1-fade-in-out {
-    from {
-        opacity: 0.99;
-    }
-
-    25% {
-        opacity: 0.99;
-    }
-
-    26% {
-        opacity: 0;
-    }
-
-    89% {
-        opacity: 0;
-    }
-
-    90% {
-        opacity: 0.99;
-    }
-
-    100% {
-        opacity: 0.99;
-    }
-}
-
 @keyframes mdl-spinner__layer-1-fade-in-out {
     from {
         opacity: 0.99;
@@ -213,28 +124,6 @@
     }
 }
 
-@-webkit-keyframes mdl-spinner__layer-2-fade-in-out {
-    from {
-        opacity: 0;
-    }
-
-    15% {
-        opacity: 0;
-    }
-
-    25% {
-        opacity: 0.99;
-    }
-
-    50% {
-        opacity: 0.99;
-    }
-
-    51% {
-        opacity: 0;
-    }
-}
-
 @keyframes mdl-spinner__layer-2-fade-in-out {
     from {
         opacity: 0;
@@ -257,28 +146,6 @@
     }
 }
 
-@-webkit-keyframes mdl-spinner__layer-3-fade-in-out {
-    from {
-        opacity: 0;
-    }
-
-    40% {
-        opacity: 0;
-    }
-
-    50% {
-        opacity: 0.99;
-    }
-
-    75% {
-        opacity: 0.99;
-    }
-
-    76% {
-        opacity: 0;
-    }
-}
-
 @keyframes mdl-spinner__layer-3-fade-in-out {
     from {
         opacity: 0;
@@ -301,28 +168,6 @@
     }
 }
 
-@-webkit-keyframes mdl-spinner__layer-4-fade-in-out {
-    from {
-        opacity: 0;
-    }
-
-    65% {
-        opacity: 0;
-    }
-
-    75% {
-        opacity: 0.99;
-    }
-
-    90% {
-        opacity: 0.99;
-    }
-
-    100% {
-        opacity: 0;
-    }
-}
-
 @keyframes mdl-spinner__layer-4-fade-in-out {
     from {
         opacity: 0;
@@ -353,7 +198,6 @@
     border-color: inherit;
     border-bottom-color: transparent !important;
     border-radius: 50%;
-    -webkit-animation: none;
     animation: none;
     position: absolute;
     top: 0;
@@ -377,91 +221,47 @@
 
 .mdl-spinner__circleLeft {
     border-right-color: transparent !important;
-    -webkit-transform: rotate(129deg);
     transform: rotate(129deg);
 }
 
 .mdl-spinner__circleLeft-active {
-    -webkit-animation: mdl-spinner__left-spin 1333ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
     animation: mdl-spinner__left-spin 1333ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
 }
 
 .mdl-spinner__circleRight {
     left: -100%;
     border-left-color: transparent !important;
-    -webkit-transform: rotate(-129deg);
     transform: rotate(-129deg);
 }
 
 .mdl-spinner__circleRight-active {
-    -webkit-animation: mdl-spinner__right-spin 1333ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
     animation: mdl-spinner__right-spin 1333ms cubic-bezier(0.4, 0, 0.2, 1) infinite both;
 }
 
-@-webkit-keyframes mdl-spinner__left-spin {
-    from {
-        -webkit-transform: rotate(130deg);
-        transform: rotate(130deg);
-    }
-
-    50% {
-        -webkit-transform: rotate(-5deg);
-        transform: rotate(-5deg);
-    }
-
-    to {
-        -webkit-transform: rotate(130deg);
-        transform: rotate(130deg);
-    }
-}
-
 @keyframes mdl-spinner__left-spin {
     from {
-        -webkit-transform: rotate(130deg);
         transform: rotate(130deg);
     }
 
     50% {
-        -webkit-transform: rotate(-5deg);
         transform: rotate(-5deg);
     }
 
     to {
-        -webkit-transform: rotate(130deg);
         transform: rotate(130deg);
     }
 }
 
-@-webkit-keyframes mdl-spinner__right-spin {
-    from {
-        -webkit-transform: rotate(-130deg);
-        transform: rotate(-130deg);
-    }
-
-    50% {
-        -webkit-transform: rotate(5deg);
-        transform: rotate(5deg);
-    }
-
-    to {
-        -webkit-transform: rotate(-130deg);
-        transform: rotate(-130deg);
-    }
-}
-
 @keyframes mdl-spinner__right-spin {
     from {
-        -webkit-transform: rotate(-130deg);
         transform: rotate(-130deg);
     }
 
     50% {
-        -webkit-transform: rotate(5deg);
         transform: rotate(5deg);
     }
 
     to {
-        -webkit-transform: rotate(-130deg);
         transform: rotate(-130deg);
     }
 }
diff --git a/src/components/remotecontrol/remotecontrol.scss b/src/components/remotecontrol/remotecontrol.scss
index c05a0b7a3..aa8714e8d 100644
--- a/src/components/remotecontrol/remotecontrol.scss
+++ b/src/components/remotecontrol/remotecontrol.scss
@@ -3,14 +3,8 @@
 }
 
 .nowPlayingInfoContainer {
-    display: -webkit-box;
-    display: -webkit-flex;
     display: flex;
-    -webkit-box-orient: horizontal;
-    -webkit-box-direction: normal;
-    -webkit-flex-direction: row;
     flex-direction: row;
-    -webkit-flex-shrink: 0;
     flex-shrink: 0;
 }
 
@@ -65,7 +59,6 @@
 
 .infoContainer,
 .sliderContainer {
-    -webkit-flex-shrink: 0;
     flex-shrink: 0;
 }
 
@@ -85,27 +78,19 @@
 }
 
 .nowPlayingInfoButtons {
-    display: -webkit-box;
-    display: -webkit-flex;
     display: flex;
-    -webkit-box-align: center;
-    -webkit-align-items: center;
     align-items: center;
-    -webkit-flex-shrink: 0;
     flex-shrink: 0;
 }
 
 .nowPlayingInfoControls,
 .nowPlayingTime {
     display: flex;
-    display: -webkit-box;
-    display: -webkit-flex;
 }
 
 .nowPlayingPageImageContainer {
     width: 16%;
     position: relative;
-    -webkit-flex-shrink: 0;
     flex-shrink: 0;
 
     [dir="ltr"] & {
@@ -138,16 +123,9 @@
 }
 
 .nowPlayingInfoControls {
-    -webkit-box-flex: 1;
-    -webkit-flex-grow: 1;
     flex-grow: 1;
     display: flex;
-    -webkit-box-orient: vertical;
-    -webkit-box-direction: normal;
-    -webkit-flex-direction: column;
     flex-direction: column;
-    -webkit-box-pack: center;
-    -webkit-justify-content: center;
     justify-content: center;
 }
 
@@ -158,14 +136,9 @@
     right: 0;
     margin: 0 auto;
     width: 100%;
-    -webkit-box-shadow: 0 0 1.9vh #000;
     box-shadow: 0 0 1.9vh #000;
     border-radius: 0.2em;
     user-select: none;
-    -moz-user-select: none;
-    -webkit-user-drag: none;
-    -webkit-user-select: none;
-    -ms-user-select: none;
 }
 
 .contextMenuList {
@@ -307,12 +280,7 @@
     }
 
     .nowPlayingInfoContainer {
-        -webkit-box-orient: vertical !important;
-        -webkit-box-direction: normal !important;
-        -webkit-flex-direction: column !important;
         flex-direction: column !important;
-        -webkit-box-align: center;
-        -webkit-align-items: center;
         align-items: center;
         width: 100%;
         height: calc(100% - 4.2em);
@@ -339,8 +307,6 @@
     }
 
     .nowPlayingInfoButtons {
-        -webkit-box-pack: center;
-        -webkit-justify-content: center;
         justify-content: center;
         font-size: 1.5em;
         margin-left: -0.5em;
@@ -369,14 +335,10 @@
         flex-shrink: 1;
         margin: 0.5em 0 0;
         width: 100%;
-        -webkit-box-pack: start !important;
-        -webkit-justify-content: start !important;
         justify-content: start !important;
     }
 
     .nowPlayingSecondaryButtons {
-        -webkit-box-pack: center;
-        -webkit-justify-content: center;
         justify-content: center;
     }
 
@@ -467,8 +429,6 @@
 
 .nowPlayingTime {
     display: flex;
-    -webkit-box-align: center;
-    -webkit-align-items: center;
     align-items: center;
     margin: 0 1em;
 }
@@ -479,13 +439,11 @@
 
 .smallBackdropPosterItem .cardOverlayInner > div {
     white-space: nowrap;
-    -o-text-overflow: ellipsis;
     text-overflow: ellipsis;
     overflow: hidden;
 }
 
 .playlistIndexIndicatorImage {
-    -webkit-background-size: initial initial !important;
     background-size: initial !important;
     background-image: url(../../assets/img/equalizer.gif) !important;
 }
diff --git a/src/components/subtitlesync/subtitlesync.scss b/src/components/subtitlesync/subtitlesync.scss
index a63d9915b..b0c3d6a75 100644
--- a/src/components/subtitlesync/subtitlesync.scss
+++ b/src/components/subtitlesync/subtitlesync.scss
@@ -46,8 +46,6 @@
     margin-right: 1%;
     top: 2.5em;
     height: 1.4em;
-    -webkit-box-flex: 1;
-    -webkit-flex-grow: 1;
     flex-grow: 1;
     border-radius: 0.3em;
     z-index: 1;
diff --git a/src/elements/emby-button/emby-button.scss b/src/elements/emby-button/emby-button.scss
index c4df43301..d89b83cf6 100644
--- a/src/elements/emby-button/emby-button.scss
+++ b/src/elements/emby-button/emby-button.scss
@@ -12,9 +12,6 @@
     /* These are getting an outline in opera tv browsers, which run chrome 30 */
     outline: none !important;
     outline-width: 0;
-    -moz-user-select: none;
-    -ms-user-select: none;
-    -webkit-user-select: none;
     user-select: none;
     cursor: pointer;
     z-index: 0;
@@ -97,9 +94,6 @@
     font-size: inherit;
     font-family: inherit;
     color: inherit;
-    -moz-user-select: none;
-    -ms-user-select: none;
-    -webkit-user-select: none;
     user-select: none;
     cursor: pointer;
     z-index: 0;
diff --git a/src/elements/emby-checkbox/emby-checkbox.scss b/src/elements/emby-checkbox/emby-checkbox.scss
index d2b6aa390..5007b9de9 100644
--- a/src/elements/emby-checkbox/emby-checkbox.scss
+++ b/src/elements/emby-checkbox/emby-checkbox.scss
@@ -39,9 +39,6 @@
     margin: 0;
     padding: 0;
     opacity: 0;
-    -ms-appearance: none;
-    -moz-appearance: none;
-    -webkit-appearance: none;
     appearance: none;
     border: none;
 }
@@ -130,13 +127,3 @@
         padding: 0;
     }
 }
-
-@-webkit-keyframes repaintChrome {
-    from {
-        padding: 0;
-    }
-
-    to {
-        padding: 0;
-    }
-}
diff --git a/src/elements/emby-input/emby-input.scss b/src/elements/emby-input/emby-input.scss
index c71069981..d8923313f 100644
--- a/src/elements/emby-input/emby-input.scss
+++ b/src/elements/emby-input/emby-input.scss
@@ -10,7 +10,6 @@
     font-size: 110%;
 
     /* prevent padding from causing width overflow */
-    -webkit-box-sizing: border-box;
     box-sizing: border-box;
     outline: none !important;
     -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
@@ -69,6 +68,5 @@
 }
 
 .emby-input-iconbutton {
-    -webkit-align-self: flex-end;
     align-self: flex-end;
 }
diff --git a/src/elements/emby-radio/emby-radio.scss b/src/elements/emby-radio/emby-radio.scss
index 5f743c9d7..5f2c018f2 100644
--- a/src/elements/emby-radio/emby-radio.scss
+++ b/src/elements/emby-radio/emby-radio.scss
@@ -23,9 +23,6 @@
     margin: 0;
     padding: 0;
     opacity: 0;
-    -ms-appearance: none;
-    -moz-appearance: none;
-    -webkit-appearance: none;
     appearance: none;
     border: none;
 }
@@ -77,16 +74,12 @@
 
 .mdl-radio__inner-circle {
     transition-duration: 0.2s;
-    transition-property: -webkit-transform;
     transition-property: transform;
-    transition-property: transform, -webkit-transform;
-    -webkit-transform: scale(0);
     transform: scale(0);
     transform-origin: 50% 50%;
 }
 
 .mdl-radio__button:checked + .mdl-radio__circles .mdl-radio__inner-circle {
-    -webkit-transform: scale(1);
     transform: scale(1);
 }
 
@@ -110,15 +103,11 @@
     background: #00a4dc;
     opacity: 0.26;
     transition-duration: 0.2s;
-    transition-property: -webkit-transform;
     transition-property: transform;
-    transition-property: transform, -webkit-transform;
-    -webkit-transform: scale(0);
     transform: scale(0);
 }
 
 .mdl-radio.show-focus .mdl-radio__button:focus + .mdl-radio__circles .mdl-radio__focus-circle {
-    -webkit-transform: scale(1.75);
     transform: scale(1.75);
 }
 
diff --git a/src/elements/emby-select/emby-select.scss b/src/elements/emby-select/emby-select.scss
index 62205c8b9..d909e8af6 100644
--- a/src/elements/emby-select/emby-select.scss
+++ b/src/elements/emby-select/emby-select.scss
@@ -31,8 +31,6 @@
     background: none !important;
     border-color: transparent !important;
     color: inherit !important;
-    -webkit-appearance: none;
-    -moz-appearance: none;
     appearance: none;
 }
 
@@ -59,7 +57,6 @@
 
 .emby-select-focusscale {
     transition: transform 180ms ease-out !important;
-    -webkit-transform-origin: center center;
     transform-origin: center center;
 }
 
@@ -99,7 +96,6 @@
 }
 
 .emby-select-withcolor {
-    -webkit-appearance: none;
     appearance: none;
     border-radius: 0.2em;
 }
diff --git a/src/elements/emby-slider/emby-slider.scss b/src/elements/emby-slider/emby-slider.scss
index f40e6329d..a1d690b0f 100644
--- a/src/elements/emby-slider/emby-slider.scss
+++ b/src/elements/emby-slider/emby-slider.scss
@@ -1,26 +1,11 @@
-:-ms-input-placeholder {
-    appearance: none;
-    -ms-appearance: none;
-    height: 2.223em;
-    margin: 0;
-}
-
 .mdl-slider {
     width: 100%;
-    -webkit-appearance: none;
-    -moz-appearance: none;
-    -ms-appearance: none;
     appearance: none;
     height: 150%;/* 150% is needed, else ie and edge won't display the thumb properly */
     background: transparent;
-    -webkit-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
     user-select: none;
     outline: 0;
     color: #00a4dc;
-    -webkit-align-self: center;
-    -ms-flex-item-align: center;
     align-self: center;
     z-index: 1;
     cursor: pointer;
@@ -68,7 +53,7 @@
 }
 
 .mdl-slider::-webkit-slider-thumb {
-    -webkit-appearance: none;
+    appearance: none;
     width: 1.08em;
     height: 1.08em;
     box-sizing: border-box;
@@ -88,7 +73,7 @@
 }
 
 .mdl-slider::-moz-range-thumb {
-    -moz-appearance: none;
+    appearance: none;
     width: 1.08em;
     height: 1.08em;
     box-sizing: border-box;
@@ -108,7 +93,7 @@
 }
 
 .mdl-slider::-ms-thumb {
-    -webkit-appearance: none;
+    appearance: none;
     width: 1.4em;
     height: 1.4em;
     box-sizing: border-box;
diff --git a/src/elements/emby-tabs/emby-tabs.scss b/src/elements/emby-tabs/emby-tabs.scss
index fe29f4614..6fea11f43 100644
--- a/src/elements/emby-tabs/emby-tabs.scss
+++ b/src/elements/emby-tabs/emby-tabs.scss
@@ -1,6 +1,4 @@
 .emby-tab-button {
-    -webkit-box-sizing: border-box;
-    -moz-box-sizing: border-box;
     box-sizing: border-box;
     background: transparent;
     box-shadow: none;
diff --git a/src/elements/emby-toggle/emby-toggle.scss b/src/elements/emby-toggle/emby-toggle.scss
index b4583336a..505d2b367 100644
--- a/src/elements/emby-toggle/emby-toggle.scss
+++ b/src/elements/emby-toggle/emby-toggle.scss
@@ -10,9 +10,6 @@
     padding: 0;
     overflow: visible;
     -webkit-touch-callout: none;
-    -webkit-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
     user-select: none;
     flex-direction: row-reverse;
     justify-content: flex-end;
@@ -28,9 +25,6 @@
     margin: 0;
     padding: 0;
     opacity: 0;
-    -ms-appearance: none;
-    -moz-appearance: none;
-    -webkit-appearance: none;
     appearance: none;
     border: none;
 }
@@ -96,7 +90,6 @@
     position: absolute;
     top: 50%;
     left: 50%;
-    -webkit-transform: translate(-50%, -50%);
     transform: translate(-50%, -50%);
     display: inline-block;
     box-sizing: border-box;
diff --git a/src/index.html b/src/index.html
index 667246288..6d58a3dcd 100644
--- a/src/index.html
+++ b/src/index.html
@@ -126,16 +126,6 @@
             left: 0;
         }
 
-        @-webkit-keyframes fadein {
-            from {
-                opacity: 0;
-            }
-
-            to {
-                opacity: 1;
-            }
-        }
-
         @keyframes fadein {
             from {
                 opacity: 0;
@@ -147,7 +137,6 @@
         }
 
         .splashLogo {
-            -webkit-animation: fadein 0.5s;
             animation: fadein 0.5s;
             width: 30%;
             height: 30%;
@@ -158,7 +147,6 @@
             position: fixed;
             top: 50%;
             left: 50%;
-            -webkit-transform: translate(-50%, -50%);
             transform: translate(-50%, -50%);
         }
 
diff --git a/src/libraries/navdrawer/navdrawer.scss b/src/libraries/navdrawer/navdrawer.scss
index 1f475ce13..d990137de 100644
--- a/src/libraries/navdrawer/navdrawer.scss
+++ b/src/libraries/navdrawer/navdrawer.scss
@@ -11,16 +11,10 @@
 .touch-menu-la {
     background-color: #fff;
     will-change: transform;
-    display: -webkit-box;
-    display: -webkit-flex;
     display: flex;
-    -webkit-transition: -webkit-transform ease-out 40ms, left ease-out 260ms;
-    -o-transition: transform ease-out 40ms, left ease-out 260ms;
     transition: transform ease-out 40ms, left ease-out 260ms;
 
     [div="rtl"] & {
-        -webkit-transition: -webkit-transform ease-out 40ms, right ease-out 260ms;
-        -o-transition: transform ease-out 40ms, right ease-out 260ms;
         transition: transform ease-out 40ms, right ease-out 260ms;
     }
 
@@ -28,25 +22,18 @@
 }
 
 .touch-menu-la.transition {
-    -webkit-transition: -webkit-transform ease-out 240ms, left ease-out 260ms;
-    -o-transition: transform ease-out 240ms, left ease-out 260ms;
     transition: transform ease-out 240ms, left ease-out 260ms;
 
     [div="rtl"] & {
-        -webkit-transition: -webkit-transform ease-out 240ms, right ease-out 260ms;
-        -o-transition: transform ease-out 240ms, right ease-out 260ms;
         transition: transform ease-out 240ms, right ease-out 260ms;
     }
 }
 
 .drawer-open {
-    -webkit-box-shadow: 2px 0 12px rgba(0, 0, 0, 0.4);
     box-shadow: 2px 0 12px rgba(0, 0, 0, 0.4);
 }
 
 .scrollContainer {
-    -webkit-box-flex: 1;
-    -webkit-flex-grow: 1;
     flex-grow: 1;
 }
 
@@ -55,8 +42,6 @@
     right: 0;
     opacity: 0;
     z-index: 1098;
-    -webkit-transition: opacity ease-in-out 0.38s, visibility ease-in-out 0.38s;
-    -o-transition: opacity ease-in-out 0.38s, visibility ease-in-out 0.38s;
     transition: opacity ease-in-out 0.38s, visibility ease-in-out 0.38s;
     will-change: opacity;
     background-color: rgba(0, 0, 0, 0.3);
diff --git a/src/themes/appletv/theme.css b/src/themes/appletv/theme.css
index b2e104237..86f7e9373 100644
--- a/src/themes/appletv/theme.css
+++ b/src/themes/appletv/theme.css
@@ -51,14 +51,10 @@ html {
 .nowPlayingPlaylist,
 .nowPlayingContextMenu {
     background: #d5e9f2;
-    -webkit-background-size: 100% 100%;
     background-size: 100% 100%;
 }
 
 .backgroundContainer.withBackdrop {
-    background: -webkit-gradient(linear, left top, left bottom, from(rgba(192, 212, 222, 0.94)), color-stop(rgba(235, 250, 254, 0.94)), color-stop(rgba(227, 220, 212, 0.94)), color-stop(rgba(206, 214, 216, 0.94)), to(rgba(192, 211, 218, 0.94)));
-    background: -webkit-linear-gradient(top, rgba(192, 212, 222, 0.94), rgba(235, 250, 254, 0.94), rgba(227, 220, 212, 0.94), rgba(206, 214, 216, 0.94), rgba(192, 211, 218, 0.94));
-    background: -o-linear-gradient(top, rgba(192, 212, 222, 0.94), rgba(235, 250, 254, 0.94), rgba(227, 220, 212, 0.94), rgba(206, 214, 216, 0.94), rgba(192, 211, 218, 0.94));
     background: linear-gradient(to bottom, rgba(192, 212, 222, 0.94), rgba(235, 250, 254, 0.94), rgba(227, 220, 212, 0.94), rgba(206, 214, 216, 0.94), rgba(192, 211, 218, 0.94));
 }
 
@@ -209,9 +205,6 @@ a[data-role=button] {
 .playlistSectionButton {
     color: rgba(0, 0, 0, 0.7);
     background: #303030;
-    background: -webkit-gradient(linear, left top, right top, from(#bcbcbc), color-stop(#a7b4b7), color-stop(#beb5a5), color-stop(#adbec2), to(#b9c7cb));
-    background: -webkit-linear-gradient(left, #bcbcbc, #a7b4b7, #beb5a5, #adbec2, #b9c7cb);
-    background: -o-linear-gradient(left, #bcbcbc, #a7b4b7, #beb5a5, #adbec2, #b9c7cb);
     background: linear-gradient(to right, #bcbcbc, #a7b4b7, #beb5a5, #adbec2, #b9c7cb);
 }
 
@@ -294,7 +287,6 @@ a[data-role=button] {
     color: inherit;
     background: rgba(255, 255, 255, 0.9);
     border: 0.16em solid rgba(0, 0, 0, 0.158);
-    -webkit-border-radius: 0.2em;
     border-radius: 0.2em;
 }
 
@@ -460,7 +452,6 @@ a[data-role=button] {
     color: #000;
     background: #fff3a5;
     padding: 1em;
-    -webkit-border-radius: 0.25em;
     border-radius: 0.25em;
 }
 
diff --git a/src/themes/blueradiance/theme.css b/src/themes/blueradiance/theme.css
index 5c41ec66f..fefc10297 100644
--- a/src/themes/blueradiance/theme.css
+++ b/src/themes/blueradiance/theme.css
@@ -25,7 +25,6 @@ html {
 }
 
 .skinHeader.semiTransparent {
-    -webkit-backdrop-filter: none !important;
     backdrop-filter: none !important;
     background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0));
     background-color: rgba(0, 0, 0, 0.3);
@@ -52,7 +51,6 @@ html {
 
 .backgroundContainer {
     background: url(bg.jpg) center top no-repeat #033361;
-    -webkit-background-size: cover;
     background-size: cover;
 }
 
@@ -238,9 +236,6 @@ a[data-role=button] {
 
 .detailRibbon {
     background: #303030;
-    background: -webkit-gradient(linear, left top, right top, from(#291a31), color-stop(#033664), color-stop(#011432), color-stop(#141a3a), to(#291a31));
-    background: -webkit-linear-gradient(left, #291a31, #033664, #011432, #141a3a, #291a31);
-    background: -o-linear-gradient(left, #291a31, #033664, #011432, #141a3a, #291a31);
     background: linear-gradient(to right, #291a31, #033664, #011432, #141a3a, #291a31);
 }
 
@@ -291,7 +286,6 @@ a[data-role=button] {
     color: inherit;
     background: rgba(0, 0, 0, 0.5);
     border: 0.16em solid transparent;
-    -webkit-border-radius: 0.2em;
     border-radius: 0.2em;
 }
 
@@ -450,7 +444,6 @@ a[data-role=button] {
     color: #ddd;
     background: #111;
     padding: 1em;
-    -webkit-border-radius: 0.25em;
     border-radius: 0.25em;
 }
 
@@ -485,7 +478,6 @@ a[data-role=button] {
 }
 
 ::-webkit-scrollbar-track {
-    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
     box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
 }
 
@@ -502,7 +494,6 @@ a[data-role=button] {
 ::-webkit-scrollbar-thumb:horizontal,
 ::-webkit-scrollbar-thumb:vertical {
     border-radius: 2px;
-    -webkit-border-radius: 2px;
     background: center no-repeat #888;
 }
 
diff --git a/src/themes/dark/theme.css b/src/themes/dark/theme.css
index 6b7de5dd0..4901458f6 100644
--- a/src/themes/dark/theme.css
+++ b/src/themes/dark/theme.css
@@ -25,7 +25,6 @@ html {
 }
 
 .skinHeader.semiTransparent {
-    -webkit-backdrop-filter: none !important;
     backdrop-filter: none !important;
     background-color: rgba(0, 0, 0, 0.4);
 }
@@ -260,7 +259,6 @@ html {
     color: inherit;
     background: #292929;
     border: 0.16em solid #292929;
-    -webkit-border-radius: 0.2em;
     border-radius: 0.2em;
 }
 
@@ -416,7 +414,6 @@ html {
     color: #ddd;
     background: #111;
     padding: 1em;
-    -webkit-border-radius: 0.25em;
     border-radius: 0.25em;
 }
 
@@ -443,7 +440,6 @@ html {
 }
 
 ::-webkit-scrollbar-track {
-    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
     box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
 }
 
@@ -460,7 +456,6 @@ html {
 ::-webkit-scrollbar-thumb:horizontal,
 ::-webkit-scrollbar-thumb:vertical {
     border-radius: 2px;
-    -webkit-border-radius: 2px;
     background: center no-repeat #888;
 }
 
diff --git a/src/themes/light/theme.css b/src/themes/light/theme.css
index 4b2d0866f..c614e1a8c 100644
--- a/src/themes/light/theme.css
+++ b/src/themes/light/theme.css
@@ -30,12 +30,10 @@ html {
 }
 
 .osdHeader {
-    -webkit-box-shadow: none !important;
     box-shadow: none !important;
 }
 
 .skinHeader.semiTransparent {
-    -webkit-backdrop-filter: none !important;
     backdrop-filter: none !important;
     background-color: rgba(0, 0, 0, 0.4);
 }
@@ -289,7 +287,6 @@ a[data-role=button] {
     color: inherit;
     background: #fff;
     border: 0.16em solid rgba(0, 0, 0, 0.158);
-    -webkit-border-radius: 0.2em;
     border-radius: 0.2em;
 }
 
@@ -441,7 +438,6 @@ a[data-role=button] {
     color: #000;
     background: #fff3a5;
     padding: 1em;
-    -webkit-border-radius: 0.25em;
     border-radius: 0.25em;
 }
 
@@ -476,7 +472,6 @@ a[data-role=button] {
 }
 
 ::-webkit-scrollbar-track {
-    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
     box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
 }
 
@@ -489,7 +484,6 @@ a[data-role=button] {
 ::-webkit-scrollbar-thumb:horizontal,
 ::-webkit-scrollbar-thumb:vertical {
     border-radius: 2px;
-    -webkit-border-radius: 2px;
     background: center no-repeat #999;
 }
 
diff --git a/src/themes/purplehaze/theme.css b/src/themes/purplehaze/theme.css
index cedfcf23d..69148a36c 100644
--- a/src/themes/purplehaze/theme.css
+++ b/src/themes/purplehaze/theme.css
@@ -21,7 +21,6 @@ html {
 }
 
 .skinHeader.semiTransparent {
-    -webkit-backdrop-filter: none !important;
     backdrop-filter: none !important;
     background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0));
     background-color: rgba(0, 0, 0, 0.3);
@@ -48,7 +47,6 @@ html {
 
 .backgroundContainer {
     background: url(bg.jpg) center top no-repeat #030322;
-    -webkit-background-size: cover;
     background-size: cover;
 }
 
@@ -321,8 +319,6 @@ a[data-role=button] {
 
 .detailRibbon {
     background: #000420;
-    background: -moz-linear-gradient(left, #000420 0%, #06256f 18%, #2b052b 38%, #2b052b 68%, #06256f 81%, #000420 100%);
-    background: -webkit-linear-gradient(left, #000420 0%, #06256f 18%, #2b052b 38%, #2b052b 68%, #06256f 81%, #000420 100%);
     background: linear-gradient(to right, #000420 0%, #06256f 18%, #2b052b 38%, #2b052b 68%, #06256f 81%, #000420 100%);
 }
 
@@ -373,7 +369,6 @@ a[data-role=button] {
     color: inherit;
     background: rgba(0, 0, 0, 0.5);
     border: 0.16em solid transparent;
-    -webkit-border-radius: 0.2em;
     border-radius: 0.2em;
 }
 
@@ -546,7 +541,6 @@ a[data-role=button] {
     color: #0e0f2d;
     background: #dbe6ff;
     padding: 1em;
-    -webkit-border-radius: 0.25em;
     border-radius: 0.25em;
 }
 
@@ -598,7 +592,6 @@ a[data-role=button] {
 }
 
 ::-webkit-scrollbar-track {
-    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
     box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
 }
 
@@ -615,7 +608,6 @@ a[data-role=button] {
 ::-webkit-scrollbar-thumb:horizontal,
 ::-webkit-scrollbar-thumb:vertical {
     border-radius: 2px;
-    -webkit-border-radius: 2px;
     background: center no-repeat #888;
 }
 
diff --git a/src/themes/wmc/theme.css b/src/themes/wmc/theme.css
index 25fa6daf4..8a44d81b3 100644
--- a/src/themes/wmc/theme.css
+++ b/src/themes/wmc/theme.css
@@ -31,7 +31,6 @@ html {
 }
 
 .skinHeader.semiTransparent {
-    -webkit-backdrop-filter: none !important;
     backdrop-filter: none !important;
     background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0));
     background-color: rgba(0, 0, 0, 0.3);
@@ -53,9 +52,6 @@ html {
 .dialog,
 .nowPlayingPlaylist,
 .nowPlayingContextMenu {
-    background: -webkit-gradient(linear, left top, left bottom, from(#0f3562), color-stop(#1162a4), to(#03215f));
-    background: -webkit-linear-gradient(top, #0f3562, #1162a4, #03215f);
-    background: -o-linear-gradient(top, #0f3562, #1162a4, #03215f);
     background: linear-gradient(to bottom, #0f3562, #1162a4, #03215f);
     background-color: #0f3562;
 }
@@ -190,9 +186,6 @@ a[data-role=button] {
 .formDialogFooter:not(.formDialogFooter-clear),
 .playlistSectionButton {
     background: #0c2450;
-    background: -webkit-gradient(linear, left bottom, left top, from(#0c2450), to(#081b3b));
-    background: -webkit-linear-gradient(bottom, #0c2450, #081b3b);
-    background: -o-linear-gradient(bottom, #0c2450, #081b3b);
     background: linear-gradient(to top, #0c2450, #081b3b);
     color: rgba(255, 255, 255, 0.78);
 }
@@ -274,7 +267,6 @@ a[data-role=button] {
     color: inherit;
     background: rgba(255, 255, 255, 0.2);
     border: 0.16em solid rgba(255, 255, 255, 0.135);
-    -webkit-border-radius: 0.2em;
     border-radius: 0.2em;
 }
 
@@ -431,7 +423,6 @@ a[data-role=button] {
     color: #000;
     background: #fff3a5;
     padding: 1em;
-    -webkit-border-radius: 0.25em;
     border-radius: 0.25em;
 }
 
@@ -467,7 +458,6 @@ a[data-role=button] {
 
 ::-webkit-scrollbar-track {
     box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
-    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
 }
 
 ::-webkit-scrollbar-track-piece {
@@ -483,7 +473,6 @@ a[data-role=button] {
 ::-webkit-scrollbar-thumb:horizontal,
 ::-webkit-scrollbar-thumb:vertical {
     border-radius: 2px;
-    -webkit-border-radius: 2px;
     background: center no-repeat rgba(255, 255, 255, 0.7);
 }