Move plugins css files to sass

src/plugins/htmlVideoPlayer/style.scss

@@ -0,0 +1,80 @@
+.videoPlayerContainer {
+    position: fixed !important;
+    top: 0;
+    bottom: 0;
+    left: 0;
+    right: 0;
+    display: flex;
+    align-items: center;
+    background: #000 !important;
+}
+
+.videoPlayerContainer-onTop {
+    z-index: 1000;
+}
+
+.videoPlayerContainer .libassjs-canvas-parent {
+    order: -1;
+}
+
+/* Controls are enabled for devices that don't support autoplay. They will be hidden when playback starts.
+   In Tizen 2.3 (and probably other old web engines), subtitles are located under '-webkit-media-controls' tree.
+   Therefore, we hide controls only if they are enabled.
+ */
+video[controls]::-webkit-media-controls {
+    display: none !important;
+}
+
+.htmlvideoplayer {
+    margin: 0 !important;
+    padding: 0 !important;
+    width: 100%;
+    height: 100%;
+}
+
+.htmlvideoplayer::cue {
+    background-color: transparent;
+    text-shadow: 0.14em 0.14em 0.14em rgba(0, 0, 0, 1);
+    -webkit-font-smoothing: antialiased;
+    font-family: inherit;
+    line-height: normal; /* Restore value. See -webkit-media-text-track-container 'line-height' */
+}
+
+.htmlvideoplayer::-webkit-media-text-track-container {
+    font-size: 170% !important; /* Override element inline style */
+    line-height: 50%; /* Child element cannot set line height smaller than its parent has. This allow smaller values for children */
+}
+
+.htmlvideoplayer::-webkit-media-text-track-display {
+    max-width: 70%;
+    margin-left: 15%;
+}
+
+.videoSubtitles {
+    position: fixed;
+    bottom: 0;
+    text-align: center;
+    left: 0;
+    right: 0;
+    color: #fff;
+    font-size: 170%;
+}
+
+.videoSubtitlesInner {
+    max-width: 70%;
+    background-color: rgba(0, 0, 0, 0.8);
+    margin: auto;
+    display: inline-block;
+}
+
+@keyframes htmlvideoplayer-zoomin {
+    from {
+        transform: scale3d(0.2, 0.2, 0.2);
+        opacity: 0.6;
+    }
+
+    to {
+        transform: none;
+        opacity: initial;
+    }
+}