Fix z-index for videojs player, both in editor mode and fullscreen. Fix #1191

Author: cdujeu

core/src/plugins/editor.video/video-zindex.css

@@ -1,9 +1,10 @@
 /* Fullscreen styles for main elements */
-.video-js-box.vjs-fullscreen { z-index: 1020; }
+.video-js-box.vjs-fullscreen { z-index: 10020; }
 .video-js-box.vjs-fullscreen video.video-js,
 .video-js-box.vjs-fullscreen .vjs-flash-fallback { z-index: 1020; }
 .video-js-box.vjs-fullscreen img.vjs-poster { z-index: 1021; }
 .video-js-box.vjs-fullscreen .vjs-spinner { z-index: 1021; }
 .video-js-box.vjs-fullscreen .vjs-controls { z-index: 1023; }
 .video-js-box.vjs-fullscreen .vjs-big-play-button { z-index: 1024; }
 .video-js-box.vjs-fullscreen .vjs-subtitles { z-index: 1024; }
+.video-js-box .vjs-controls {z-index: 10001;}