This theme was for the Chrome extension "Controls for YouTube", but now it's included in the extension itself.
/* ==UserStyle== @name Controls for YouTube - Alternative Theme (OBSOLETE) @description This theme was for the Chrome extension "Controls for YouTube", but now it's included in the extension itself. @namespace lednerg @version 20.9.7 @author lednerg @license CC0-1.0 ==/UserStyle== */ @-moz-document domain("youtube.com") { .yts-centered.yts-seek-duration { background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAPVJREFUeNrsmMsNwjAQRBNECSkmTVBHuHKmklAKDUAx4eizWUtEQpH4eMCxdz0rjXIaKU8aJ+NtvfeNhdk0RoYgBCEIQQhCEIIQRDmIE42iLrEHm9B+v9Q8F1Gf0AMJAQkziYZEnlVB5hlF3Z89WUA+xQbxZAN5FxvEkxXkVWwQTxEgy9ggnmJAnmODeCCQNmKLsta65SQ6iqYYU4kgYa6iw+Opumv1orNoX11p3Bb6XiaiFQ77LgYiJcgtJt8LzxD7xUJrfBU/RPUVxURpNFHj1V+sTFx11S8fHBALlypKv9R4bhoJQhCCEIQgBCEIQSoFuQswAPERVNhVvu63AAAAAElFTkSuQmCC') !important; transition-duration: 0s; } .yts-control-wrapper { margin: 0 7px; } button.ytp-button.yts-replay-button.yts-replay-button-medium.yts-replay-button-rewind.yts-block { transform: translate( -15%, 0% )!important; } .ytp-fullscreen button.ytp-button.yts-replay-button.yts-replay-button-medium.yts-replay-button-rewind.yts-block { transform: translate( 0%, 0% )!important; } .yts-control-wrapper .yts-replay-button { font-size: 0%; transform: translate( 0%, 0% )!important; transition: transform 1.5s ease-out; transition-delay: 1s; } .yts-replay-button { zoom: 0.8; padding: 1px 4px 0 6px!important; transition: padding-top .5s ease-in-out !important; transition-delay: .25s !important; } .yts-replay-button:hover { padding-top: 5px !important; transition: padding-top .125s ease-in-out !important; transition-delay: 0s !important; } .yts-replay-button-short { padding: 1px 8px !important; margin: 0 0px; } .yts-replay-button small { text-shadow: 0 0 1px black, 0 0 2px black, 0 0 3px black; position: relative; padding-top: 0px !important; top: -15px; font-size: 11pt; opacity: 0; transition: opacity .35s ease-out; transition-delay: .25s; } .yts-replay-button:hover small { opacity: 1 !important; transition: opacity .125s linear !important; /**/ transition-delay: 0s !important; } .ytp-fullscreen .yts-replay-button { width: auto !important; } .ytp-fullscreen .yts-replay-button-short { margin: 0 0px !important; } .ytp-fullscreen .yts-replay-button { zoom: 1.2; position: relative !important; bottom: 2px !important; } .ytp-fullscreen .yts-control-wrapper { margin: 0px 7px; } .ytp-fullscreen .yts-seek-duration small{ zoom: 1 !important; } }