youtube css

    @namespace url(http://www.w3.org/1999/xhtml);

    @-moz-document domain("youtube.com"),domain("google.com"),domain("googleapis.com"), domain("google.com.au") {
        *:not([type="button"]):not(button):not(img):not(span) {
            background: #1f1f1f !important;
            color: #c0b18b !important;
            font-family: Corbel, "Lucida Grande", "Lucida Sans Unicode", "Lucida Sans", "DejaVu Sans", "Bitstream Vera Sans", "Liberation Sans", Verdana, "Verdana Ref", sans-serif;
        }
        .title, .Ub, .vy, .bmd, .dp.d-s {
            color: #c0b18b !important;
        }


        li, div { border: none !important; }

        .watch-sidebar-separation-line {
            display: none !important;
        }
        .yt-uix-button-text {
            color: #c0b18b !important;
        }
        .yt-subscription-button-subscriber-count-branded-horizontal, .yt-uix-button-subscribe-branded {
            background: #222222 !important;
            border: none !important;
        }
        .guide-section-separator {
            display: none !important;
        }
        .gstl_50.gssb_c, #masthead-user-button, #hplogo {
            display: none !important
        }
        #kbd-nav-619686, .yt-masthead-user-icon, #abar_ps_off, #ab_ctls {
            display: none !important
        }
        #search-btn {
            background: #222222 !important;
        }
        .yt-uix-button {
            background: #1F1F1F !important;
            border: none !important;
        }

        #yt-masthead-container {
            border-bottom: 0px solid #66686a !important;
            position: center !important;
            top: 0 !important; left: 0 !important; right: 0 !important;
            z-index: 1000 !important;
        }
        #masthead-search-terms *, #lst-ib, #sfdiv, #gbfwa, #gbqff, #gbqfw, #gb, #gbqf, #gbqfb, .gbqff, .gb_h, .gb_7b, .gbqfr {
            background: #222222 !important;
            color: #c0b18b !important;
            border: none !important;
        }

        #watch7-sidebar, .watch-siderbar { margin-top: 0 !important; }
        /*#page div:nth-child(4) { display: none !important; }*/

       .video-list-item, .yt-shelf-grid-item { opacity: .8 !important;}
        .video-list-item:hover, .yt-shelf-grid-item:hover {
            opacity: 1 !important;
            transition: .3s ease-out !important;
        }

        .guide-toplevel {
            opacity: .3 !important;
            transition: .4s ease-out !important;
        }
        .guide-toplevel:hover {
            opacity: 1 !important;
        }
        .watch-sidebar-body, #watch-header,
        #action-panel-share, #action-panel-details,
        #watch-discussion  {
            opacity: .3 !important;
            transition: .4s ease-out !important;
        }
      #abar_ps_on {
          border: none !important;
      }
        #gbqfq, #sb_ifc0, #gbqfqwb {
            padding-left: 2px !important;
            background: #222222 !important;
        }
        .watch-sidebar-body:hover, #watch-header:hover,
        #action-panel-share:hover, #action-panel-details:hover,
        #watch-discussion:hover { opacity: 1 !important; }
    }