PeerTube/client/src/sass/video-js-custom.scss

// Thanks: https://github.com/zanechua/videojs-sublime-inspired-skin
$primary-foreground-color: #fff;
$primary-background-color: #000;
$font-size: 13px;
$control-bar-height: 34px;

.video-js.vjs-peertube-skin {
  font-size: $font-size;
  color: $primary-foreground-color;

  .vjs-button > .vjs-icon-placeholder::before {
    line-height: $control-bar-height;
  }

  .vjs-mouse-display:before,
  .vjs-play-progress:before,
  .vjs-volume-level:before {
    content: ''; /* Remove Circle From Progress Bar */
  }

  .vjs-audio-button {
    display: none;
  }

  .vjs-big-play-button {
    outline: 0;
    font-size: 8em;

    $big-play-width: 3em;
    $big-play-height: 1.5em;

    border: 0;
    border-radius: 0.3em;

    left: 50%;
    top: 50%;
    margin-left: -($big-play-width / 2);
    margin-top: -($big-play-height / 2);
    background-color: transparent !important;

    &::-moz-focus-inner {
      border: 0;
      padding: 0
    }

    .vjs-icon-placeholder::before {
      transition: text-shadow 0.3s;
    }

    &:hover .vjs-icon-placeholder::before {
      text-shadow: 0 0 2px rgba(255, 255, 255, 0.8);
    }
  }

  &.vjs-has-started .vjs-big-play-button {
    display: block;
    visibility: hidden;
    opacity: 0;
    transition: visibility 0.3s, opacity 0.3s;
  }

  .vjs-control-bar,
  .vjs-big-play-button,
  .vjs-menu-button .vjs-menu-content {
    background-color: rgba($primary-background-color, 0.5);
  }

  $slider-bg-color: lighten($primary-background-color, 33%);

  .vjs-slider {
    background-color: rgba(255, 255, 255, .3);
    border-radius: 2px;
    height: 5px;
  }

  /* The slider bar color is used for the progress bar and the volume bar
     (the first two can be removed after a fix that's coming) */
  .vjs-volume-level,
  .vjs-play-progress,
  .vjs-slider-bar {
    background: $primary-foreground-color;
  }

  .vjs-load-progress {
    background: rgba($slider-bg-color, 0.5);
  }

  .vjs-load-progress div {
    background: rgba($slider-bg-color, 0.75);
  }

  .vjs-poster {
    outline: none; /* Remove Blue Outline on Click*/
    outline: 0;
  }

  .vjs-control-bar {
    height: $control-bar-height;

    .vjs-progress-control {
      bottom: 34px;
      width: 100%;
      position: absolute;
      height: 5px;

      .vjs-progress-holder {
        margin: 0;
        border-radius: 0;
      }
    }

    .vjs-play-control {
      outline: 0;
      font-size: $font-size;
      padding: 0 17px;
      margin-right: 5px;
    }

    .vjs-time-control {
      &.vjs-current-time {
        font-size: $font-size;
        display: inline-block;
        padding: 0;

        .vjs-current-time-display {
          line-height: calc(#{$control-bar-height} + 1px);

          &::after {
            content: "/";
            margin: 0 1px 0 2px;
          }
        }
      }

      &.vjs-duration {
        font-size: $font-size;
        display: inline-block;
        padding: 0;

        .vjs-duration-display {
          line-height: calc(#{$control-bar-height} + 1px);
        }
      }

      &.vjs-remaining-time {
        display: none;
      }
    }

    .vjs-webtorrent {
      width: 100%;
      line-height: $control-bar-height;
      text-align: right;
      padding-right: 60px;

      .vjs-webtorrent-displayed {
        display: block;
      }

      .vjs-webtorrent-hidden {
        display: none;
      }

      .download-speed-number, .upload-speed-number, .peers-number {
        font-weight: $font-semibold;
      }

      .download-speed-text, .upload-speed-text, .peers-text {
        margin-right: 15px;
      }

      .icon {
        display: inline-block;
        width: 15px;
        height: 15px;
        background-size: contain;
        vertical-align: middle;
        background-repeat: no-repeat;
        margin-right: 6px;
        position: relative;
        top: -1px;

        &.icon-download {
          background-image: url('../assets/player/images/arrow-down.svg');
        }

        &.icon-upload {
          background-image: url('../assets/player/images/arrow-up.svg');
        }
      }
    }

    .vjs-mute-control {
      outline: 0;

      .vjs-icon-placeholder {
        display: inline-block;
        width: 22px;
        height: 22px;
        vertical-align: middle;
        background: url('../assets/player/images/volume.svg') no-repeat;
        background-size: contain;

        &::before {
          content: '';
        }
      }

      &.vjs-vol-0 .vjs-icon-placeholder {
        background: url('../assets/player/images/volume-mute.svg') no-repeat;
        background-size: contain;
      }
    }

    .vjs-volume-menu-button,
    .vjs-volume-panel {
      width: 6em;
      position: absolute;
      right: 0;
      margin-right: 65px;
    }

    .vjs-volume-bar {
      background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACwAAAAcCAQAAACw95UnAAAAMElEQVRIx2NgoBL4n4YKGUYNHkEG4zJg1OCRYDCpBowaPJwMppbLRg0eNXjUYBLEAXWNUA6QNm1lAAAAAElFTkSuQmCC) no-repeat;
      background-size: 22px 14px;
      height: 100%;
      width: 100%;
      max-width: 22px;
      max-height: 14px;
      margin: 7px 4px;
      border-radius: 0;
      top: 3px;

      .vjs-volume-level {
        background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACwAAAAcAQAAAAAyhWABAAAAAnRSTlMAAHaTzTgAAAAZSURBVHgBYwAB/g9EUv+JokCqiaT+U4MCAPKPS7WUUOc1AAAAAElFTkSuQmCC) no-repeat;
        background-size: 22px 14px;
        max-width: 22px;
        max-height: 14px;
        height: 100%;
      }
    }

    .vjs-volume-panel.vjs-volume-panel-horizontal.vjs-slider-active,
    .vjs-volume-panel.vjs-volume-panel-horizontal:active,
    .vjs-volume-panel.vjs-volume-panel-horizontal:focus,
    .vjs-volume-panel.vjs-volume-panel-horizontal:hover {
      width: 6em;
      transition-property: none;
    }

    .vjs-volume-panel .vjs-mute-control:hover ~ .vjs-volume-control.vjs-volume-horizontal {
      width: 3em;
      height: auto;
    }

    .vjs-volume-panel .vjs-mute-control:hover ~ .vjs-volume-control {
      transition-property: none;
    }

    .vjs-volume-panel {
      .vjs-mute-control {
        width: 2em;
        z-index: 1;
        padding: 0;
      }

      .vjs-volume-control {
        display: inline-block;
        position: relative;
        left: 5px;
        opacity: 1;
        width: 3em;
        height: auto;
      }
    }

    .vjs-fullscreen-control {
      width: 37px;
      outline: 0;

      .vjs-icon-placeholder {
        display: inline-block;
        width: 22px;
        height: 22px;
        vertical-align: middle;
        background: url('../assets/player/images/fullscreen.svg') no-repeat;
        background-size: contain;

        &::before {
          content: '';
        }
      }
    }

    .vjs-menu-button-popup {
      font-size: 13px;
      font-weight: $font-semibold;
      width: 50px;

      // Thanks: https://github.com/kmoskwiak/videojs-resolution-switcher/pull/92/files
      .vjs-resolution-button-label {
        line-height: $control-bar-height;
        position: absolute;
        top: 0;
        left: 4px;
        width: 100%;
        height: 100%;
        text-align: center;
        box-sizing: inherit;
        text-align: center;
      }

      .vjs-resolution-button {
        outline: 0 !important;
      }

      .vjs-menu {
        top: 20px;

        .vjs-menu-content {
          width: 50px;
          left: 50%; /* Center the menu, in it's parent */
          margin-left: -21px;
        }

        li {
          text-transform: none;
          font-size: 13px;
        }
      }
    }
  }

  @media screen and (max-width: 550px) {
    .vjs-big-play-button {
      font-size: 6.5em;
    }

    .vjs-webtorrent {
      padding: 0 !important;

      .vjs-webtorrent-displayed {
        display: none !important;
      }
    }
  }

  @media screen and (max-width: 300px) {
    .vjs-dock-text {
      font-size: 1.5em;
    }

    .vjs-big-play-button {
      font-size: 5em;
    }

    .vjs-volume-control {
      display: none !important;
    }

    .vjs-volume-panel {
      width: 26px !important;
      margin-right: 83px !important;
    }
  }
}

// Thanks: https://projects.lukehaas.me/css-loaders/
.vjs-loading-spinner {
  left: 50%;
  font-size: 10px;
  text-indent: -9999em;
  border: 0.7em solid rgba(255, 255, 255, 0.2);
  border-left-color: #ffffff;
  transform: translateZ(0);
  animation: 0.3s ease-out 1.1s forwards vjs-spinner-show, spinner 1.4s infinite linear !important;
  overflow: hidden;
  visibility: hidden;

  &:before {
    animation: none !important;
  }

  &:after {
    border-radius: 50%;
    width: 6em;
    height: 6em;
    animation: none !important;
  }

  @keyframes spinner {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }

  @keyframes vjs-spinner-show {
    0% {
      display: none;
      opacity: 0;
    }

    1% {
      display: block;
      visibility: visible;
      opacity: 0;
    }

    100% {
      display: block;
      visibility: visible;
      opacity: 1;
    }
  }
}