lbry-desktop/ui/scss/component/_videojs.scss

.video-js {
  font-size: 12px;
  overflow: hidden;

  // Control Bar (container)
  .vjs-control-bar {
    background: none;

    &::before {
      position: absolute;
      bottom: 0;
      content: '';
      height: 5rem;
      width: 100%;
      background: rgba(20, 20, 20, 0.45);
      background: linear-gradient(0deg, rgba(0, 0, 0, 0.85) 10%, rgba(0, 0, 0, 0) 100%);
    }
  }

  // Progress Bar
  .vjs-progress-control.vjs-control {
    position: absolute;
    display: flex;
    align-items: center;
    width: 100%;
    height: 1rem;
    bottom: 90%;

    // Circle play head
    .vjs-play-progress::before {
      transform: scale(0);
      transition: transform 0.3s;
    }

    &:hover {
      .vjs-play-progress::before {
        transform: scale(1);
      }
    }

    // Progress Slider
    .vjs-slider {
      margin: 0 1rem;
    }
  }

  // Load progress color
  .vjs-load-progress,
  .vjs-load-progress div {
    background-color: rgba(160, 160, 160, 0.5);
  }

  // Progress Bar Background
  .vjs-slider {
    background-color: rgba(60, 60, 60, 0.5);
  }

  // Primary Color Progress
  .vjs-slider-bar {
    background-color: var(--color-gray-5);
  }

  // Inner Progress Bar
  .vjs-play-progress {
    background-color: var(--color-primary);
    color: var(--color-primary);
  }

  // Spacer
  .vjs-custom-control-spacer {
    display: flex;
    flex: auto;
  }

  // Transcoding menu
  /*.vjs-tech {
    height: auto !important;
    position: absolute !important;
  }*/

  // Menu size
  .vjs-playback-rate .vjs-menu .vjs-menu-content {
    width: 125%;
    font-size: 10px;
  }

  // Volume slider
  .vjs-volume-panel {
    &.vjs-control {
      transition: 0.2s;
    }

    .vjs-volume-control.vjs-volume-horizontal {
      transition: 0.2s;
    }
  }
}

// Tooltip
.vjs-mouse-display .vjs-time-tooltip {
  color: white;
}

// Tooltip
.video-js {
  .vjs-progress-control {
    .vjs-play-progress {
      .vjs-time-tooltip {
        display: none;
      }
    }
  }
}

// Transitions control bar between active / inactive
.vjs-has-started {
  .vjs-control-bar {
    opacity: 1;
    transition: 0.1s;
  }

  &.vjs-user-inactive.vjs-playing {
    .vjs-control-bar {
      opacity: 0;
      transition: 0.3s;
    }
  }

  &.vjs-user-active.vjs-playing {
    .vjs-control-bar {
    }
  }
}

// Button glow
.video-js {
  .vjs-control,
  .vjs-time-divider {
    user-select: none;

    &:focus:before,
    &:hover:before,
    &:focus {
      // Disable builtin button glow
      text-shadow: none;
    }
  }
}

.bottom-gradient {
  background-image: linear-gradient(to top, rgba(0, 0, 0, 0.4) 0%, transparent 72px);
}