grafana/public/sass/components/_scrollbar.scss

/**
 * gemini-scrollbar
 * @version 1.5.2
 * @link http://noeldelgado.github.io/gemini-scrollbar/
 * @license MIT
 */

/* disable selection while dragging */
.gm-scrollbar-disable-selection {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* fallback for native floating scrollbars */
.gm-prevented {
  -webkit-overflow-scrolling: touch;
}
.gm-prevented > .gm-scrollbar {
  display: none;
}

/* actual gemini-scrollbar styles */
.gm-scrollbar-container {
  position: relative;
  overflow: hidden!important;
  width: 100%;
  height: 100%;
}

.gm-scrollbar {
  position: absolute;
  right: 2px;
  bottom: 2px;
  z-index: 1;
  border-radius: 3px;

  &:hover {
    .thumb {
      opacity: 1;
      transition: opacity 100ms ease-in-out;
    }
  }
}

.gm-scrollbar.-vertical {
  width: 6px;
  top: 2px;
}

.gm-scrollbar.-horizontal {
  height: 6px;
  left: 2px;
}

.gm-scrollbar .thumb {
  position: relative;
  display: block;
  width: 0;
  height: 0;
  cursor: pointer;
  border-radius: inherit;
  background-color: $dark-5;
  transform: translate3d(0,0,0);
  opacity: 0;
}

.gemini-scrolling {
  .gm-scrollbar .thumb {
    opacity: 1;
    transition: opacity 100ms ease-in-out;
  }
}

.gm-scrollbar .thumb:hover,
.gm-scrollbar .thumb:active {
  background-color: $blue-dark;
}

.gm-scrollbar.-vertical .thumb {
  width: 100%;
}

.gm-scrollbar.-horizontal .thumb {
  height: 100%;
}

.gm-scrollbar-container .gm-scroll-view {
  width: 100%;
  height: 100%;
  overflow: scroll;
  transform: translate3d(0,0,0);
  -webkit-overflow-scrolling: touch;
}

/* @option: autoshow */
.gm-scrollbar-container.gm-autoshow .gm-scrollbar {
  opacity: 0;
  transition: opacity 120ms ease-out;
}
.gm-scrollbar-container.gm-autoshow:hover > .gm-scrollbar,
.gm-scrollbar-container.gm-autoshow:active > .gm-scrollbar,
.gm-scrollbar-container.gm-autoshow:focus > .gm-scrollbar {
  opacity: 1;
  transition: opacity 340ms ease-out;
}

.gm-resize-trigger {
  position: absolute;
  display: block;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
  opacity: 0;
}


// Srollbars
//

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar:hover {
  height: 8px;
}

::-webkit-scrollbar-button:start:decrement,
::-webkit-scrollbar-button:end:increment { display: none;  }
::-webkit-scrollbar-button:horizontal:decrement {  display: none; }
::-webkit-scrollbar-button:horizontal:increment {  display: none; }
::-webkit-scrollbar-button:vertical:decrement { display: none; }
::-webkit-scrollbar-button:vertical:increment { display: none; }
::-webkit-scrollbar-button:horizontal:decrement:active { background-image: none; }
::-webkit-scrollbar-button:horizontal:increment:active { background-image: none; }
::-webkit-scrollbar-button:vertical:decrement:active { background-image: none; }
::-webkit-scrollbar-button:vertical:increment:active {background-image: none; }
::-webkit-scrollbar-track-piece { background-color: transparent; }

::-webkit-scrollbar-thumb:vertical {
  height: 50px;
  background: -webkit-gradient(linear, left top, right top, color-stop(0%, $scrollbarBackground), color-stop(100%, $scrollbarBackground2));
  border: 1px solid $scrollbarBorder;
  border-top: 1px solid $scrollbarBorder;
  border-left: 1px solid $scrollbarBorder;
}

::-webkit-scrollbar-thumb:horizontal {
  width: 50px;
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, $scrollbarBackground), color-stop(100%, $scrollbarBackground2));
  border: 1px solid $scrollbarBorder;
  border-top: 1px solid $scrollbarBorder;
  border-left: 1px solid $scrollbarBorder;
}