:root {
  /* Sets the background color of application */
  --app-background: #333;

  /* Sets the background color of store */
  --store-background: #fff;

  /* Sets the background color of toolbar item */
  --toolbarItem-background-color: #000;
  --toolbarItem-background-color-on-hover: #00aeef;

  /* Sets the svg color of toolbar item */
  --toolbar-svg-color: #a3a3a3;
  --toolbar-svg-hover-color: #fff;

  /* Sets the color of dragging handle of scrubber bar */
  --scrubber-thumb-color: #a3a3a3;
  --scrubber-thumb-hover-color: #fff;
  --scrubber-page-number-color: #a3a3a3;

  /* Sets the background color of timeline which shows thumbnails */
  --timeline-background-color: rgba(66, 65, 66, 0.88);
  --timeline-thumbnail-border-color: #00aeef;
  --timeline-text-color: #fff;

  /* Sets the background color of toc banner */
  --toc-banner-color: #000;
}