izontal-tabber-selected {
    box-shadow: inset 0 3px 0 #48a, inset 0 0 4px 1px #d5d5d5;
    background-color: var(--widget-background-color-selected);
    border-right: var(--widget-border-transparent);
    box-shadow: inset 0 2px 0 #68a, inset 0px 0px 3px 1px rgba(0,0,0,0.08);
  }

  ul.x-horizontal-tabber-tabs > li > span {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
  }

  .x-h