#UiLoader {
  height: 100%;
  @media (max-width: 600px) {
    height: calc(var(--vh, 1vh) * 100);
  }

  > .wrapper {
    height: 100%;
  }

  .mask {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: 100%;
    height: 100%;
    z-index: var(--z-ui-loader-mask);
    display: flex;

    @media (min-width: 600px) {
      display: grid;
      grid-template-columns: auto 1fr;
      grid-template-rows: 100%;
    }

    .left {
      flex: 1;
      background: var(--color-background);
      min-width: 12rem;
      width: 33vw;
      max-width: 26.5rem;

      @media (min-width: 926px) {
        max-width: 40vw;
      }

      @media (min-width: 1276px) {
        width: 25vw;
        max-width: 33vw;
      }

      @media (max-width: 1275px) {
        flex: 2;
      }

      @media (max-width: 925px) {
        width: 26.5rem !important;
      }

      @media (max-width: 600px) {
        max-width: none;
        width: 100vw !important;
      }
    }

    .middle {
      flex: 3;
      border-left: 1px solid var(--color-borders);
      border-right: 1px solid var(--color-borders);
      position: relative;
      z-index: 1;
      overflow: hidden;

      @media (max-width: 1275px) {
        border-right: none;
      }

      @media (max-width: 600px) {
        display: none;
      }
    }

    .right {
      position: absolute;
      top: 0;
      right: 0;
      z-index: 1;
      height: 100%;
      width: var(--right-column-width);
      border-left: 1px solid var(--color-borders);
      background: var(--color-background);
    }
  }

  .blank {
    flex: 1;
    background: var(--color-background);
  }
}