codevise/pageflow

&.change_theme {
  .box {
    max-width: 1100px;
    max-height: 670px;
    min-width: 600px;
    min-height: 300px;
  }

  .themes_panel {
    width: 330px;
    overflow: auto;
  }

  .preview_panel {
    flex: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    margin-left: 0.25rem;
    border-left: solid 1px var(--ui-on-surface-color-lightest);
    padding-left: 1rem;
    position: relative;
  }

  .use_theme {
    @include simple-button;
  }

  .button_or_checkmark {
    margin-right: 10px;
    position: absolute;
    right: 10px;
  }

  .theme_in_use {
    font-size: 35px;
    line-height: space(4);
  }

  li {
    position: relative;
    margin: 0 space(1) space(1) 0;
    padding: space(4);

    &.active {
      background-color: var(--ui-selection-color-lighter);
    }
  }

  .preview_image_region {
    position: relative;
    min-height: 0;
    flex: 1;
    margin-top: 1rem;
  }

  .preview_image {
    position: relative;
    z-index: 2;
    height: 100%;
    width: 100%;
    object-fit: contain;
  }

  .loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
}