excalidraw/src/components/LibraryUnit.scss

@import "../css/variables.module";

.excalidraw {
  .library-unit {
    align-items: center;
    border: 1px solid transparent;
    display: flex;
    justify-content: center;
    position: relative;
    width: 63px;
    height: 63px; // match width

    &--hover {
      box-shadow: inset 0px 0px 0px 2px $oc-blue-5;
      border-color: $oc-blue-5;
    }

    &--selected {
      box-shadow: inset 0px 0px 0px 2px $oc-blue-8;
      border-color: $oc-blue-8;
    }
  }

  .library-unit__dragger {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
  }

  .library-unit__dragger > svg {
    filter: var(--theme-filter);
    flex-grow: 1;
    max-height: 100%;
    max-width: 100%;
  }

  .library-unit__checkbox-container,
  .library-unit__checkbox-container:hover,
  .library-unit__checkbox-container:active {
    align-items: center;
    background: none;
    border: none;
    color: var(--icon-fill-color);
    display: flex;
    justify-content: center;
    margin: 0;
    padding: 0.5rem;
    position: absolute;
    left: 2rem;
    bottom: 2rem;
    cursor: pointer;

    input {
      cursor: pointer;
    }
  }

  .library-unit__checkbox {
    position: absolute;
    left: 2.3rem;
    bottom: 2.3rem;

    .Checkbox-box {
      width: 13px;
      height: 13px;
      border-radius: 2px;
      margin: 0.5em 0.5em 0.2em 0.2em;
      background-color: $oc-blue-1;
    }

    &.Checkbox:hover {
      .Checkbox-box {
        background-color: $oc-blue-2;
      }
    }
  }

  .library-unit__removeFromLibrary > svg {
    height: 16px;
    width: 16px;
  }

  .library-unit__adder {
    transform: scale(1);
    animation: library-unit__adder-animation 1s ease-in infinite;
  }

  .library-unit__adder {
    position: absolute;
    left: 40%;
    top: 40%;
    width: 2rem;
    height: 2rem;
    margin-left: -10px;
    margin-top: -10px;
    pointer-events: none;
  }
  .library-unit:hover .library-unit__adder {
    fill: $oc-blue-7;
  }
  .library-unit:active .library-unit__adder {
    animation: none;
    transform: scale(0.8);
    fill: $oc-black;
  }

  .library-unit__active {
    cursor: pointer;
  }

  @keyframes library-unit__adder-animation {
    0% {
      transform: scale(0.85);
    }

    50% {
      transform: scale(1);
    }

    100% {
      transform: scale(0.85);
    }
  }
}