metamask-extension/ui/components/app/collectibles-items/index.scss

.collectibles-items {
  &__collection {
    margin-bottom: 24px;

    &-accordion-title {
      cursor: pointer;
    }

    &-wrapper {
      background-color: transparent;
      border: 0;
      width: 100%;
    }

    &-image {
      width: 32px;
      height: 32px;
      border-radius: 50%;
    }

    &-image-alt {
      border-radius: 50%;
      width: 32px;
      height: 32px;
      padding: 8px;
      background: var(--color-overlay-alternative);
      color: var(--color-overlay-inverse);
      text-align: center;
    }

    &__icon-chevron {
      color: var(--color-icon-default);
    }
  }

  &__item-wrapper {
    align-self: center;

    &__card {
      overflow: hidden;
    }
  }

  &__item {
    border-radius: 4px;
    width: 100%;
    display: flex;
    justify-content: center;
    cursor: pointer;
    align-self: center;

    &-image {
      border-radius: 4px;
      width: 100%;
      height: 100%;
      cursor: pointer;
    }
  }
}