lbry-desktop/ui/scss/component/tabs.scss

.tabs {
  position: relative;
}

.tabs__list {
  display: flex;
  align-items: center;
  background-color: var(--color-tabs-background);
  padding: var(--spacing-m) var(--spacing-main-padding);

  & > *:not(.tab) {
    // If there is anything after the tabs, render it on the opposite side of the page
    margin-left: auto;
  }

  .tab {
    &:hover {
      color: var(--color-link);
    }
  }
}

.tabs__list.isSticky {
  z-index: 4;
}

.channel__thumbnail--channel-page.isSticky {
  position: fixed;
  background-color: #b95e5e;
  margin-top: 100px;
}

.commentCreate {
  .tabs {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-m);

    .selector-menu {
      border: 0 !important;

      button {
        margin: var(--spacing-xxs);
      }
    }
  }
}

.tabs__list--comment-selector {
  @extend .tabs__list--channel-page;
  padding-left: var(--spacing-m) !important;
  border: 0 !important;
  border-bottom: 1px solid var(--color-border) !important;
  border-radius: 0 !important;
  margin-bottom: 0px !important;

  + .tab__divider {
    display: none;
  }

  @media (max-width: $breakpoint-small) {
    position: sticky;
    padding: 0px;
    height: 3rem !important;

    button {
      font-size: var(--font-xxsmall);
    }
  }
}

.tabs__list--channel-page {
  padding-left: calc(var(--channel-thumbnail-width) + var(--spacing-xl));
  padding-right: var(--spacing-m);
  margin-bottom: var(--spacing-l);
  height: 4rem;
  border-bottom-left-radius: var(--border-radius);
  border-bottom-right-radius: var(--border-radius);
  border-top: none;

  @media (max-width: $breakpoint-small) {
    padding-left: var(--spacing-m);
    .tab {
      flex: auto;
    }
  }
}

.tabs__list--channel-page--absolute {
  position: fixed;
  top: var(--header-height);
  z-index: 10;
  width: var(--page-max-width);
}

.tabs__list--collection-edit-page {
  padding-right: var(--spacing-m);
  margin-bottom: var(--spacing-l);
  height: 4rem;
  border-radius: var(--border-radius);

  @media (max-width: $breakpoint-small) {
    padding-left: var(--spacing-m);
  }
}

.tab {
  @extend .button--link;
  margin-right: var(--spacing-l);
  padding: 5px 0;
  color: var(--color-tab-text);
  position: relative;
  font-size: var(--font-body);

  &::after {
    position: absolute;
    bottom: calc(var(--tab-indicator-size) * -2 + 1px);
    height: 0;
    width: 100%;
    content: '';

    @media (max-width: $breakpoint-small) {
      bottom: calc(var(--tab-indicator-size) * -2 - 1px);
    }
  }

  &:focus {
    box-shadow: none;
  }

  @media (max-width: $breakpoint-xsmall) {
    margin-right: var(--spacing-s);
  }
}

.tab__divider {
  position: absolute;
  margin-top: calc(var(--tab-indicator-size) * -1 - var(--spacing-l));
}

.tab::after,
.tab__divider {
  display: block;
  transition: all var(--animation-duration) var(--animation-style);
}

.tab:hover::after,
.tab__divider {
  height: var(--tab-indicator-size);
  background-color: var(--color-link);
}