lbry-desktop/src/ui/scss/component/_tooltip.scss

.tooltip {
  display: inline-block;
  position: relative;

  .tooltip__body {
    visibility: hidden;
  }

  &:hover {
    .tooltip__body {
      visibility: visible;
    }
  }

  .tooltip__body {
    font-size: 1rem;
    color: $lbry-black;
    font-weight: 400;
    padding: var(--spacing-vertical-miniscule);
    position: absolute;
    text-align: center;
    white-space: pre-wrap;
    width: 200px;
    background-color: $lbry-white;
    border: 1px solid $lbry-gray-1;
    box-shadow: 0 2px 5px rgba($lbry-black, 0.15);

    &.tooltip__body--short {
      width: 110px;
    }

    &::after {
      width: 0;
      height: 0;

      border-style: solid;
      border-width: 5px;
      content: ' ';
      position: absolute;
    }
  }

  $tooltip-border: $lbry-gray-5;
  &.tooltip--bottom .tooltip__body::after {
    border-color: transparent transparent $tooltip-border transparent;
  }
  &.tooltip--left .tooltip__body::after {
    border-color: transparent transparent transparent $tooltip-border;
  }
  &.tooltip--right .tooltip__body::after {
    border-color: transparent $tooltip-border transparent transparent;
  }
  &.tooltip--top .tooltip__body::after {
    border-color: $tooltip-border transparent transparent transparent;
  }

  html[data-mode='dark'] & {
    .tooltip__body {
      border: none;
    }
    $tooltip-border: $lbry-white;

    &.tooltip--bottom .tooltip__body::after {
      border-color: transparent transparent $tooltip-border transparent;
    }
    &.tooltip--left .tooltip__body::after {
      border-color: transparent transparent transparent $tooltip-border;
    }
    &.tooltip--right .tooltip__body::after {
      border-color: transparent $tooltip-border transparent transparent;
    }
    &.tooltip--top .tooltip__body::after {
      border-color: $tooltip-border transparent transparent transparent;
    }
  }
}

.tooltip--always-visible {
  .tooltip__body {
    visibility: visible;
  }
}

.tooltip--label {
  // When there is a label for the tooltip and not just using a button or icon
  font-size: 14px;
  padding-left: $spacing-vertical * 1/3;
  height: 100%;
  display: flex;
  align-items: center;
}

.tooltip--on-component,
.tooltip--icon {
  .tooltip__body {
    margin-top: 10px;
  }
}

.tooltip--left .tooltip__body {
  top: -5px;
  right: 105%;

  &::after {
    top: 17px;
    left: 100%;
    margin-top: -5px;
  }
}

.tooltip--right .tooltip__body {
  margin-top: -28px;
  margin-left: 110%;

  &::after {
    top: 14px;
    right: 100%; // To the left of the tooltip
    margin-top: -5px;
  }
}

.tooltip--bottom .tooltip__body {
  top: 90%;
  left: 50%;
  margin-left: -100px;

  &.tooltip__body--short {
    margin-left: -56px;
  }

  &::after {
    bottom: 100%;
    left: 50%;
    margin-left: -5px;
  }
}

.tooltip--top .tooltip__body {
  bottom: 120%;
  left: 50%;
  margin-left: -100px;

  &.tooltip__body--short {
    margin-left: -56px;
  }

  &::after {
    top: 100%;
    left: 50%;
    margin-left: -5px;
  }
}

// Channel-tooltip

.channel-tooltip {
  width: 20rem;

  .channel-thumbnail {
    left: 0;
    position: relative;
    flex-shrink: 0;
    text-align: center;
    display: flex;
    max-width: 5rem;
    max-height: 5rem;
    margin-right: 1rem;
    box-shadow: 0px 2px 10px -2px $lbry-black;
  }
}

.channel-tooltip__profile {
  display: flex;
  align-items: center;
  padding: 1rem;
}

.channel-tooltip__description {
  padding: 1rem;
  visibility: visible;
  border-top: 1px solid rgba($lbry-gray-4, 0.4);

  html[data-mode='dark'] & {
    border-top: 1px solid rgba($lbry-black, 0.8);
  }
}

.channel-tooltip__info {
  align-items: center;
  visibility: visible;
}

.channel-tooltip__title {
  font-weight: bold;
  font-size: 1.4rem;
  line-height: 1.5em;
}

.channel-tooltip__url {
  font-size: 1rem;
}