metamask-extension/ui/components/app/selected-account/index.scss

.selected-account {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  flex: 1;

  &__tooltip-wrapper {
    width: 100%;
  }

  &__name {
    @include H5;

    width: 100%;
    font-weight: 500;
    color: var(--color-text-default);
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    text-align: center;
    margin-bottom: 4px;
  }

  &__address {
    @include H7;

    color: var(--color-text-alternative);
    display: flex;
    align-items: center;
  }

  &__clickable {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 4px 0;
    padding: 6px 1px;
    border-radius: 10px;
    cursor: pointer;
    width: 100%;
    background-color: unset;

    &:hover,
    &:active {
      background-color: var(--color-background-default-hover);
    }
  }

  &__copy {
    display: flex;
    margin-inline-start: 3px;
  }
}