siyuan/app/src/assets/scss/_search.scss

.search {
  &__header {
    display: flex;
    background: var(--b3-theme-background);
    position: relative;
    border-bottom: 1px solid var(--b3-border-color);

    .b3-text-field--text {
      font-size: 18px;
      height: 48px;
      line-height: 32px;
      border-radius: 0;
      padding: 8px 8px 8px 48px !important;
      box-shadow: none;
    }

    .b3-form__icon-icon {
      top: 16px;
      left: 12px;
    }

    .b3-menu {
      max-height: 50vh;
      overflow: auto;
      top: 48px;
      position: absolute;
      left: 8px;
    }
  }

  &__arrowdown {
    position: absolute;
    height: 10px;
    width: 10px;
    left: 30px;
    top: 20px;
  }

  &__label {
    cursor: pointer;
    flex: 1;

    &:hover {
      color: var(--b3-theme-on-background);
    }

    .b3-form__icon-input {
      width: 0;
      transition: var(--b3-transition);
      border-color: transparent;
      box-sizing: border-box;
      padding-right: 0;
      border-radius: 2px;

      &:focus,
      &.search__input--block {
        width: 100%;
        border-color: var(--b3-theme-primary);
      }
    }
  }
}


.protyle-search {
  display: flex;
  background-color: var(--b3-theme-surface);
  transition: var(--b3-transition);
  height: 0;
  overflow: hidden;
  flex-direction: column;
  box-sizing: border-box;

  &__item {
    margin: 8px 16px 0 16px;
    display: flex;
    align-items: center;
  }

  &--open {
    height: 36px;
  }

  &__mark {
    background-color: var(--b3-protyle-search-background);
    box-shadow: 0 0 1px var(--b3-protyle-search-border-color);

    &--current {
      background-color: var(--b3-protyle-search-current-background);
      box-shadow: 0 0 1px var(--b3-theme-on-background);
    }
  }

  &__text {
    color: var(--b3-theme-on-surface);
    font-size: 12px;
    line-height: 22px;
    height: 22px;
    padding: 0 8px 0 16px;
  }

  .b3-tooltips {
    display: flex;
    align-items: center;
  }

  svg {
    cursor: pointer;
    color: var(--b3-theme-on-background);
    padding: 6px 8px;
    height: 10px;
    width: 10px;

    &:hover {
      color: var(--b3-theme-on-surface);
    }
  }
}