logseq/src/main/frontend/components/command_palette.css

 .cp__select {
  --palettle-input-height: 64px;
  --palettle-container-height: 75vh;

  &-main {
    max-height: var(--palettle-container-height);
    margin: -2rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;

    @screen lg {
      width: var(--ls-main-content-max-width);
    }

    .menu-link {
      transition: none;
      border: none;
      border-radius: unset !important;
      background: none;

      .type-icon {
        color: var(--ls-search-icon-color);

        &.highlight {
          color: var(--ls-selection-text-color);
          border-color: var(--ls-selection-background-color);

          &:before {
            opacity: 0.5;
            background: var(--ls-selection-background-color);
          }
        }
      }

      &.chosen .type-icon,
      &:hover .type-icon {
        color: var(--ls-search-icon-hover-color);
      }

      &.chosen,
      &.chosen p {
        background-color: or(--logseq-og-cp-chosen, --lx-gray-03, --ls-a-chosen-bg);
        color: var(--ls-secondary-text-color);
      }

      .dark &.chosen,
      .dark &.chosen p {
        background-color: or(--logseq-og-cp-chosen, --lx-gray-02, --ls-a-chosen-bg);
      }

      &:hover p {
        color: var(--ls-secondary-text-color);
      }
    }

    .command-results-wrap,
    .item-results-wrap,
    .search-results-wrap > div:first-child {
      overflow-x: hidden;
      overflow-y: auto;
      max-height: calc(var(--palettle-container-height) - var(--palettle-input-height));
    }

    .input-wrap {
      height: var(--palettle-input-height);
    }

    .cp__palette-input {
      color: var(--ls-secondary-text-color);
      border: none;

      &:focus {
        box-shadow: none;
      }
    }

    .search-result {
      @apply text-sm font-medium flex items-baseline;
    }

    .ui__icon {
      font-size: 16px;
    }
  }

  &-input {
    padding: 16px;
    font-size: 20px;
    outline: none;
  }

  &-results {
    .tip code {
      white-space: nowrap;
    }
  }
}

html.is-ios {
  .ui__model {
    &[label="ls-modal-search"] {
      .panel-content {
        padding-bottom: 0;
        max-height: unset;
      }
    }

    .ls-search {
      @apply pb-0;
    }
  }

  .cp__palette-main {
    margin-bottom: 0;
    min-height: var(--palettle-input-height);
    --palettle-container-height: calc(98vh - 6rem - var(--ls-native-kb-height));
  }
}

.cards-review .cp__select {
  &-main {
    margin: 0;
    @screen lg {
      width: 240px;
    }
  }

  .input-wrap {
    height: initial;
  }

  &-input {
    padding: 16px;
    font-size: 16px;
  }
}