chromium/ash/webui/personalization_app/resources/js/keyboard_backlight/zone_customization_element.html

<style include="common cros-button-style">
  :host {
    --cros-tab-slider-track-color: var(--cros-button-stroke-color-secondary);
  }

  cr-dialog::part(dialog) {
    padding-bottom: 28px;
    width: 642px;
  }

  @media (max-width: 650px) {
    cr-dialog::part(dialog) {
      width: 560px;
    }
  }

  #zoneSelector {
    background-color: var(--cros-tab-slider-track-color);
    border-radius: 24px;
    column-gap: 2px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(0,1fr));
    grid-template-rows: minmax(0,1fr);
    margin-block-end: 28px;
    margin-block-start: 2px;
    width: 100%;
  }

  paper-ripple {
    border-radius: 24px;
    --paper-ripple-opacity: var(--cros-button-primary-ripple-opacity);
  }

  .zone-tab[aria-selected=false] paper-ripple {
    color: var(--cros-sys-ripple_neutral_on_subtle);
  }

  .zone-tab[aria-selected=true] paper-ripple {
    color: var(--cros-sys-ripple_primary);
  }

  .zone-tab {
    -webkit-tap-highlight-color: transparent;
    border: 2px solid var(--cros-tab-slider-track-color);
    border-radius: 24px;
    box-sizing: border-box;
    color: var(--cros-sys-secondary, var(--cros-button-label-color-secondary));
    cursor: pointer;
    font: var(--cros-button-2-font);
    height: 100%;
    padding: 6px 0 6px 0;
    position: relative;
    width: 100%;
  }

  .zone-tab[aria-selected=true] {
    background-color: var(--cros-sys-primary, var(--cros-button-background-color-primary));
    color: var(--cros-sys-on_primary, var(--cros-button-label-color-primary));
  }

  .zone-tab[aria-selected=false]:hover {
    background-color: var(--cros-sys-hover_on_subtle, var(--cros-ripple-color));
    color: var(--cros-sys-on_surface);
  }

  .zone-title-container {
    align-items: center;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    height: 100%;
    width: 100%;
  }

  .zone-title-container > color-icon {
    height: auto;
    margin-inline-start: 8px;
    width: auto;
  }

  #zoneTitle {
    margin-inline: 4px 8px;
    text-align: center;
    word-break: break-all;
    word-wrap: break-word;
  }

  #zoneSelector:focus-visible,
  color-selector:focus-visible {
    outline: none;
  }

  .zone-tab:focus-visible {
    outline: 2px solid var(--cros-focus-ring-color);
  }
</style>
<cr-dialog id="dialog" show-on-attach>
  <div slot="body" aria-label=" ">
    <iron-a11y-keys id="zoneKeys" keys="left right enter" on-keys-pressed="onZoneKeysPress_">
    </iron-a11y-keys>
    <iron-selector
        id="zoneSelector"
        selected="0"
        selected-item="{{ironSelectedZone_}}"
        aria-label$="[[getZoneTabListAriaLabel_()]]"
        role="tablist">
      <template is="dom-repeat" items="[[zoneIdxs_]]" as="zoneIdx">
        <div
            id$="[[zoneIdx]]"
            class="zone-tab"
            tabindex$="[[getZoneTabIndex_(zoneIdx, zoneSelected_)]]"
            data-zone-idx$="[[zoneIdx]]"
            on-click="onClickZoneTab_"
            aria-description$="[[getZoneColorDescription_(zoneIdx, zoneColors_)]]"
            aria-selected$="[[getZoneAriaSelected_(zoneIdx, zoneSelected_)]]"
            role="tab">
          <paper-ripple fit></paper-ripple>
          <div class="zone-title-container">
            <color-icon color-id="[[getColorId_(zoneIdx, zoneColors_)]]"></color-icon>
            <div id="zoneTitle">[[getZoneTitle_(zoneIdx)]]</div>
          </div>
        </div>
      </template>
    </iron-selector>
    <color-selector
        is-customized-dialog
        selected-color="[[getSelectedColor_(zoneSelected_, zoneColors_)]]"
        on-wallpaper-color-selected="onWallpaperColorSelected_"
        on-preset-color-selected="onPresetColorSelected_"
        role="tabpanel">
      <div slot="button-container" class="customization-button-container">
        <cr-button class="primary action-button" id="dialogCloseButton"
            on-click="onClickCloseDialog_">
          $i18n{dismissButtonText}
        </cr-button>
      </div>
    </color-selector>
  </div>
</cr-dialog>