discourse/app/assets/javascripts/admin/templates/customize-themes-edit.hbs

<div class="current-style {{if maximized 'maximized'}}">
  <div class='wrapper'>
    <h2>{{i18n 'admin.customize.theme.edit_css_html'}} {{#link-to 'adminCustomizeThemes.show' model.id replace=true}}{{model.name}}{{/link-to}}</h2>

    {{#if error}}
    <pre class='field-error'>{{error}}</pre>
    {{/if}}

    <div class='edit-main-nav'>
      <ul class='nav nav-pills target'>
        {{#if showCommon}}
        <li>
          {{#link-to 'adminCustomizeThemes.edit' model.id 'common' fieldName replace=true title=field.title}}
            {{i18n 'admin.customize.theme.common'}}
          {{/link-to}}
        </li>
        {{/if}}
        {{#if showDesktop}}
        <li>
          {{#link-to 'adminCustomizeThemes.edit' model.id 'desktop' fieldName replace=true title=field.title}}
            {{i18n 'admin.customize.theme.desktop'}}
            {{d-icon 'desktop'}}
          {{/link-to}}
        </li>
        {{/if}}
        {{#if showMobile}}
        <li class='mobile'>
          {{#link-to 'adminCustomizeThemes.edit' model.id 'mobile' fieldName replace=true title=field.title}}
            {{i18n 'admin.customize.theme.mobile'}}
            {{d-icon 'mobile'}}
          {{/link-to}}
        </li>
        {{/if}}
      </ul>
      <div class='show-overidden'>
        <label>
          {{input type="checkbox" checked=onlyOverridden}}
          {{i18n 'admin.site_settings.show_overriden'}}
        </label>
      </div>
      <div class='clearfix'></div>
    </div>

    <div class='admin-controls'>
      <ul class='nav nav-pills fields'>
        {{#each fields as |field|}}
          <li>
            {{#link-to 'adminCustomizeThemes.edit' model.id currentTargetName field.name replace=true title=field.title}}
              {{#if field.icon}}{{d-icon field.icon}} {{/if}}
              {{i18n field.key}}
            {{/link-to}}
          </li>
        {{/each}}
        <li class='toggle-maximize'>
          <a {{action "toggleMaximize"}}>
            {{d-icon maximizeIcon}}
          </a>
        </li>
      </ul>
    </div>

    {{ace-editor content=activeSection editorId=editorId mode=activeSectionMode autofocus="true"}}

    <div class='admin-footer'>
      <div class='status-actions'>
        {{#unless model.changed}}
          <a class='preview-link' href={{previewUrl}} target='_blank' title="{{i18n 'admin.customize.explain_preview'}}">{{i18n 'admin.customize.preview'}}</a>
        {{/unless}}
      </div>

      <div class='buttons'>
        {{#d-button action="save" disabled=saveDisabled class='btn-primary'}}
          {{saveButtonText}}
        {{/d-button}}
      </div>
    </div>
  </div>
</div>