openproject/frontend/app/components/common/help-texts/help-text.modal.html

<div class="attribute-help-text--modal">
  <div>
    <div class="modal--header">
      <span class="icon-context icon-help1"></span>
      <h2 class="ellipsis" ng-bind="::resource.attributeCaption"></h2>
    </div>

    <div class="modal--main -formattable"
         tabindex="0"
         ng-bind-html="::resource.helpText.html">
    </div>

    <div class="modal--footer">
      <a class="help-text--edit-button button"
         ng-if="resource.editText"
         ng-attr-href="{{ resource.editText && resource.editText.$link.href }}"
         ng-attr-title="{{ ::text.edit }}">
        <op-icon icon-classes="button--icon icon-edit"></op-icon>
        <span class="button--text" ng-bind="::text.edit"></span>
      </a>
    </div>
  </div>

  <a class="ngdialog-close"
     href=""
     title="{{ ::text.close }}"
     ng-click="close($event)">
  </a>
</div>