message: docs: Separated HTML elements with blank lines
  Separated HTML elements with judicious use of space. It not only makes it easier to read the HTML; it also makes it consistent with the formatting of
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diff: Trigger alert message
  </button>
  <!-- #enddocregion -->
  +
  <!-- #docregion bindings -->
  <p
  [id]="sayHelloId"
  You can set my color in the component!
  </p>
  <!-- #enddocregion -->
  +
  <p>My color is {{ fontColor }}</p>
  