/tbody></table><p class="vjs-only"><em id="$$Footer">Defined in <a href="https://github.com/videojs/video.js/blob/master/src/js/component.js#L861">https://github.com/videojs/video.js/blob/master/src/js/component.js line number: 861</a></em></p><p><a href="#top">[back to top]</a></p></div><div id="MethodsaddClass"><h3 id="addClassHeader">addClass( classToAdd )</h3><div id="addClassDescription" class="description"><p>Add a CSS class name to the component's element</p></div><h4>Parameters</h4><table><thead><tr