nt's
<code>contentEl</code> or another custom context.</p></div><h4>Parameters</h4><table><thead><tr><th>name</th><th>Type</th><th>Required</th><th>Description</th></tr></thead><tbody><tr><td>selector</td><td>String</td><td>yes</td><td>A valid CSS selector, which will be passed to <code>querySelector</code>.</td></tr><tr><td>context</td><td>Element|String</td><td>no</td><td>A DOM element within which to query. Can also be a selector
        string in which case the first matching element will be used
      