title: Modifying the default ExpansionTile children vertical padding Flutter
body: <p><strong>How can I reduce the vertical padding between the ExpansionTile children:</strong> <br><br><br>
  <a href="https://i.stack.imgur.com/C0lD4.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/C0lD4.png" alt="enter image description here"></a></p>
  
  <p><strong>Here is the inline widget code:</strong><br></p>
  
  <pre><code>Expanded(
      child: ListView(
          padding: EdgeInsets.all(0.0) ,
          primary: true,
          shrinkWrap: true,
          children: &lt;Widget&gt;[
              ExpansionTile(
                  title: Text("Categories"),
                  children: [
                      CheckboxListTile(
                          controlAffinity: ListTileControlAffinity.trailing,
                          title: Text( "Cars", maxLines: 1, ),
                        ),
                      CheckboxListTile(
                          controlAffinity: ListTileControlAffinity.trailing,
                          title: Text("Veichle", maxLines: 1, ),
                        ),
                      ],
                  initiallyExpanded: true,
                  ),
          ],
      ),
  ),
  </code></pre>