title: Disable button in mobile view
body: <p>This code is working for me in normal view.</p>
  
  <pre><code>[disabled]="newSongs?.length&lt;6"
  </code></pre>
  
  <p>I want set an extra otption for mobile view (xs). </p>
  
  <pre><code>[disabled]="newSongs?.length&lt;2" 
  </code></pre>
  
  <p>Thanks in advance</p>