title: Angular material 2 colour for input
body: <p>Angular material 2 colour for input   </p>
  
  <pre><code>&lt;md-input-container &gt;
    &lt;input type="password" md-input placeholder="password"&gt;
  
  &lt;/md-input-container&gt;
  </code></pre>
  
  <p>i want the colour to be changed on the click, How can I do that?</p>