title: How to make bootstrap button responsive?
body: <p>I have bootstrap button having <strong>width</strong> of <strong>128px</strong> and <strong>height</strong> of <strong>30px</strong>. </p>
  
  <p>When I resize my browser window, the buttons are not responsive.</p>
  
  <p>What am I missing?</p>
  
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-css lang-css prettyprint-override"><code>.common_btn{
     width: 128px; 
     height: 30px; 
     float: right; 
     margin: 0 15px;
  }</code></pre>
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;button class="btn m-b-xs w-xs btn-danger common_btn "  style="float:left;"&gt;New Contact&lt;/button&gt;
  &lt;button class="btn m-b-xs w-xs btn-danger common_btn " &gt;Delete&lt;/button&gt;
  &lt;button class="btn m-b-xs w-xs btn-dark common_btn" &gt;Save&lt;/button&gt;</code></pre>
  </div>
  </div>
  </p>