title: What is the effect of content: "\0020"; property?
body: <pre><code>.container:after {
  content: "\0020";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
  overflow:hidden;}
  </code></pre>
  
   Contents 
  
  <p>Please explain what is the effect of "content: "\0020"; property?</p>