Try it Live

​x
 
<!DOCTYPE html>
<html>
  <head>
    <title>List style type as none</title>
    <style>
      #ul-none {
        list-style-type: none;
        margin:10px;
        padding:5x;
      }
      #ul-none li {
        border:1px solid orange;
      }
      #ul-none li:hover {
        background:brown;
      }   
    </style>
  </head>
  <body>
    <ul id="ul-none">
      <li>Home</li>
      <li>Mainframe</li>
      <li>HTML</li>
      <li>CSS</li>
      <li>Bootstrap</li>
    </ul>   
  </body>
</html>
​