title: css :hover not working anyway
body: <p>Some time ago :hover in css went fine,but I did some changes(I forgot) and now it is not working</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>.nav-bar {
    width: 30px;
    height: 20px;
    display: inline-block;
    position: absolute;
    right: 5px;
    top: 0;
    bottom: 0;
    margin: auto;
    cursor: pointer;
  }
  
  .nav-bar:hover {
    color: #B0BEC5;
  }
  
  .nav-bar span {
    width: 30px;
    height: 3px;
    background: white;
    display: block;
    margin-bottom: 5px;
    position: absolute;
    transition: 0.25s ease-in-out;
    border-radius: 3px;
  }</code></pre>
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;div class="nav-bar"&gt;
    &lt;span&gt;&lt;/span&gt;
    &lt;span&gt;&lt;/span&gt;
    &lt;span&gt;&lt;/span&gt;
  &lt;/div&gt;</code></pre>
  </div>
  </div>
  </p>