title: How to vertically center text in a round division?
body: <p>I have created a round division which has text inside it. Problem is text stick to the top of circle I want text to be vertically centered. My text won't be long than 5 characters.</p>
  
  <p><div class="snippet" data-lang="js" data-hide="false">
  <div class="snippet-code">
  <pre class="snippet-code-css lang-css prettyprint-override"><code>.circle {
       background-color:#000;
       color:white;
       height:150px;
       width:150px;
       border-radius:50%; 
  }</code></pre>
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;center&gt;&lt;div class='circle'&gt;hello&lt;/div&gt;&lt;/center&gt;</code></pre>
  </div>
  </div>
  </p>