HTML Element Style How to - Center div inside anther div

Question

We would like to know how to center div inside anther div.

Answer


<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
div {<!--  w w w.j a va  2 s .  co m-->
  border: 1px solid black;
  height: 100px;
}

#big {
  width: 80%;
  min-width: 640px;
  padding: 100px;
  margin: auto;
}
</style>
</head>
<body>
  <div id="big">
    <div id="small"></div>
  </div>
</body>
</html>

The code above is rendered as follows: