Page Widget How to - Expand content to 100% width if no sidebar content

Question

We would like to know how to expand content to 100% width if no sidebar content.

Answer


<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
.container {<!--   w w w  .j a  va  2 s . c o  m-->
  position: relative;
}

.sidebar {
  position: absolute;
  right: 0;
  width: 150px;
}

.sidebar+.content {
  margin-right: 150px;
}

.content {
  background-color: yellow;
  height: 300px;
}

.sidebar {
  background-color: blue;
  height: 200px;
}
</style>
</head>
<body>
  <div class='container'>
    <div class='sidebar'></div>
    <div class='content'></div>
  </div>
  <br />
  <div class='container'>
    <div class='content'></div>
  </div>
</body>
</html>

The code above is rendered as follows: