【column】
<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
body {
padding-left: 230px;
}
#left {
position: fixed;
height: 100%;
left: 0px;
top: 0px;
width: 200px;
background-color: rgb(150, 150, 150);
border-right: 5px solid rgb(50, 50, 50);
padding: 10px;
}
#right {
width: 100%;
height: 10000px;
}
</style>
</head>
<body>
<div id="left">Fixed-width left</div>
<div id="right">Dynamic right. Scroll me!</div>
</body>
</html>
