A Pen by najam awan.

gBfhE.markdown

dynamic 2col layout with css only

A Pen by najam awan on CodePen.

License.

index.html

<div class="a">sidebar</div>
<div class="b">my main content</div>

style.css

.a{float:left; margin: 0 50px 0 0; background:red; padding:20px 0 0 20px; width:200px;}
.b{overflow:hidden; background:yellow;}