<!doctype html> | |
<meta charset="utf-8"> | |
<style> | |
#box { | |
width: 200px; | |
height: 200px; | |
} | |
#top { | |
border-left: 100px solid blue; | |
border-right: 100px solid black; | |
height: 100px; | |
} | |
#bottom { | |
border-left: 100px solid green; | |
border-right: 100px solid red; | |
height: 100px; | |
} | |
</style> | |
<div id="box"> | |
<div id="top"></div> | |
<div id="bottom"></div> | |
</div> |