div style background-color green width 140px height 400px float left d

	<div style="background-color: green; width: 140px;  height:400px; float: left;"></div>
	<div style="background-color: blue; width: 500px; height:400px; float: right;"></div>
	<div style="background-color: yellow; height:50px; clear:both;"></div>