Base One

<div style="width:600px;float:left;">
	<div style="width:400px;float:left;">
		<div style="background-color:#ddd;width:400px;height:200px;float:left;">
			&nbsp;</div>
	</div>
	<div style="width:200px;float:left;">
		<div style="background-color:#eee;width:200px;height:200px;float:left;">
			&nbsp;</div>
	</div>
	<div style="width:100px;float:left;">
		<div style="background-color:#eee;width:100px;height:200px;float:left;">
			&nbsp;</div>
	</div>
	<div style="width:500px;float:left;">
		<div style="background-color:#999;width:500px;height:200px;float:left;">
			&nbsp;</div>
	</div>
	<div style="width:600px;float:left;">
		<div style="background-color:#333;width:600px;height:90px;float:left;">
			&nbsp;</div>
	</div>
	<div style="background-color:#ddd;width:600px;height:300px;float:left;">
		&nbsp;</div>
</div>
<p>
	&nbsp;</p>