Liquid insanity

HTML markup

<div id="sample15">
	<div class="spacer">
		 
	</div>
	<div id="row1col1">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut.
		</p>
	</div>
	<div id="row1col2">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut.
		</p>
	</div>
	<div class="spacer clearboth">
		 
	</div>
	<div id="row2col2">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat.
		</p>
	</div>
	<div id="row2col1">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat. Ut wisi enim ad minim veniam, quis nostrud exerci tation ullamcorper suscipit lobortis nisl ut aliquip ex ea commodo consequat. Duis autem vel eum iriure dolor in hendrerit in vulputate velit esse molestie consequat, vel illum dolore eu feugiat nulla facilisis at vero eros et accumsan et iusto odio dignissim qui blandit praesent luptatum zzril delenit augue duis dolore te feugait nulla facilisi.
		</p>
	</div>
	<div id="row2col3">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat.
		</p>
	</div>
	<div class="spacer clearboth">
		 
	</div>
	<div id="row3col1">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat. Ut wisi enim ad minim veniam, quis nostrud exerci tation ullamcorper suscipit lobortis nisl ut aliquip ex ea commodo consequat. Duis autem vel eum iriure dolor in hendrerit in vulputate velit esse molestie consequat, vel illum dolore eu feugiat nulla facilisis at vero eros et accumsan et iusto odio dignissim qui blandit praesent luptatum zzril delenit augue duis dolore te feugait nulla facilisi.
		</p>
	</div>
	<div id="row3col2">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut.
		</p>
	</div>
	<div class="spacer clearboth">
		 
	</div>
	<div id="row4col1">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut.
		</p>
	</div>
	<div id="row4col2">
		<h3>
			Heading
		</h3>
		<p>
			Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat. Ut wisi enim ad minim veniam, quis nostrud exerci tation ullamcorper suscipit lobortis nisl ut aliquip ex ea commodo consequat. Duis autem vel eum iriure dolor in hendrerit in vulputate velit esse molestie consequat, vel illum dolore eu feugiat nulla facilisis at vero eros et accumsan et iusto odio dignissim qui blandit praesent luptatum zzril delenit augue duis dolore te feugait nulla facilisi.
		</p>
	</div>
	<div class="spacer clearboth">
		 
	</div>
	<div id="footer">
		Footer info here
	</div>
</div>

CSS code

.clearboth { clear: both; }

.spacer
{
	float: left;
	width: 3%;
}

#row1col1
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	width: 46%;
	background-color: #bbb;
}

#row1col2
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	margin-left: 3%;
	width: 45%;
	background-color: #bbb;
}

#row2col1
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	margin-left: 3%;
	width: 48%;
	background-color: #ddd;
}

#row2col2
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	width: 20%;
	background-color: #ddd;
}

#row2col3
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	margin-left: 3%;
	width: 20%;
	background-color: #ddd;
}

#row3col1
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	width: 71%;
	background-color: #bbb;
}

#row3col2
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	margin-left: 3%;
	width: 20%;
	background-color: #bbb;
}

#row4col1
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	width: 20%;
	background-color: #ddd;
}

#row4col2
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	margin-left: 3%;
	width: 71%;
	background-color: #ddd;
}

#footer
{
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	margin-top: 10px;
	float: left;
	width: 94%;
	background-color: #bbb;
	text-align: right;
}

h1, h2, h3, h4, h5, h6, p, ul, ol, dl
{
	margin-left: 7px;
	margin-right: 7px;
}

h1, h2, h3, h4, h5, h6
{
	margin-top: 5px;
	margin-bottom: 0;
}

h1+p, h2+p, h3+p, h4+p { margin-top: .2em; }