css_floats_content_and_nav.css

#container
{
width: 900px;
padding: 0;
background: #000;
}

#content
{
background: #F00;
width: 500px;
float: left;
border: solid 1px #000;
}

#navigation
{
background: #0F0;
width: 200px;
float: right;
border: solid 1px #000;
}

#footer
{
clear: both;
width: 900px;
background: #0FF;
}