вот такой код:
[code=html]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
    <head>
        <title>Тестирование 25% ширины</title>
        <style type='text/css'>
            html,body {background:gray;}
            #container {padding:0;position:absolute;

        top:0px;left:200px;right:200px;height:120px;

}
            #col { width:25%;    float:left; }
        </style>
    </head>
    <body>
        <div id='container' style=' background:#800000 '>
            <div id='col'>
                Sed ut perspiciatis, unde omnis iste natus error sit voluptatem accusantium doloremque 
                laudantium, totam rem aperiam eaque ipsa, quae ab illo inventore veritatis et quasi 
                architecto beatae vitae dicta sunt, explicabo. nemo enim ipsam voluptatem, quia voluptas 

               
            </div>
            <div id='col' style=' background:#F00000 '>
                sit, aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos, qui 
                ratione voluptatem sequi nesciunt, neque porro quisquam est, qui dolorem ipsum, 

            </div>    
            <div id='col' style=' background:#808000 '>
                quia dolor sit, amet, consectetur, adipisci velit, sed quia non numquam eius modi 
                tempora incidunt, ut labore et dolore magnam aliquam quaerat voluptatem. ut enim ad
                 minima veniam, quis nostrum exercitationem ullam corporis suscipi