[Mtnt]

<style type="text/css">
* {margin:0; padding:0;}
.elemBlock {float:left; width:50%; height:100px;}
.elemBlock .elem {margin:20px;}
</style>

<div class="content">
    <div class="elemBlock">
    	<div class="elem">
            bla bla bla
        </div>
    </div>
    <div class="elemBlock">
    	<div class="elem">
            bla bla bla
        </div>
    </div>
</div>