#container {
 width:96%;
 margin-left:auto;
 margin-right:auto;
 text-align:left;
}

#boxleft {
 width:50%;
 float:left;
}

#boxright {
 width:49%;
 float:right;
}

#boxfooter {
 width:100%;
 clear:both;
}
</style>