.container {
background-color:#000000;
width:100%;
margin:0 auto;
margin-top:0px;
}

.logo {
background-color:#FFFFFF;
width:300px;
height:75px;
float:left;
}

.banner {
background-color:#FFFFFF;
width:700px;
height:200px;
float:left;
}

.rechtsboven {
background-image:url(square.png);
width:200px;
height:200px;
float:left;
}