body {
margin:0;
padding:0;
}

#container {
width: 1000px;
margin: auto;
}

#header {
clear: left;
height: 200px;
background-image: url("images/bdd.jpg");
background-repeat: no-repeat;
}

#content {
width: 100%;
}

/*levy sloupec*/
#left_column {
float: left;
width: 300px;
}
#right_column {
float: left;
width: 700px;
}

/*Patička*/
#footer {
clear: left;
}