@charset "utf-8";

#col1 {
    width: 33%;
    float: left;
    background: red;
}

#col2 {
    margin-left: 33%;
    background: fuchsia;
}

#footer {
    clear: both;
    background: lime;
    padding: 10px;
}

#header {
    background: orange;
    padding: 20px;
}

div.box {
    padding: 15px;
}