.banner {
    top: 0;
    width: 100%;
    height: 100px;
    text-align: center;
}

.menu {
    position: absolute;
    left: 0;
    top: 100px;
    width: 200px;
    margin: 10px 10px 10px 10px;
}

.menu li {
    list-style-type: circle;
}

.content {
    position: absolute;
    left: 200px;
    right: 0;
    top: 100px;
    margin: 10px 10px 10px 10px;
}

body {
    font-family: arial, verdana, sans-serif;
    background: white;
}