body { margin: 0; padding: 0; overflow: hidden }
.menu { color: black; background-color: aqua; border: solid 1px black; position: fixed; top: 0px; left: 0px; width: 200px; height: 300px }
.inhalt { background-color: fuchsia; margin: 0px 40px 40px 240px; padding: 20px; border: solid 1px black; position: static }