.box { width: 200px; height: 100px; margin: 20px; background-color: darkblue; border: thick black; align-content: center; font-size: 72px; color: aquamarine; } #box1 { background-color: darkblue; color: aquamarine; } #box2 { background-color: darkred; color: palevioletred; } #box3 { background-color: darkgreen; color: darkseagreen; } #box4 { background-color: darkblue; color: aquamarine; position: relative; left: 0px; top: 0px; } #box5 { background-color: darkblue; color: aquamarine; position: relative; left: 400px; top: 200px; }