<div class="box blue"></div> <div class="box red"> <div class="box green"></div> </div>
.box{ height: 60px; width:60px; margin: 5px 0; } .blue{ border: 1px solid blue; } .green{ border: 1px solid green; position:absolute; top:20px; left:20px; } .red { position: absolute; border: 1px solid red; }