HTML CSS examples for CSS Layout:Absolute Position
take advantage of default top for absolutely positioned element
<html> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <style id="compiled-css" type="text/css"> .container {<!-- w ww . ja va2 s . c o m--> height:501px; width:301px; position:relative; } .parent { height:201px; box-sizing:border-box; } .child { height:100%; left:0; right:0; position:absolute; box-sizing:border-box; } .blue { background-color:Chartreuse; border:4px solid yellow; } .green { background-color:blue; border:4px solid pink; } .red { background-color:OrangeRed; border:4px solid grey; } .orange { background-color:BlueViolet; border:4px solid Chartreuse; } .violet { background-color:yellow; border:4px solid blue; } </style> </head> <body> <div class="container blue"> <div class="parent violet"> <div class="child red"></div> </div> </div> </body> </html>