*{margin:0px;padding:0px}
body{background:#0080C0}

#wrapper{width:1000px;height:1000px;background:cyan;margin:10px auto;padding-top:100px}
#box{width:500px;height:400px;margin-left:200px;margin-top:10px;background:#008000;padding:50px}
#inner_box{width:500px;height:400px;background:#C488FF;position:relative;}
#child_box{width:100px;height:40px;background:#000040;position:absolute;bottom:15px;left:15px}
#margin{text-align:center;margin-top:10px}
#fortesting{width:600px;height:300px;background:#3DC2BC;display:none;margin-left:200px}