#wrap_alpha {width:318px; margin:auto; }
#wrap_beta {width:318px; position:absolute; height:161px; top:50%; margin-top:-100px; }

#thegumball {position:absolute; top:0px; left:0px; z-index:20; }
#theothergumball {position:absolute; top:0px; left:0px; z-index:10; }

a {border:0;}
a img {border:0; }