#bg-body {
background: none repeat scroll 0 0 #fff;
position: fixed;
height: 200%;
left: -50%;
top: -50%;
width: 200%;
}
#bg-body img {
bottom: 0;
left: 0;
margin: auto;
min-height: 25%;
min-width: 25%;
position: absolute;
right: 0;
top: 0;
}
#container_a_asa {
/*
background: none repeat scroll 0 0 #fff;
*/
position: fixed;
/*height: 200%;*/
/*left: -100%;*/
/*top: -100%;*/
/*width: 200%;*/
float:left;
}
#container_a_asa img {
bottom: 0;
left: 50%;
margin: auto;
min-height: 50%;
min-width: 50%;
position: absolute;
right: 0;
top: 0;
}