#home_bottom
{margin-top:120px;}

#buttons {
position:relative;
width:1300px;
margin:auto;
left:-400px;
top:-205px;
margin-bottom:-60px;
}

*:first-child+html #buttons {
width:920px;
left:0px;
}

*html #buttons {
width:920px;
left:0px;
}