#nextBtn a{
/*background:url(../images/next.png) no-repeat center top;*/
background: transparent url(../images/next_over.png) no-repeat 0 0;
height:31px;
width:29px;
text-indent: -9999px;
float:left;
position:absolute;
top:220px;
margin-left:750px;
}

#nextBtn a:hover{
background-position: 0 -31px;
}
#prevBtn a{
/*background:url(../images/prev.png) no-repeat center top;*/
background: transparent url(../images/prev_over.png) no-repeat 0 0;
height:31px;
width:29px;
text-indent: -9999px;
float:left;
position:absolute;
top:220px;
margin-left:30px;
}

#prevBtn a:hover{
background-position: 0 -31px;
}

#slider-container {
background: url(../images/whatwedo/about_us-slides-bg.png);
}