body {
    font-family:arial, sans-serif;
    font-size:12px;
    background-color:#fff;
    background-image:url(../images/background.jpg);
    background-repeat:no-repeat;
    background-position:50% 0;
}
.sb-item {
    margin:auto;
    width:100%;
    height:700px;
    margin-top:0;
}