body {
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    width: 900px;
    background: #f5f3ee url('../images/bg/188.png') repeat-x;
}

.top {
    padding: 5px;
}

.mainPanel {
    background: #fff;
    height: 1200px;
}

#petitLogo {
    position: absolute;
    top: 15px;
    left: 250px;
}