#pane_container {
        width:950px;
        margin:0 auto;
}

.pane {
        width: 425px;

        -webkit-border-radius: 15px;
        -moz-border-radius: 15px;
        border-radius: 15px;
}

#left {
        float:left;
}

#right {
        float:right;
}