#info_detail_con_bg {
    padding: 75px;
    background-color: #efefef;
}
#info_detail_con_area {
    padding: 36px;
    background-color: #FFF;
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    -o-border-radius: 10px;
    behavior: url(border-radius.htc);
}
@media screen and (max-width: 641px) {
    #info_detail_con_bg {
        padding: 5px;
    }

}