/* waterfront - example */
#left_side_top1 {
    width: 100%;
    height: 279px;
    overflow: hidden;
     background: url(../pictures/project_bg/2.jpg) left top no-repeat;  
    position: relative;
}


#left_side_top10 {
    width: 100%;
    height: 279px;
    overflow: hidden;
    background: url(../pictures/project_bg/10.jpg) left top no-repeat;
    position: relative;
}