.font_1 {  font-size: 12px; line-height: 16px}
.font_2 {  font-size: 13px; line-height: 16px; font-weight: bold; color: #FFFFFF}
.font_3 { font-size: 12px; line-height: 16px ; font-weight: bold; color: #FFFFFF}
.back_1 {  background-image: url(image/product_back.jpg); background-repeat: no-repeat; background-position: right top}
.back_2 { background-image: url(image/group_back.jpg); background-repeat: no-repeat; background-position: right top ; background-color: #FFFFFF}
.back_3 { background-image: url(image/map_back.jpg); background-repeat: no-repeat; background-position: left top; background-color: #FFFFFF }
.font_4 { font-size: 12px; line-height: normal}