.topspan{float:left;width:744px;height:501px;margin-left:5px;}
.topspan_left{float:left;width:454px;height:501px;background: url(lifespan/001.png) no-repeat;}
.toptit{float:left;width:424px;margin:15px;}
.t_tit{float:left;font-size: 15px;}
.t_wz{float:left;font-size: 13px;}

.topspan_right{float:right;width:289px;height:501px;}
.rtopimg1{float:left;background: url(lifespan/03_01.png) no-repeat;width:299px;height:161px;margin-top:-3px;}
.rtopimg2{float:left;background: url(lifespan/03_02.png) no-repeat;width:299px;height:173px;}
.rtopimg3{float:left;background: url(lifespan/03_03.png) no-repeat;width:299px;height:173px;}

.conspan{float:left;width:744px;margin-top:10px;margin-left:5px;}
.conimg{float:left;background: url(lifespan/002.png) no-repeat;width:182px;height: 287px;margin-right: 5px;}
.conimg1{float:right;background: url(lifespan/002.png)no-repeat;width:182px;height:287px;}
.top_img1{float:left;width: 108px;height:95px;margin: -5px 40px;background: url(lifespan/11.png)no-repeat;}
.top_img2{float:left;width: 108px;height:95px;margin: -5px 43px;background: url(lifespan/22.png)no-repeat;}
.top_img3{float:left;width: 108px;height:95px;margin: -5px 40px;background: url(lifespan/33.png)no-repeat;}
.top_img4{float:left;width: 108px;height:95px;margin: -5px 40px;background: url(lifespan/44.png)no-repeat;}
.con_nr{float:left;width:162px;margin:0 10px;}
.con_tit{float:left;font-size: 15px;}
.con_wz{float:left;font-size: 12px;}

.connspan{float:left;width:744px;height:255px;background: url(lifespan/03.26_04.png)no-repeat;margin: 10px 0 10px 5px;}

.butspan{float:left;width:744px;height:946px;background: url(lifespan/003.png)no-repeat;margin-left:5px;}
.bspan_top{float:left;width:714px;height:186px;margin:10px 15px 0;}
.btspan_left{float:left;width:399px;height:186px;}
.btspan_right{float:right;width:300px;height: 186px;}
.bleft_img{float:left;width:200px;height: 145px;background: url(lifespan/111.png)no-repeat;}
.bleft_img2{float:right;width:195px;height: 145px;background: url(lifespan/222.png)no-repeat;}
.bright_img{float:left;width:150px;height: 145px;background: url(lifespan/333.png)no-repeat;}
.bright_img2{float:right;width:145px;height: 145px;background: url(lifespan/444.png)no-repeat;}
.bleft_tit{float:left;text-align: center;width:100%;}
.bright_tit{float:left;text-align: center;width:100%;}

.btcon{float:left;width:705px;height:251px;margin-left:15px;margin-top:-20px;}
.bcon_left{float:left;background: url(lifespan/555.png)no-repeat;width:399px;height: 251px;}
.bcon_right{float:left;width:280px;margin-left:25px;margin-top:30px;}
.bcon_tit{float:left;width:200px;margin-left:150px;}
.bt_bt{float:left;width:744px;height:505px;margin-left:0px;margin-top:23px;background: url(lifespan/03.26_06.jpg)no-repeat;}