@charset "utf-8";b,body,dd,div,dl,dt,em,fieldset,form,h1,h2,h3,h4,h5,html,i,iframe,img,label,legend,li,p,pre,span,strong,table,tbody,td,tfoot,th,thead,tr,ul{margin:0;padding:0;border:0;outline:0}a,button,input{padding:0;margin:0;outline:0}h1,h2,h3,h4,h5{font-size:100%}body{font:12px "Microsoft Yahei"}ul{list-style:none}a,button{cursor:pointer}table{border-collapse:collapse;border-spacing:0}img,input,select{vertical-align:middle}.fl{float:left;_display:inline}.fr{float:right;_display:inline}.clearfix{*zoom:1}.clearfix:after{display:block;overflow:hidden;clear:both;height:0;visibility:hidden;content:"."}a{color:#9CA099;text-decoration:none;display:inline-block}a:hover{text-decoration:none}span{display:inline-block}em{font-style:normal}.web p{font:18px "微软雅黑";color:#1b303e;line-height:40px;margin-top:10px}.web em{font:700 18px "微软雅黑";color:#1b303e;font-style:normal}.web h3{font:700 24px "微软雅黑";color:#224d69;margin-top:30px}.angle{background:url(images/bg.jpg) top center 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no-repeat;bottom:200px;left:790px}.title{width:343px;height:104px;margin:80px 0 0 400px}.page_01 .title{background:url(images/page_01_tit.png) no-repeat}.cut_line{width:753px;height:12px;background:url(images/seg_line.png) no-repeat}.occ_pic01{width:464px;height:283px;background:url(images/occ_pic.jpg) no-repeat;position:absolute;top:0;right:60px;cursor:pointer}.occ_pic01 i{display:inline-block;width:38px;height:38px;background:url(images/video-btn.png) no-repeat;margin:120px 0 0 210px}.next_page{width:120px;height:120px;background:url(images/next_page_03.png) no-repeat;position:absolute;bottom:100px;left:45%;cursor:pointer}.page_02 .title{background:url(images/page_02_tit.png) no-repeat}.occ_pic02{width:570px;height:266px;background:url(images/occ_pic2.jpg) no-repeat;margin:64px 0 0 90px}.page_03 .title{background:url(images/page_03_tit.png) no-repeat}.page_03 .dts_text{width:1100px;height:677px;left:50px}.page_03 .cut_line{width:997px;background:url(images/seg_line_long.png) no-repeat}.occ_pic03{width:464px;height:283px;background:url(images/occ_pic3.jpg) no-repeat;position:absolute;top:0;right:110px;cursor:pointer}.occ_pic04{width:464px;height:283px;background:url(images/occ_pic4.jpg) no-repeat;margin:30px 0 0 318px}.dts_nav{width:174px;height:520px;background:url(images/nav.png) no-repeat;position:absolute;top:250px;right:30px}.dts_nav li{width:161px;height:68px;margin-left:3px;cursor:pointer}.nav_01{margin-top:122px}.dts_nav .nav_04{height:96px}.nav_01.hov{background:url(images/nav.png) -183px -122px no-repeat}.nav_02.hov{background:url(images/nav.png) -183px -190px no-repeat}.nav_03.hov{background:url(images/nav.png) -183px -258px no-repeat}.nav_04.hov{background:url(images/nav.png) -183px -326px no-repeat}.nav_05.hov{background:url(images/nav.png) -183px -422px no-repeat}.nav_01:hover{background:url(images/nav.png) -183px -122px no-repeat}.nav_02:hover{background:url(images/nav.png) -183px -190px no-repeat}.nav_03:hover{background:url(images/nav.png) 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