.sq_btn{ position:relative;}
.sq_btn a{ position:absolute; left:0;top:-350px;  display:inline-block; width:100%; height:350px; }

/*邮箱优势*/
.youshi{ margin-top:25px; background:url(yx_06.jpg) no-repeat center 0;font-size:14px; line-height:25px;color:#5b5b5b;}
.youshi .h3{padding-top:55px; font-size:20px; color:#333; padding-left:68px; color:#222; margin-bottom:40px;}
.youshi span{ color:#ff0000}
.ys_left{width:335px; }
.ys_right{width:331px; }

/*产品*/
#chanpin_bg{width:100%;height:576px;  background:url(yx_07.jpg) no-repeat center 0;}
.chanp_top{font-size:20px; padding-top:40px; font-weight:bold; color:#111; text-align:center;}
.chanp_left{width:406px; margin-top:72px; }
.chanp_left .h3{font-size:24px;line-height:60px; color:#0062c0; text-align:center;}
.chanp_left .h4{font-size:18px; line-height:30px; color:#444; padding-top:30px; margin-bottom:30px; }
.chanp_left .h5{width:140px; height:40px; margin:0 auto; border:1px solid #ff4200; font-size:20px; line-height:40px; color:#ff4200; text-align:center;}
.chanp_left .h5 a{font-size:20px; color:#ff4200;}
.chanp_left .h5 a:hover{font-size:20px; color:#0062c0;}

/*特色功能*/
#tese_bg{width:100%; margin:0 auto; margin-top:45px;}
#tese{width:1200px; margin:0 auto;}
.ts_middle{width:1200px; margin:0 auto; margin-top:40px;}
.ts_show1{float:left; margin-left:170px; padding-top:25px;}
.ts_show1 .h3{height:40px; border-bottom:1px solid #e3e3e3; color:#0061c0; font-size:22px; line-height:40px; text-align:right;}
.ts_show1 .h4{font-size:14px; line-height:25px; text-align:right; color:#666; margin-bottom:50px;}
.ts_show2{float:left; width:236px; height:493px; margin-left:70px; margin-right:70px;}
.ts_show3{float:left; padding-top:25px;}
.ts_show3 .h3{height:40px; border-bottom:1px solid #e3e3e3; color:#0061c0; font-size:22px; line-height:40px;}
.ts_show3 .h4{font-size:14px; line-height:25px; color:#666; margin-bottom:50px;}

/*应用案例*/
#yingyong_bg{width:100%; height:286px;  margin:0 auto; margin-top:40px; padding-top:40px; background:url(yx_10.jpg) center;} 
#yingyong{width:1133px; margin:0 auto;}
.yy_middle{padding-top:160px;}
.yy_middle li{padding-left:101px; font-size:18px; color:#FFF; float:left;}

/*解决方案*/
#fangan_bg{width:100%; margin:0 auto; margin-top:40px;}
#fangan{width:1200px; margin:0 auto;} 
.photoadiv{ display:none;}
.photoadiv01{ display:block;}
.content{ width:1200px; margin:0 auto; }
em,i{ font-style:normal;}
.install_bg{overflow:hidden; font-size:0;}
.install_t{ height:50px; text-align:center; overflow:hidden;}
.install_t a{ font-size:26px; color:#fff;}
.install_t i{ display:block; font-family:Arial, Helvetica, sans-serif; font-size:12px; color:#fff; font-weight:normal; text-transform:uppercase;}
.install dl{ width:1200px;  overflow:hidden; padding:30px 0 0;}
.install dl dt{ width:600px; height:320px; float:left;}
.install dl dt img{ width:600px; height:320px;}
.install dl dd{ width:555px; height:320px; float:right; overflow:hidden;}
.install dl dd .h3{font-size:20px; color:#333; font-weight:bold; line-height:30px;}
.install dl dd .h4{font-size:16px; line-height:33px; color:#444;}
.install dl dd .h5{padding-top:10px;}
.install_m{padding:20px 0 0;}
.install_l img,.install_r img{width:40px !important; height:133px;}
.install_c{width:1078px; float:left; margin-left:14px;}
.install_c ul li { width:250px; float:left; position:relative; padding:0 13px;}
.install_c ul li img{ width:250px; height:133px;}



/*广告*/
#advs_bg{width:100%; height:254px; margin:0 auto; margin-top:45px; background:url(yx_19.jpg) center;}
#advs{font-size:22px; line-height:48px; color:#FFF; text-align:center; padding-top:110px;}