.seo_2019{ background:url(se_banner.jpg) center center no-repeat; width:100%; height:500px; position:relative;}
.seo_2019 .seo_t{ width:1200px; text-align:center; position:absolute; left:50%; top:130px; margin-left:-600px; }
.seo_2019 .seo_t p{ font-size:55px; color:#fff; line-height:55px;}
.seo_2019 .seo_t p span{ display:block; font-size:25px; color:#fff; line-height:25px; padding-top:40px;}
.seo_2019 .seo_t a{ display:block; width:224px; height:56px; border-radius:40px; background-color:#fff; line-height:56px; margin:0 auto; margin-top:92px; font-size:20px; color:#0074d7;transition: all .36s ease;}
.seo_2019 .seo_t a:hover{ width:228px; background-color:#0074d7; color:#fff;}
.ico10{ background:url(ico10.png) center center no-repeat;display: inline-block; vertical-align: middle;}
.seo1200{ width:1200px; margin:0 auto;}
.seo1100{ width:1100px; margin:0 auto;}
.seo_2019_1{ padding-top:74px; text-align:center; position:relative; padding-bottom:120px;}
.seo_2019_1 h3{ font-size:35px; color:#333; line-height:35px; font-weight: normal;}
.seo_2019_1 ul{ display:inline-block; width:102%; padding-top:56px; position:relative; z-index:2;}
.seo_2019_1 ul li{ float:left; width:130px; padding:0 54px;position:relative; z-index:2;}
.seo_2019_1 ul li i{ display:inline-block; width:38px; height:38px; background-position:0px 0px;}
.seo_2019_1 ul li p{ font-size:16px; color:#333; line-height:16px; padding-top:14px;}
.seo_2019_1 ul li span{ display:inline-block; width:20px; height:20px; border-radius:20px; background-color:#383d41; font-size:12px; color:#fff; line-height:20px; margin-top:12px; }
.seo_2019_1 ul li.li2 i{background-position:-54px 0px;}
.seo_2019_1 ul li.li3 i{background-position:-111px 0px;}
.seo_2019_1 ul li.li4 i{background-position:-173px 0px;}
.seo_2019_1 ul li.li5 i{background-position:-223px 0px;}
em,i{font-style:normal;}
.seo_2019_1 ul s{ display:block; width:100%; height:1px; background-color:#aaa; position:absolute; left:0; top:146px; z-index:1;}
.seo_2019_1 ul b{ display:block; font-weight:normal; font-size:12px; color:#777; line-height:12px; padding:0 8px; background-color:#fff; position:absolute; left:450px; top:140px; height:12px; z-index:2;}
.seo_2019_1 ul em{ display:block; font-weight:normal; font-size:12px; color:#777; line-height:12px; padding:0 8px; background-color:#fff; position:absolute; left:876px; top:140px; height:12px; z-index:2;}

.seo_2019_2{ padding-top:64px; text-align:center; background-color:#f3f3f3; padding-bottom:64px;}
.seo_2019_2 h3{ font-size:35px; color:#333; line-height:35px; font-weight: normal;}
.seo_2e{ width:1200px; display:block; height:532px;}
.seo_2019_2 ul{ display:block; width:800px; height:502px; padding-top:30px; float:left;}
.seo_2019_2 ul li{ float:left; width:250px; height:230px; background-color:#fff; overflow:hidden; margin-right:20px; margin-top:20px;}
.seo_2019_2 ul li i{ display:inline-block; width:49px; height:49px; background-position:0px -52px; margin-top:66px;}
.seo_2019_2 ul li p{ font-size:18px; color:#4074e1; line-height:18px; padding-top:26px;}
.seo_2019_2 ul li.li2 i{background-position:-58px -52px;}
.seo_2019_2 ul li.li3 i{background-position:-116px -52px;}
.seo_2019_2 ul li.li4 i{background-position:-173px -52px;}
.seo_2019_2 ul li.li5 i{background-position:-230px -52px;}
.seo_2019_2 ul li.li6 i{background-position:-284px -52px;}
.seo_2019_2 ul li.li3,.seo_2019_2 ul li.li6{ margin-right:0;}
.seo_2019_2 ul li a{ display:block; width:250px; height:230px;}
.seo_2019_2 ul li:hover{box-shadow: 0px 0px 15px rgba(0,0,0,0.2);}
.seo_2019_2 dl{ float:right; width:380px; height:482px; background-color:#fff; margin-top:50px;}
.seo_2019_2 dl dt{ height:54px; background-color:#dfe7fa; width:380px;}
.seo_2019_2 dl dt p{ float:left; font-size:20px; color:#333; line-height:54px; padding-left:24px;}
.seo_2019_2 dl dt a{ display:block; float:right; font-size:16px; color:#4074e1; line-height:54px; padding-right:24px;}
.seo_2019_2 dl dt a:hover{ color:#22b3d8;}
.seo_2019_2 dl dd { width:340px; margin:0 auto; padding-top:22px;}
.seo_2019_2 dl dd a{ display:block; width:340px; border-bottom:#e8e8e8 dashed 1px; height:42px; color:#666; font-size:14px; line-height:42px; text-align:left; overflow:hidden; }
.seo_2019_2 dl dd a:hover{color:#4074e1;}

.seo_2019_3{ padding-top:64px; text-align:center; padding-bottom:110px;}
.seo_2019_3 h3{ font-size:35px; color:#333; line-height:35px; font-weight: normal;}
.seo_2019_3 h3 span{ display:block; font-size:20px; color:#333; line-height:20px; padding-top:24px;}
.seo_2019_3 ul{ display:inline-block; width:105%; padding-top:36px;}
.seo_2019_3 ul li{ float:left; width:370px; height:310px; background-color:#fff; border-radius:8px; overflow:hidden; margin-right:38px; margin-top:38px;box-shadow: 0px 2px 15px #e9e9e9; text-align:center;}
.seo_2019_3 ul a { display:block; }
.seo_2019_3 ul li i{ display:inline-block; width:103px; height:103px; background-position:0px -109px; margin-top:46px;}
.seo_2019_3 ul li p{ font-size:24px; color:#333; line-height:22px; padding-top:34px;}
.seo_2019_3 ul li span{ display:block; font-size:15px; color:#888; line-height:15px; padding-top:14px; font-weight:normal;}
.seo_2019_3 ul li.li2 i{background-position:-132px -109px;}
.seo_2019_3 ul li.li3 i{background-position:-269px -109px;}