.about_1{padding-bottom:70px;}
.about_1 .box{height:770px;background:url(../images/about/about_1_bg.jpg) no-repeat center top;}
.about_1 .box h3{font-size:28px;line-height:50px;color:#0065b5;padding-bottom:20px;}
.about_1 .box p{font-size:16px;line-height:30px;color:#6e6e6e;}
.about_1 .link{text-align:center;padding-top:30px;}
.about_1 .link a{display:inline-block;width:260px;height:60px;line-height:60px;border:1px solid #0ca0e9;font-size:20px;color:#fff;background-color:#0ca0e9;text-decoration:none;border-radius:10px;overflow:hidden;position: relative;z-index:2;}
.about_1 .link a::before{position:absolute;content:'';background:#fff;transition-duration:.3s;z-index:-1;left:0;top:0;width:0;height:100%;opacity:1;}
.about_1 .link a:hover::before{width:100%;right:0;}
.about_1 .link a:hover{color:#0d91d6;}
.about_2{background:#fafafa url(../images/about/about_2_bg.jpg) no-repeat center bottom; padding:80px 0 100px;}
.about_2 .content{background:url(../images/about/about_2_bg_2.jpg) no-repeat center 250px;}

.about_2 .content h3{font-size:28px;color:#0065b5;text-align:center;padding-bottom:50px;}

.about_2 .content .txt_body{background:url(../images/about/about_2_line.jpg) repeat-y center top;}
.about_2 .content .txt_body .top{height:8px;background:url(../images/about/about_2_dot.png) no-repeat center;}
.about_2 .content .txt_body .bom{height:10px;background:url(../images/about/about_2_arrow.png) no-repeat center;}
.about_2 .content .txt_body ul{padding-top:30px;}
.about_2 .content .txt_body ul li{display:inline-block;width:100%;padding-bottom:40px;}
.about_2 .content .txt_body ul li .box{float:left;box-sizing: border-box;width:50%;padding-left:120px;padding-right:90px;text-align:right;background:url(../images/about/about_2_li.jpg) no-repeat right 25px;margin-top:-150px;}
.about_2 .content .txt_body ul li .box h4{font-size:46px;line-height:50px;color:#0065b5;font-weight:700;padding-bottom:25px;}
.about_2 .content .txt_body ul li .box .tu{display:inline-block;width:190px;margin-bottom:20px;}
.about_2 .content .txt_body ul li .box .tu img{display:block;width:100%;}
.about_2 .content .txt_body ul li .box h5{font-size:16px;line-height:30px;color:#0065b5;margin-bottom:20px;}
.about_2 .content .txt_body ul li .box p{font-size:16px;line-height:30px;color:#6e6e6e;text-align:left;}
.about_2 .content .txt_body ul li:nth-child(2n) .box{float:right;padding-left:90px;padding-right:120px;text-align:left;background:url(../images/about/about_2_li.jpg) no-repeat left 25px;}

.about_2 .content .txt_body ul li:first-child .box{margin-top:0}

.about_3 h2{font-size:28px;font-weight:700;color:#0065b5;text-align:center;padding-bottom:60px;}
.about_3 .content{height:570px;background:#f6f7fb;position: relative;}
.about_3 .content .tu{float:left;width:50%;height:100%;overflow:hidden;}
.about_3 .content .tu img{display:block;height:100%;object-fit: cover;min-width:100%;}
.about_3 .content .txt{padding:0 5%;transform: translateY(-50%);top:50%; box-sizing: border-box;float:left;width:50%;position: absolute;right:0;}
.about_3 .content .txt p{font-size:16px;line-height:38px;color:#6e6e6e;}

.about_4{padding-bottom:65px;text-align:center}
.about_4 h3{font-size:28px;color:#0065b5;padding:65px 0;}
.about_4 .content{height:660px;background:url(../images/about/about_4.jpg) no-repeat center;}

.about_5{background:#67c4ec url(../images/about/about_5.jpg) no-repeat right center;height:560px;}

.about_5 .content{padding-left:75px;padding-top:80px;}
.about_5 .content h3{font-size:34px;color:#fff;padding-bottom:10px;}
.about_5 .content h4{font-size:18px;color:#fff;}
.about_5 .content ul{display:inline-block;width:80%;}
.about_5 .content ul li{float:left;width:50%;text-align:center;padding-top:50px;}
.about_5 .content ul li p{font-size:18px;color:#fff;padding-top:10px;}

.about_6 .tip{text-align:center;padding-bottom:80px;}
.about_6 .tip h2{font-size:28px;font-weight:700;color:#0065b5;padding-bottom:15px;}
.about_6 .tip h3{font-size:16px;line-height:30px;color:#6e6e6e}

.about_6 .content{}
.about_6 .content ul{font-size:0;}
.about_6 .content ul li{display:inline-block;width:100%;padding-bottom:100px;}
.about_6 .content ul li .tu{float:left;width:50%;}
.about_6 .content ul li .txt{float:left;width:50%;box-sizing: border-box;padding:30px 40px 0;text-align:center;}
.about_6 .content ul li .txt h3{font-size:20px;line-height:24px;color:#2c302d;text-align:left;margin-bottom:30px;padding-left:105px;background-image:url(../images/about/about_2_li.jpg);background-repeat:no-repeat;background-size:90px 1px;background-position:left center;}
.about_6 .content ul li .txt p{font-size:16px;line-height:30px;color:#6e6e6e;text-align:left;}
.about_6 .content ul li .txt a.more{display:inline-block;width:116px;height:38px;line-height:38px;background-color:#0d91d6;margin-top:40px;font-size:16px;color:#fff;border:1px solid #0d91d6;border-radius:6px;text-decoration:none;position: relative;z-index:2;overflow:hidden;}
.about_6 .content ul li .txt a.more::before{position:absolute;content:'';background:#fff;transition-duration:.3s;z-index:-1;left:0;top:0;width:0;height:100%;opacity:1;}
.about_6 .content ul li .txt a.more:hover::before{width:100%;right:0;}
.about_6 .content ul li .txt a.more:hover{color:#0d91d6;}

.about_6 .content ul li:nth-child(2n) .tu{float:right;}

.about_6 .content ul li:nth-child(2n) .txt h3{text-align:right;padding-left:0;padding-right:105px;background-position:right center}