body{background-color: #fff;min-width: 1200px;max-width: 1920px;}
.tj_bk1{background: url(../images/bg_1.png) no-repeat center top;max-width: 1920px;min-width: 1200px;margin-top: 83px;height: 883px;}
.tj_bk1 .bk1_nr{width: 1200px;margin: 0 auto;}
.tj_bk1 .bk1_nr div{text-indent: 2em;font-size: 20px;width: 980px;margin: 0 auto;line-height: 36px;margin-top: 100px;color: #050000;}
.tj_bk1 .bk1_nr p{width: 980px;margin: 0 auto;line-height: 36px;font-size: 20px;color: #050000;margin-top: 15px;}
.tj_bk1 .bk1_nr p span{color: #67b5b6;font-weight: bold;}


.tj_bk2{width: 100%;background-color: #67b5b6;height: 632px;}
.tj_bk2 .bk2_nr{width: 1200px;margin: 0 auto;padding-top: 67px;}
.tj_bk2 .bk2_nr div{width: 100%;text-align: center;font-size: 20px;color: #fff;margin-top: 55px;font-weight: bold;}
.tj_bk2 .bk2_nr div span{width: 11px;height: 11px;display: inline-block;background: url(../images/li.png) no-repeat;margin-left: 15px;margin-right: 15px;}
.tj_bk2 .bk2_nr p{width: 980px;margin: 0 auto;line-height: 36px;font-size: 20px;color: #fff;margin-top: 17px;}
.tj_bk2 .bk2_nr p span{color: #fff;font-weight: bold;}
.tj_bk2 .bk2_nr p samp{height: 33px;display: inline-block;width: 35px;float: left;margin-top: 5px;}
.tj_bk2 .bk2_nr p.p_1{margin-top: 40px;}
.tj_bk2 .bk2_nr p.p_1 samp{background: url(../images/xunhao.png) no-repeat 0px 0px;}
.tj_bk2 .bk2_nr p.p_2 samp{background: url(../images/xunhao.png) no-repeat -77px 0px;}
.tj_bk2 .bk2_nr p.p_3 samp{background: url(../images/xunhao.png) no-repeat -170px 0px;}
.tj_bk2 .bk2_nr p.p_4 samp{background: url(../images/xunhao.png) no-repeat -275px 0px;}
.tj_bk2 .bk2_nr p.p_5 samp{background: url(../images/xunhao.png) no-repeat -381px 0px;}

.tj_bk3{background: url(../images/bg_2.png) no-repeat center top;max-width: 1920px;min-width: 1200px;margin-top: 83px;height: 281px;}
.tj_bk3 .bk3_nr{width: 1200px;margin: 0 auto;}
.tj_bk3 .bk3_nr ul{width: 1100px;margin: 0 auto;margin-top: 62px;}
.tj_bk3 .bk3_nr ul li{float: left;width: 248px;border:2px solid #67b5b6;text-align: center;margin-left: 30px;padding-top: 39px;padding-bottom: 39px;font-size: 28px;font-weight: bold;color: #67b5b6;}
.tj_bk3 .bk3_nr ul li:first-child{margin-left: 0px;}

.tj_bk4{width: 100%;height: 412px;}
.tj_bk4 .bk4_nr{width: 1200px;margin: 0 auto;padding-top: 67px;}
.tj_bk4 .bk4_nr p.p_1{width: 845px;margin: 0 auto;margin-top: 45px;font-size: 20px;color: #050000;}
.tj_bk4 .bk4_nr p.p_1 samp{width: 25px;height: 11px;display: inline-block;float: left;background: url(../images/li_1.png) no-repeat;margin-top: 10px;}
.tj_bk4 .bk4_nr p.p_2{width: 1053px;margin: 0 auto;margin-top: 55px;font-size: 24px;color: #050000;}
.tj_bk4 .bk4_nr p.p_2 span{color: #67b5b6;}

.tj_bk5{background: url(../images/bg_3.png) no-repeat center top;max-width: 1920px;min-width: 1200px;margin-top: 83px;height: 893px;}
.tj_bk5 .bk5_nr{width: 1200px;margin: 0 auto;}
.tj_bk5 .bk5_nr p{width: 973px;margin: 0 auto;line-height: 36px;font-size: 20px;color: #050000;margin-top: 17px;}
.tj_bk5 .bk5_nr p span{color: #67b5b6;}
.tj_bk5 .bk5_nr p.p_1{margin-top: 110px;}

.tj_bk6{width: 100%;background-color: #67b5b6;height: 1507px;}
.tj_bk6 .bk6_nr{width: 1200px;margin: 0 auto;padding-top: 80px;}
.tj_bk6 .bk6_nr img{width: 883px;margin: 0 auto;display: block;margin-top: 80px;}

.tj_bk7{background: url(../images/bg_4.png) no-repeat center top;max-width: 1920px;min-width: 1200px;margin-top: 83px;height: 824px;}
.tj_bk7 .bk7_nr{width: 1200px;margin: 0 auto;}
.tj_bk7 .bk7_nr p{width: 973px;margin: 0 auto;line-height: 36px;font-size: 20px;color: #050000;margin-top: 17px;}
.tj_bk7 .bk7_nr p.p_1{margin-top: 110px;}

.tj_bk8{width: 1200px;margin: 0 auto;margin-bottom: 125px;}
.tj_bk8 p{width: 1100px;margin: 0 auto;line-height: 36px;font-size: 20px;color: #050000;margin-top: 17px;}
.tj_bk8 p.p_1{color: #67b5b6;font-weight: bold;}

h3{height: 63px;margin: 0 auto;line-height: 63px;font-size: 26px;text-align: center;font-weight: 600;}
.tj_bk1 .bk1_nr h3{width: 175px;background: url(../images/title.png) no-repeat;color: #67b5b6;}
.tj_bk2 .bk2_nr h3,.tj_bk6 .bk6_nr h3{width: 239px;background: url(../images/title.png) no-repeat 0px -97px;color: #fff;}
.tj_bk3 .bk3_nr h3{width: 202px;background: url(../images/title.png) no-repeat 0px -205px;color: #67b5b6;}
.tj_bk4 .bk4_nr h3{width: 284px;background: url(../images/title.png) no-repeat 0px -325px;color: #67b5b6;margin-top: 83px;}
.tj_bk5 .bk5_nr h3,.tj_bk7 .bk7_nr h3{width: 240px;background: url(../images/title.png) no-repeat 0px -438px;color: #67b5b6;}