.banner .tip_4{
    width: 100%;
    height: 200px;
    position: absolute;
    top: 140px;
    left: 0px;
    right: 0px;
    margin-left:auto;
    margin-right:auto;
}
.banner .tip_4 h1{
    text-align: center;
    font-family: PingFang-SC-Medium;
    font-size: 26px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #ffffff;
}
.banner .tip_4 p{
    text-align: center;
    margin-top: 10px ;
    font-family: PingFang-SC-Medium;
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #ffffff;
}
.banner .tip_4 span.btn_see_detail{
    color: #fff;
    display: block;
    width: 130px;
    height: 30px;
    line-height: 30px;
    background-image: linear-gradient(90deg,
    #3350f1 0%,
    #5c81f9 100%);
    border-radius: 13px;
    text-align: center;
    margin: 0 auto;
    margin-top: 38px ;
}
.banner .tip_4 span.btn_see_detail:active{
    color: red;
}
.banner .tip_4 .last {
    width: 1000px;
    margin: 0 auto;
    margin-top: 135px;
    color: #fff;
}
.banner .tip_4 .last .last_unit{
    width: 100px;
    float: left;
    overflow: hidden;
    text-align: center;
    margin-right: 3px ;
}
.banner .tip_4 .last .last_unit span{
    font-size: 24px;
}
.banner .tip_4 .last .last_unit p{
    font-size: 8px;
    font-weight: normal;
    font-stretch: normal;
}
.banner .tip_4 .last .shu img{
    width: 1px;
}


.index_lay_1{ height: 662px; }
.index_lay_1 .wrap { margin-top: 30px; }
.index_lay_1 ul {
    clear: both;
    display: inline-block;
}
.index_lay_1 ul li {
    float: left;
    width: 280px;
    height: 200px;
    border: solid 1px #e1e6f0;
    margin-right: 10px ;
    margin-top: 10px ;
    text-align: center;
    padding-top: 30px;
}
.index_lay_1 ul li:hover {
    border: solid 1px #0053ff;
}
.index_lay_1 ul li:hover p {
    color: #0053ff !important;
}

.index_lay_1 li img{
    width: 104px;
    height: 91px;
}
.index_lay_1 li p{
    font-family: PingFang-SC-Bold;
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #282828;
}

.index_lay_2 { height: 735px;  }
.index_lay_2 .video_show {
    width: 100%;
    margin: 0 auto;
    text-align: center;
    background: url(../../web/img/video_bg.png) no-repeat;
    background-size: 100% 716px;
    height: 700px;
}
.index_lay_2 .video_show video{
    width: 822px;  height: 514px;
    /*width: 541px; height: 314px;*/
    background-color: #000000;
    border-radius: 8px;
    opacity: 0.8;
    text-align: center;
    margin-top: 73px;
}

.index_lay_3{  height: 600px ;    margin-top: 43px;}
.index_lay_3_content img {
    width: 501px;
    height: 343px;
}
.index_lay_3_content .div_left {
    float: left;
    margin-top: 30px;
    margin-left: 100px;
}
.index_lay_3_content .div_right {
    float: left;
    width: 470px;
    margin: 90px 0 0 82px;
}
.index_lay_3_content .div_right span{
    font-family: PingFang-SC-Bold;
    font-size: 22px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 83px;
    letter-spacing: 0px;
    color: #2b2847;
}
.index_lay_3_content .div_right p{
    font-family: PingFang-SC-Medium;
    font-size: 18px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 30px;
    letter-spacing: 1px;
    color: #74778b;
}


.index_lay_4{   background-color: #f8faff; height: 521px ;}
.index_lay_4_content{ padding-top: 90px; }
.index_lay_4_content .div_left {
    float: left;
    margin-top: 30px;
    margin-left: 100px;
}
.index_lay_4_content .div_left .title {
    margin-left: 30px ;
    font-family: PingFang-SC-Bold;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #2b2847;
}
.index_lay_4_content .div_left img {
    width: 43px;
    height: 40px;
    float: left;
}
.index_lay_4_content .div_left .title_under_content{
    margin-top: 20px;
    margin-left: 60px ;
}
.index_lay_4_content .div_left .title_under_content .title_under_content_show{
    width: 200px ;
    float: left;
    margin-left: 30px ;
}
.index_lay_4_content .div_left .title_under_content span{
    font-size: 18px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #202020;
}
.index_lay_4_content .div_left .title_under_content p{
    font-family: PingFang-SC-Medium;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: -1px;
    color: #74778b;
    opacity: 0.76;
}
.index_lay_4_content .div_right {
    float: left;
    width: 470px;
    margin-left: 200px ;
}
.index_lay_4_content .div_right ul {
    clear: both;
    display: inline-block;
    width: 400px;
}
.index_lay_4_content .div_right ul li {
    float: left;
    margin-top: 20px ;
    margin-right: 40px ;
    text-align: center;
}
.index_lay_4_content .div_right li img{
    width: 55px;
    height: 55px;
}
.index_lay_4_content .div_right li p{
    font-family: PingFang-SC-Bold;
    font-size: 11px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #282828;
}


.index_lay_6{ height: 564px ;
    background: url(../../web/img/index_lay_5_bg.png) no-repeat ;
    text-align: center;
    background-size:100% 564px;
}
.index_lay_6 .index_lay_title h3{  color: #fff;padding-top: 30px;}
.index_lay_6 .index_lay_6_wappper{
    margin: 0 auto;
    padding-left: 120px ;
    width: 1400px !important;
}
.index_lay_6 .index_lay_6_wappper .index_lay_6_content{
    float: left;
    margin-right: 20px ;
    background: #fff;
    width: 380px;
    height: 345px;
    margin-top: 13px;
}
.index_lay_6 .index_lay_6_wappper .index_lay_6_content img{
    height: 200px;
}
.index_lay_6_content .index_lay_6_content_word{
    text-align: left;
    margin: 9px;
}
.index_lay_6_content .index_lay_6_content_word span{
    color: #282828;
    font-size: 10px;
    margin: 3px;
}
.index_lay_6_content .index_lay_6_content_word h4{
    color: #282828;
    font-size: 16px;
    margin: 3px;
    font-weight: 600;
    margin-top: 20px;
    cursor: pointer;
}
.index_lay_6_content .index_lay_6_content_word h4:hover{
    color: blue;
}
.index_lay_6_content .index_lay_6_content_word p{
    color: #74778b;
    font-size: 10px;
    margin: 7px 3px;
}
.index_lay_6_content .last_line{
    margin: 0 8px;
    border-top: 1px lightgrey solid;
    margin: 8px;
    text-align: left;
}
.index_lay_6_content .last_line span{
    color: #74778b;
    font-size: 10px !important;
    margin-right: 8px ;
    margin-top: 4px ;
    padding-top: 8px;
}

.index_lay_7{ height: 218px;}
.index_lay_7 .index_lay_title h3{
    color: #000;
}
.index_lay_7 .index_lay_7_wapper .index_lay_7_content img{
    width: 54px;
    height: 54px;
}
.index_lay_7 .index_lay_7_wapper{
    padding-left: 200px ;
    text-align: center;
    margin-top: 30px ;
}
.index_lay_7 .index_lay_7_wapper .index_lay_7_content{
    float: left;
    margin-right: 150px;
}