html, body, main {
    padding: 0;
    margin: 0;
    color: #333;
    font-family: "微软雅黑";
    overflow-x: hidden;
}

p {
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
    color: #333;
}

.H5_banner {
    width: 1200px;
    margin: 0 auto;
    height: 450px;
    color: white;
    display: flex;
    flex-flow: column;
    justify-content: center;
    align-items: center;
    position: relative;
}
.H5_banner_bj{
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}
.H5_banner_bj img{
    min-width:1920px;
    height: 450px; 
}
.H5_banner_bj .H5_banner_sj_img{
    display: none;
}

.H5_banner_main{
    width: 1200px;
    height: 450px;
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
    flex-flow: column;
    justify-content: center;
}

.H5_banner_main_a{
    font-size: 40px;
    line-height: 40px;
    display: flex;
}

.H5_banner_main_b{
    font-size: 30px;
    line-height: 30px;
    display: flex;
    margin: 30px 0 ;
}
.H5_banner_main_c{
    font-size: 20px;
    display: flex;

}

.H5_characteristic{
    width: 1200px;
    margin: 0 auto;
}

.H5_characteristic_title{
    width: 1200px;
    height: 170px;
    margin: 0 auto;
    display: flex;
    flex-flow: column;
    align-items: center;
    justify-content: center;
}

.H5_characteristic_title span {
    font-size: 30px;
    color: #333;
    font-weight: 600;
    margin-bottom: 10px;
}
.H5_characteristic_title p {
    color: #999;
}

.H5_characteristic_main{
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}
.H5_characteristic_main div{
    width: 350px;
    height: 300px;
    display: flex;
    flex-flow: column;
    align-items: center;
    border: 1px solid #e3e3e3;
    font-size: 18px;
}
.H5_characteristic_main div img{
    margin: 10px 0 0 0;
}
.H5_characteristic_main .H5_characteristic_sj_img{
    display: none;
}
.H5_characteristic_main div span{
    margin: 20px 0;
}
.H5_characteristic_main div p{
    width: 280px;
    text-align: center;
    font-size: 14px;
    color: #666;
    line-height: 25px;
}

.H5_range{
    width: 100%;
}

.H5_range_title{
    width: 1200px;
    height: 170px;
    margin: 0 auto;
    display: flex;
    flex-flow: column;
    align-items: center;
    justify-content: center;
}

.H5_range_title span {
    font-size: 30px;
    color: #333;
    font-weight: 600;
    margin-bottom: 10px;
}
.H5_range_title p {
    color: #999;
}

.H5_range_main{
    width: 100%;
    display: flex;
    justify-content: space-between;
}
.H5_range_main_left{
    width: 50%;
    display: flex;
    justify-content: flex-end;
    background-color: #142b33;
}
.H5_range_main_left_content{
    width: 600px;
    display: flex;
    flex-flow: column;
    justify-content: center;
    height: 590px;
}
.H5_range_main_left_content_one{
    display: flex;
    align-items: center;
    padding: 10px 0;
}
.H5_range_main_left_content_one_left{
    width: 20px;
    height: 20px;
    background-color: #43555b;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
}
.H5_range_main_left_content_one_left i{
    width: 12px;
    height: 12px;
    background-color: white;
    border-radius: 50%;
}

.H5_range_main_left_content_one_right{
    display: flex;
    flex-flow: column;
    margin-left: 30px;
    color: white;
    font-size: 18px;
}
.H5_range_main_left_content_one_right span:nth-child(2){
    color: #999;
    font-size: 14px;
    margin-top: 20px;
}

.H5_range_main_right{
    width: 50%;
    display: flex;
    justify-content: flex-start;
    background-color: #324c54;
}
.H5_range_main_right_content{
    width: 600px;
    height: 590px;
    display: flex;
    flex-flow: column;
    align-items: center;
    justify-content: center;
}
.H5_range_main_right_content a{
    width: 160px;
    height: 45px;
    border-radius: 5px;
    background-color: white;
    display: flex;
    justify-content: center;
    align-items: center;
}





.H5_process{
    width: 100%;
}

.H5_process_title{
    width: 1200px;
    height: 170px;
    margin: 0 auto;
    display: flex;
    flex-flow: column;
    align-items: center;
    justify-content: center;
}

.H5_process_title span {
    font-size: 30px;
    color: #333;
    font-weight: 600;
    margin-bottom: 10px;
}
.H5_process_title p {
    color: #999;
}

.H5_process_main{
    width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    padding:30px  0 80px;
}
.H5_process_main .H5_process_sj_img{
    display: none;
}


.H5_case{
    width: 100%;
    background-color: #f5f5f5;
}

.H5_case_title{
    width: 1200px;
    height: 170px;
    margin: 0 auto;
    display: flex;
    flex-flow: column;
    align-items: center;
    justify-content: center;
}

.H5_case_title span {
    font-size: 30px;
    color: #333;
    font-weight: 600;
    margin-bottom: 10px;
}
.H5_case_title p {
    color: #999;
}


.H5_case_main{
    width: 1200px;
	width: 1260px;	/*2019-02-14*/
    margin: 0 auto;
    display: flex;
    flex-flow: wrap;
    justify-content: space-between;
    justify-content: space-around;	/*2019-02-14*/
    padding-bottom: 20px;
}
.H5_case_main a{
    width: 372px;
    width: 295px;	/*2019-02-14*/
    /*height: 230px;*/
    text-decoration: none;
    display: flex;
    margin-bottom: 20px;
    box-shadow: 0 5px 10px 0 #bbb;
    border-radius: 4px;
    transition: all 0.5s;
}
.H5_case_main a img{
    width: 100%;
    height: 100%;
    border-radius: 4px;
    transition: all 0.5s;
}
.H5_case_main a:hover img{
    /*transition: all 0.5s;*/
    transform: scale(1.05,1.05);
    box-shadow: 0 5px 10px 0 #ff7a7a;
}

@media screen and ( max-width:750px ) {
    .H5_banner{
        width: 100%;
        height: 100%;
    }
    .H5_banner_bj{
        width: 100%;
        height: 100%;
    }
    .H5_banner_bj img{
        display: none;
        min-width: 100%;
        height: 100%
    }
    .H5_banner_bj .H5_banner_sj_img{
        display: block;
        width: 100%;
        height: 100%;
    }
    .H5_banner_main{
        width: 100%;
        height: 100%;
        align-items: center;
    }
    .H5_banner_main section{
        width: 85%;
    }
    .H5_banner_main_a{
        font-size: 12px;
    }
    .H5_banner_main_a span{
        border: 1px solid white;
        padding:0 5px;
    }
    .H5_banner_main_a b{
        margin: 0 10px;
        font-size: 20px;
    }
    .H5_banner_main .H5_banner_main_b{
        margin:10px 0;
        font-size: 16px;
    }
    .H5_banner_main_c{
        font-size: 12px;
        display: none;
    }
    .H5_characteristic{
        width: 100%;
    }
    .H5_characteristic_title{
        width: 100%;
        height: 80px;
    }
    .H5_characteristic_title span {
        font-size: 16px;
        margin: 0;
    }
    .H5_characteristic_title p {
        display: none;
    }
    .H5_characteristic_main{
        width: 92%;
        margin: 0 auto;
    }
    .H5_characteristic_main div{
        width: 30%;
        height: 100%;
    }
    .H5_characteristic_main div img{
        width: 90px;
        height: 90px;
        display: none;
        margin-top: 0;
    }
    .H5_characteristic_main .H5_characteristic_sj_img{
        display: block;
    }
    .H5_characteristic_main div span{
        font-size: 12px;
        margin: 0px 0 15px;
    }
    .H5_characteristic_main div p{
        display: none;
    }

    .H5_range_title{
        width: 100%;
        height: 80px;
    }
    .H5_range_title span {
        font-size: 16px;
        margin: 0;
    }
    .H5_range_title p {
        display: none;
    }
    .H5_range_main_left{
        width: 100%;
        padding: 20px 0;
    }
    .H5_range_main_left_content{
        width: 100%;
        height: 100%;
    }
    .H5_range_main_left_content_one_left{
        margin:0 15px;
    }
    .H5_range_main_left_content_one_right{
        margin-left: 0;
        font-size: 14px;
    }
    .H5_range_main_left_content_one_right span:nth-child(2){
        font-size: 11px;
        margin-top: 10px;
    }

    .H5_range_main_right{
        display: none;
    }


    .H5_process_title{
        width: 100%;
        height: 80px;
    }
    .H5_process_title span {
        font-size: 16px;
        margin-bottom: 0;
    }
    .H5_process_title p {
        display: none;
    }

    .H5_process_main{
        width: 92%;
        margin: 0 auto;
        flex-flow: column;
        padding: 0 0 25px;
    }

    .H5_process_main img{
        display: none;
    }

    .H5_process_main .H5_process_sj_img{
        display: block;
        width: 100%;
    }

    .H5_case{
        width: 100%;
    }
    .H5_case_title{
        width: 100%;
        height: 80px;
    }
    .H5_case_title span{
        font-size: 16px;
        margin-bottom: 0;
    }
    .H5_case_title p{
        display: none;
    }
    .H5_case_main{
        width: 90%;
        margin: 0 auto;
    }
    .H5_case_main a{
        width: 46%;
    }
}