/*基础CSS*/
html {
    font-size: 14px;
}
li {
    list-style: none;
}
a {
    color: #212529
}
a:hover {
    text-decoration: none;
}
p, dl, dt, dd, ul {
    margin: 0px;
    padding: 0px;
}
.red{
    color:red;
}
.text-secondary a {
    color: #6c757d;
}
.card, .figure {
    margin: 15px 0;
}
.navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 1.2rem;
    padding-left: 1.2rem;
    font-size: 14px;
}
.navbar-brand {
    font-size: 20px;
    padding-top: 0px;
    padding-bottom: 0px;
}
.shadow-sm-top {
    box-shadow: 0 -.125rem .25rem rgba(0,0,0,.075) !important;
}
/*上下外边距*/
.mt-6, .my-6 {
    margin-top: 4rem !important;
}
.mt-7, .my-7 {
    margin-top: 5rem !important;
}
.mt-8, .my-8 {
    margin-top: 6rem !important;
}
.mt-9, .my-9 {
    margin-top: 7rem !important;
}
.mt-10, .my-10 {
    margin-top: 8rem !important;
}
.mb-6, .my-6 {
    margin-bottom: 4rem !important;
}
.mb-7, .my-7 {
    margin-bottom: 5rem !important;
}
.mb-8, .my-8 {
    margin-bottom: 6rem !important;
}
.mb-9, .my-9 {
    margin-bottom: 7rem !important;
}
.mb-10, .my-10 {
    margin-bottom: 8rem !important;
}
/*上下内边距*/
.pt-6, .mp-6 {
    padding-top: 4rem !important;
}
.pt-7, .py-7 {
    padding-top: 5rem !important;
}
.pt-8, .py-8 {
    padding-top: 6rem !important;
}
.pt-9, .py-9 {
    padding-top: 7rem !important;
}
.pt-10, .py-10 {
    padding-top: 8rem !important;
}
.pb-6, .py-6 {
    padding-bottom: 4rem !important;
}
.pb-7, .py-7 {
    padding-bottom: 5rem !important;
}
.pb-8, .py-8 {
    padding-bottom: 6rem !important;
}
.pb-9, .py-9 {
    padding-bottom: 7rem !important;
}
.pb-10, .py-10 {
    padding-bottom: 8rem !important;
}
/*边框*/
.border-top-dashed {
    border-top: 1px dashed #dee2e6 !important;
}
.border-right-dashed {
    border-right: 1px dashed #dee2e6 !important;
}
.border-bottom-dashed {
    border-bottom: 1px dashed #dee2e6 !important;
}
.border-right-dashed {
    border-top: 1px dashed #dee2e6 !important;
}
/*字距*/
.ls-1 {
    letter-spacing: 1px;
}
.ls-2 {
    letter-spacing: 2px;
}
.ls-3 {
    letter-spacing: 3px;
}
.ls-4 {
    letter-spacing: 4px;
}
.ls-5 {
    letter-spacing: 5px;
}
/*分页*/
.page-num:not(:disabled) {
    cursor: pointer;
}
.page-num, .page-link {
    position: relative;
    display: block;
    padding: .5rem .75rem;
    margin-left: -1px;
    line-height: 1.25;
    color: #17a2b8;
    background-color: #fff;
    border: 1px solid #dee2e6;
}
a.page-num:hover, .page-link:hover {
    text-decoration: none;
}
.page-num-current {
    z-index: 1;
    color: #fff;
    background-color: #17a2b8;
    border-color: #17a2b8;
}
.page-num-current:hover {
    color: #fff;
}
/*其他*/
.pages {
    min-height: 500px;
    padding-top: 10px;
    padding-bottom: 10px;
}
.code, .code img {
    height: 100px;
}
.position, .position a {
    color: #999;
}
.content {
    color: #666;
    line-height: 2;
}
.content img, .content iframe {
    max-width: 100% !important;
}
.content li {
    list-style: disc outside none;
    margin-left: 20px;
}
/*产品轮播*/
.view {

}
.view .swiper-slide {
    height: 300px;

    padding: 0 3px;
    box-sizing: border-box;
    overflow: hidden;
    text-align: center;
}
.view .swiper-slide img {
    height: 100%;
}
.view .arrow-left {
    background: url(../images/index_tab_l.png) no-repeat left center;
    position: absolute;
    left: 10px;
    width: 28px;
    height: 300px;
    z-index: 10;
    display: none;
}
.view .arrow-right {
    background: url(../images/index_tab_r.png) no-repeat right center;
    position: absolute;
    right: 10px;
    width: 28px;
    height: 300px;
    z-index: 10;
    display: none;
}
.preview {
    position: relative;
    width: 440px;
    left: 30px;
}
.preview .swiper-slide {
    width: 87.5px;
    height: 70px;
    margin: 0 3px;
    box-sizing: border-box;
    overflow: hidden;
    cursor: pointer;
}
.preview .swiper-slide img {
    display: inline-block;
    height: 100%;
}
.preview .active-nav {
    border: 1px solid #F00;
}
.preview .arrow-left {
    background: #fff url(../images/feel3.png) no-repeat left center;
    position: absolute;
    left: -20px;
    top: 0;
    width: 20px;
    height: 70px;
    z-index: 10;
}
.preview .arrow-right {
    background: #fff url(../images/feel4.png) no-repeat right center;
    position: absolute;
    right: -20px;
    top: 0;
    width: 20px;
    height: 70px;
    z-index: 10;
}

@media only screen and () {
    .view .swiper-slide {
        height: 200px;
    }
    .preview {
        display: none;
    }
    .view .arrow-left, .view .arrow-right {
        height: 200px;
        display: block;
    }
}
/*在线客服*/
.online {
    position: fixed;
    bottom: 150px;
    right: 10px;
    width: 60px;
    z-index: 999;
    color: #999;
}
.online a {
    color: #666;
}
.online a:hover {
    text-decoration: none;
}
.online dl {
    background: #27a8e1;
    padding: 10px 5px;
    margin-bottom: 1px;
    position: relative;
}
.online dl dd {
    color: #fff;
    text-align: center;
    font-size: 12px;
    cursor: pointer;
}
.online dl dd i {
    font-size: 25px;
}
.online dl:hover {
    background: #1781bd;
}
.online dl dt {
    position: absolute;
    top: 0px;
    right: 60px;
    background: #fff;
    border: 1px solid #ccc;
    z-index: 9999;
    display: none;
    padding: 10px 15px;
    font-weight: normal;
}
.online dl dt h3 {
    display: block;
    font-size: 16px;
    color: #666;
    border-bottom: 1px solid #ccc;
    padding-bottom: 5px;
}
.online dl dt h3 i {
    margin-right: 5px;
}
.online dl dt h3 span {
    float: right;
    cursor: pointer;
}
.online dl dt input {
    border: 1px solid #ccc;
    border-radius: 5px;
    margin-top: 15px;
    height: 40px;
    line-height: 40px;
    padding: 3px 5px;
    width: 100%;
}
.online dl dt button {
    margin: 10px 0;
    border: none;
    border-radius: 5px;
    width: 100%;
    font-size: 18px;
    height: 40px;
    line-height: 40px;
    background: #28a7e1;
    color: #fff;
    cursor: pointer;
}

/*sm屏幕以上*/
@media only screen and (min-width: 576px) {
    .card-img-200 {
        height: 200px;
        overflow: hidden;
    }
    .card-img-180 {
        height: 180px;
        overflow: hidden;
    }
    .card-img-150 {
        height: 150px;
        overflow: hidden;
    }
    .card-img-120 {
        height: 120px;
        overflow: hidden;
    }
    .card-img-100 {
        height: 100px;
        overflow: hidden;
    }
}
/*sm屏幕以下*/
@media only screen and () {
    .page-num {
        display: none;
    }
    .head-sm-height {
        height: 61px !important;
    }
}
/*********响应式样式******************/

/*行距*/
.lh-1 {
    line-height: 1;
}
.lh-2 {
    line-height: 2;
}
.lh-3 {
    line-height: 3;
}
.lh-4 {
    line-height: 4;
}
/*字体大小*/
.fs-12 {
    font-size: .857rem;
}
.fs-14 {
    font-size: 1rem;
}
.fs-16 {
    font-size: 1.142rem;
}
.fs-18 {
    font-size: 1.285rem;
}
.fs-20 {
    font-size: 1.428rem;
}
.fs-22 {
    font-size: 1.571rem;
}
.fs-24 {
    font-size: 1.714rem;
}
.fs-26 {
    font-size: 1.857rem;
}
.fs-28 {
    font-size: 2rem;
}
.fs-30 {
    font-size: 2.142rem;
}
.fs-32 {
    font-size: 2.286rem;
}
.fs-34 {
    font-size: 2.429rem;
}
.fs-36 {
    font-size: 2.571rem;
}
.fs-38 {
    font-size: 2.714rem;
}
.fs-40 {
    font-size: 2.857rem;
}
/*高度*/
.h-5px {
    height: 5px;
}
.h-10px {
    height: 10px;
}
.h-15px {
    height: 15px;
}
.h-20px {
    height: 20px;
}
.h-25px {
    height: 25px;
}
.h-30px {
    height: 30px;
}
.h-35px {
    height: 35px;
}
.h-40px {
    height: 40px;
}
.h-45px {
    height: 45px;
}
.h-50px {
    height: 50px;
}
.h-55px {
    height: 55px;
}
.h-60px {
    height: 60px;
}
.h-65px {
    height: 65px;
}
.h-70px {
    height: 70px;
}
.h-75px {
    height: 75px;
}
.h-80px {
    height: 80px;
}
.h-85px {
    height: 85px;
}
.h-90px {
    height: 90px;
}
.h-95px {
    height: 95px;
}
.h-100px {
    height: 100px;
}
.h-110px {
    height: 110px;
}
.h-120px {
    height: 120px;
}
.h-130px {
    height: 130px;
}
.h-140px {
    height: 140px;
}
.h-150px {
    height: 150px;
}
.h-160px {
    height: 160px;
}
.h-170px {
    height: 170px;
}
.h-180px {
    height: 180px;
}
.h-190px {
    height: 190px;
}
.h-200px {
    height: 200px;
}
.h-210px {
    height: 210px;
}
.h-220px {
    height: 220px;
}
.h-230px {
    height: 230px;
}
.h-240px {
    height: 240px;
}
.h-250px {
    height: 250px;
}
.h-260px {
    height: 260px;
}
.h-270px {
    height: 270px;
}
.h-280px {
    height: 280px;
}
.h-290px {
    height: 290px;
}
.h-300px {
    height: 300px;
}
.h-310px {
    height: 310px;
}
.h-320px {
    height: 320px;
}
.h-330px {
    height: 330px;
}
.h-340px {
    height: 340px;
}
.h-350px {
    height: 350px;
}
.h-360px {
    height: 360px;
}
.h-370px {
    height: 370px;
}
.h-380px {
    height: 380px;
}
.h-390px {
    height: 390px;
}
.h-400px {
    height: 400px;
}
.h-410px {
    height: 410px;
}
.h-420px {
    height: 420px;
}
.h-430px {
    height: 430px;
}
.h-440px {
    height: 440px;
}
.h-450px {
    height: 450px;
}
.h-460px {
    height: 410px;
}
.h-470px {
    height: 470px;
}
.h-480px {
    height: 480px;
}
.h-490px {
    height: 490px;
}
.h-500px {
    height: 500px;
}

/*sm屏幕以上*/
@media only screen and () {
    /*行距*/
    .lh-sm-1 {
        line-height: 1;
    }
    .lh-sm-2 {
        line-height: 2;
    }
    .lh-sm-3 {
        line-height: 3;
    }
    .lh-sm-4 {
        line-height: 4;
    }
    /*字体大小*/
    .fs-sm-12 {
        font-size: .857rem;
    }
    .fs-sm-14 {
        font-size: 1rem;
    }
    .fs-sm-16 {
        font-size: 1.142rem;
    }
    .fs-sm-18 {
        font-size: 1.285rem;
    }
    .fs-sm-20 {
        font-size: 1.428rem;
    }
    .fs-sm-22 {
        font-size: 1.571rem;
    }
    .fs-sm-24 {
        font-size: 1.714rem;
    }
    .fs-sm-26 {
        font-size: 1.857rem;
    }
    .fs-sm-28 {
        font-size: 2rem;
    }
    .fs-sm-30 {
        font-size: 2.142rem;
    }
    .fs-sm-32 {
        font-size: 2.286rem;
    }
    .fs-sm-34 {
        font-size: 2.429rem;
    }
    .fs-sm-36 {
        font-size: 2.571rem;
    }
    .fs-sm-38 {
        font-size: 2.714rem;
    }
    .fs-sm-40 {
        font-size: 2.857rem;
    }
    /*高度*/
    .h-sm-5px {
        height: 5px;
    }
    .h-sm-10px {
        height: 10px;
    }
    .h-sm-15px {
        height: 15px;
    }
    .h-sm-20px {
        height: 20px;
    }
    .h-sm-25px {
        height: 25px;
    }
    .h-sm-30px {
        height: 30px;
    }
    .h-sm-35px {
        height: 35px;
    }
    .h-sm-40px {
        height: 40px;
    }
    .h-sm-45px {
        height: 45px;
    }
    .h-sm-50px {
        height: 50px;
    }
    .h-sm-55px {
        height: 55px;
    }
    .h-sm-60px {
        height: 60px;
    }
    .h-sm-65px {
        height: 65px;
    }
    .h-sm-70px {
        height: 70px;
    }
    .h-sm-75px {
        height: 75px;
    }
    .h-sm-80px {
        height: 80px;
    }
    .h-sm-85px {
        height: 85px;
    }
    .h-sm-90px {
        height: 90px;
    }
    .h-sm-95px {
        height: 95px;
    }
    .h-sm-100px {
        height: 100px;
    }
    .h-sm-110px {
        height: 110px;
    }
    .h-sm-120px {
        height: 120px;
    }
    .h-sm-130px {
        height: 130px;
    }
    .h-sm-140px {
        height: 140px;
    }
    .h-sm-150px {
        height: 150px;
    }
    .h-sm-160px {
        height: 160px;
    }
    .h-sm-170px {
        height: 170px;
    }
    .h-sm-180px {
        height: 180px;
    }
    .h-sm-190px {
        height: 190px;
    }
    .h-sm-200px {
        height: 200px;
    }
    .h-sm-210px {
        height: 210px;
    }
    .h-sm-220px {
        height: 220px;
    }
    .h-sm-230px {
        height: 230px;
    }
    .h-sm-240px {
        height: 240px;
    }
    .h-sm-250px {
        height: 250px;
    }
    .h-sm-260px {
        height: 260px;
    }
    .h-sm-270px {
        height: 270px;
    }
    .h-sm-280px {
        height: 280px;
    }
    .h-sm-290px {
        height: 290px;
    }
    .h-sm-300px {
        height: 300px;
    }
    .h-sm-310px {
        height: 310px;
    }
    .h-sm-320px {
        height: 320px;
    }
    .h-sm-330px {
        height: 330px;
    }
    .h-sm-340px {
        height: 340px;
    }
    .h-sm-350px {
        height: 350px;
    }
    .h-sm-360px {
        height: 360px;
    }
    .h-sm-370px {
        height: 370px;
    }
    .h-sm-380px {
        height: 380px;
    }
    .h-sm-390px {
        height: 390px;
    }
    .h-sm-400px {
        height: 400px;
    }
    .h-sm-410px {
        height: 410px;
    }
    .h-sm-420px {
        height: 420px;
    }
    .h-sm-430px {
        height: 430px;
    }
    .h-sm-440px {
        height: 440px;
    }
    .h-sm-450px {
        height: 450px;
    }
    .h-sm-460px {
        height: 410px;
    }
    .h-sm-470px {
        height: 470px;
    }
    .h-sm-480px {
        height: 480px;
    }
    .h-sm-490px {
        height: 490px;
    }
    .h-sm-500px {
        height: 500px;
    }
}

/*md屏幕以上*/
@media only screen and (min-width: 768px) {
    /*行距*/
    .lh-md-1 {
        line-height: 1;
    }
    .lh-md-2 {
        line-height: 2;
    }
    .lh-md-3 {
        line-height: 3;
    }
    .lh-md-4 {
        line-height: 4;
    }
    /*字体大小*/
    .fs-md-12 {
        font-size: .857rem;
    }
    .fs-md-14 {
        font-size: 1rem;
    }
    .fs-md-16 {
        font-size: 1.142rem;
    }
    .fs-md-18 {
        font-size: 1.285rem;
    }
    .fs-md-20 {
        font-size: 1.428rem;
    }
    .fs-md-22 {
        font-size: 1.571rem;
    }
    .fs-md-24 {
        font-size: 1.714rem;
    }
    .fs-md-26 {
        font-size: 1.857rem;
    }
    .fs-md-28 {
        font-size: 2rem;
    }
    .fs-md-30 {
        font-size: 2.142rem;
    }
    .fs-md-32 {
        font-size: 2.286rem;
    }
    .fs-md-34 {
        font-size: 2.429rem;
    }
    .fs-md-36 {
        font-size: 2.571rem;
    }
    .fs-md-38 {
        font-size: 2.714rem;
    }
    .fs-md-40 {
        font-size: 2.857rem;
    }
    /*高度*/
    .h-md-5px {
        height: 5px;
    }
    .h-md-10px {
        height: 10px;
    }
    .h-md-15px {
        height: 15px;
    }
    .h-md-20px {
        height: 20px;
    }
    .h-md-25px {
        height: 25px;
    }
    .h-md-30px {
        height: 30px;
    }
    .h-md-35px {
        height: 35px;
    }
    .h-md-40px {
        height: 40px;
    }
    .h-md-45px {
        height: 45px;
    }
    .h-md-50px {
        height: 50px;
    }
    .h-md-55px {
        height: 55px;
    }
    .h-md-60px {
        height: 60px;
    }
    .h-md-65px {
        height: 65px;
    }
    .h-md-70px {
        height: 70px;
    }
    .h-md-75px {
        height: 75px;
    }
    .h-md-80px {
        height: 80px;
    }
    .h-md-85px {
        height: 85px;
    }
    .h-md-90px {
        height: 90px;
    }
    .h-md-95px {
        height: 95px;
    }
    .h-md-100px {
        height: 100px;
    }
    .h-md-110px {
        height: 110px;
    }
    .h-md-120px {
        height: 120px;
    }
    .h-md-130px {
        height: 130px;
    }
    .h-md-140px {
        height: 140px;
    }
    .h-md-150px {
        height: 150px;
    }
    .h-md-160px {
        height: 160px;
    }
    .h-md-170px {
        height: 170px;
    }
    .h-md-180px {
        height: 180px;
    }
    .h-md-190px {
        height: 190px;
    }
    .h-md-200px {
        height: 200px;
    }
    .h-md-210px {
        height: 210px;
    }
    .h-md-220px {
        height: 220px;
    }
    .h-md-230px {
        height: 230px;
    }
    .h-md-240px {
        height: 240px;
    }
    .h-md-250px {
        height: 250px;
    }
    .h-md-260px {
        height: 260px;
    }
    .h-md-270px {
        height: 270px;
    }
    .h-md-280px {
        height: 280px;
    }
    .h-md-290px {
        height: 290px;
    }
    .h-md-300px {
        height: 300px;
    }
    .h-md-310px {
        height: 310px;
    }
    .h-md-320px {
        height: 320px;
    }
    .h-md-330px {
        height: 330px;
    }
    .h-md-340px {
        height: 340px;
    }
    .h-md-350px {
        height: 350px;
    }
    .h-md-360px {
        height: 360px;
    }
    .h-md-370px {
        height: 370px;
    }
    .h-md-380px {
        height: 380px;
    }
    .h-md-390px {
        height: 390px;
    }
    .h-md-400px {
        height: 400px;
    }
    .h-md-410px {
        height: 410px;
    }
    .h-md-420px {
        height: 420px;
    }
    .h-md-430px {
        height: 430px;
    }
    .h-md-440px {
        height: 440px;
    }
    .h-md-450px {
        height: 450px;
    }
    .h-md-460px {
        height: 410px;
    }
    .h-md-470px {
        height: 470px;
    }
    .h-md-480px {
        height: 480px;
    }
    .h-md-490px {
        height: 490px;
    }
    .h-md-500px {
        height: 500px;
    }
}

/*lg屏幕以上*/
@media only screen and (min-width: 1200px) {
    /*行距*/
    .lh-lg-1 {
        line-height: 1;
    }
    .lh-lg-2 {
        line-height: 2;
    }
    .lh-lg-3 {
        line-height: 3;
    }
    .lh-lg-4 {
        line-height: 4;
    }
    /*字体大小*/
    .fs-lg-12 {
        font-size: .857rem;
    }
    .fs-lg-14 {
        font-size: 1rem;
    }
    .fs-lg-16 {
        font-size: 1.142rem;
    }
    .fs-lg-18 {
        font-size: 1.285rem;
    }
    .fs-lg-20 {
        font-size: 1.428rem;
    }
    .fs-lg-22 {
        font-size: 1.571rem;
    }
    .fs-lg-24 {
        font-size: 1.714rem;
    }
    .fs-lg-26 {
        font-size: 1.857rem;
    }
    .fs-lg-28 {
        font-size: 2rem;
    }
    .fs-lg-30 {
        font-size: 2.142rem;
    }
    .fs-lg-32 {
        font-size: 2.286rem;
    }
    .fs-lg-34 {
        font-size: 2.429rem;
    }
    .fs-lg-36 {
        font-size: 2.571rem;
    }
    .fs-lg-38 {
        font-size: 2.714rem;
    }
    .fs-lg-40 {
        font-size: 2.857rem;
    }
    /*高度*/
    .h-lg-5px {
        height: 5px;
    }
    .h-lg-10px {
        height: 10px;
    }
    .h-lg-15px {
        height: 15px;
    }
    .h-lg-20px {
        height: 20px;
    }
    .h-lg-25px {
        height: 25px;
    }
    .h-lg-30px {
        height: 30px;
    }
    .h-lg-35px {
        height: 35px;
    }
    .h-lg-40px {
        height: 40px;
    }
    .h-lg-45px {
        height: 45px;
    }
    .h-lg-50px {
        height: 50px;
    }
    .h-lg-55px {
        height: 55px;
    }
    .h-lg-60px {
        height: 60px;
    }
    .h-lg-65px {
        height: 65px;
    }
    .h-lg-70px {
        height: 70px;
    }
    .h-lg-75px {
        height: 75px;
    }
    .h-lg-80px {
        height: 80px;
    }
    .h-lg-85px {
        height: 85px;
    }
    .h-lg-90px {
        height: 90px;
    }
    .h-lg-95px {
        height: 95px;
    }
    .h-lg-100px {
        height: 100px;
    }
    .h-lg-110px {
        height: 110px;
    }
    .h-lg-120px {
        height: 120px;
    }
    .h-lg-130px {
        height: 130px;
    }
    .h-lg-140px {
        height: 140px;
    }
    .h-lg-150px {
        height: 150px;
    }
    .h-lg-160px {
        height: 160px;
    }
    .h-lg-170px {
        height: 170px;
    }
    .h-lg-180px {
        height: 180px;
    }
    .h-lg-190px {
        height: 190px;
    }
    .h-lg-200px {
        height: 200px;
    }
    .h-lg-210px {
        height: 210px;
    }
    .h-lg-220px {
        height: 220px;
    }
    .h-lg-230px {
        height: 230px;
    }
    .h-lg-240px {
        height: 240px;
    }
    .h-lg-250px {
        height: 250px;
    }
    .h-lg-260px {
        height: 260px;
    }
    .h-lg-270px {
        height: 270px;
    }
    .h-lg-280px {
        height: 280px;
    }
    .h-lg-290px {
        height: 290px;
    }
    .h-lg-300px {
        height: 300px;
    }
    .h-lg-310px {
        height: 310px;
    }
    .h-lg-320px {
        height: 320px;
    }
    .h-lg-330px {
        height: 330px;
    }
    .h-lg-340px {
        height: 340px;
    }
    .h-lg-350px {
        height: 350px;
    }
    .h-lg-360px {
        height: 360px;
    }
    .h-lg-370px {
        height: 370px;
    }
    .h-lg-380px {
        height: 380px;
    }
    .h-lg-390px {
        height: 390px;
    }
    .h-lg-400px {
        height: 400px;
    }
    .h-lg-410px {
        height: 410px;
    }
    .h-lg-420px {
        height: 420px;
    }
    .h-lg-430px {
        height: 430px;
    }
    .h-lg-440px {
        height: 440px;
    }
    .h-lg-450px {
        height: 450px;
    }
    .h-lg-460px {
        height: 410px;
    }
    .h-lg-470px {
        height: 470px;
    }
    .h-lg-480px {
        height: 480px;
    }
    .h-lg-490px {
        height: 490px;
    }
    .h-lg-500px {
        height: 500px;
    }
}