/*更大屏幕*/
@media (min-width:1201px){
    .navbar .nav{
        margin: 0!important;
        padding: .625rem 0;
        float: right!important;
    }
    .navbar .nav>li>a{
        padding: .9rem .9375rem!important;
    }
    .navbar{
        margin-bottom: 0!important;
    }
    .banner{
        position: relative!important;
        margin-top: 4.375rem;
    }
    .flogin{
        max-width: 50%!important;
        margin: auto;
    }
}
/* 大屏幕 */
@media (min-width: 980px) and (max-width:1200px) { 
    /* .tlogo{
        width: 10.375rem!important;
    } */
    .flogin{
        max-width: 48%!important;
        margin: auto;
    }
    .navbar .nav{
        margin: 0!important;
        padding: .625rem 0;
        float: right!important;
    }
    .navbar .nav>li>a{
        padding: .6125rem .9375rem!important;
    }
    .navbar{
        margin-bottom: 0!important;
    }
    .banner{
        position: relative!important;
        margin-top: 3.9rem;
    }
 }
 
/* 平板电脑和小屏电脑之间的分辨率 */
@media (min-width: 768px) and (max-width: 979px) {
    .section {
        padding-top: 5.5rem!important;
        padding-bottom: 5。5rem!important;
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }
    .flogin{
        max-width: 45%!important;
        margin: auto;
    }
    /* .tlogo{
        width: 9.75rem!important;
    } */
    .navbar .btn-navbar{
        margin-top: .9375rem!important;
    }

}
 
/* 横向放置的手机和竖向放置的平板之间的分辨率 */
@media (max-width: 767px) { 
    .section {
        padding-top: 4.5rem!important;
        padding-bottom: 4.5rem!important;
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }
    .flogin{
        max-width: 40%!important;
        margin: auto;
    }
    /* .tlogo{
        width: 8.25rem!important;
    } */
}
 
/* 横向放置的手机及分辨率更小的设备 */
@media (max-width: 480px) { 
    .section {
        padding-top: 3.5rem!important;
        padding-bottom: 3.5rem!important;
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }
    .flogin{
        max-width: 30%!important;
        margin: auto;
    }
    /* .tlogo{
        width: 7rem!important;
    } */
}
body {
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    text-align: left;
    background-color: #ffffff;
    font-size: 16px;
    /* background: url(../images/bgs.svg) no-repeat bottom center; */

}
.section {
    position: relative;
    border-bottom: none;
    background-position: center center;
    -webkit-background-size: cover;
    background-size: cover;
    background-repeat: no-repeat;
    padding-top: 7rem;
    padding-bottom: 7rem;
}
.blue{
    color: #2f84da!important;
}
.flex-center{
    display: flex!important;
    flex-direction: column;
    justify-content: center;
    align-items: center!important;
}
/** 面包屑 start */
.breadCrumbs{
    background-color: none;
    padding: .5rem 0;
    margin: 1.25rem 0;
    list-style: none;
}
.breadCrumbs>.active {
    color: #999;
}
.breadCrumbs>li {
    display: inline-block;
    text-shadow: 0 1px 0 #fff;
}
.breadCrumbs a{
    color: #409EFF!important;
    text-decoration: none;
}
.breadCrumbs a:hover{
    color: #E6A23C;
}
.breadCrumbs>li>.divider {
    padding: 0 5px;
    color: #ccc;
}
/** 面包屑 end */
.marginBt50{
    margin-bottom: 50px!important;
}
h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
    color: #323d47;
    letter-spacing: 0.5px;
}

h2, .h2 {
    font-size: 2.10938rem;
}
.bg-gray {
    background-color: #fafbfb;
}
.shadow-7, .hover-shadow-7:hover {
    -webkit-box-shadow: 0 0 48px rgb(0 0 0 / 6%);
    box-shadow: 0 0 48px rgb(0 0 0 / 6%);
}

.border {
    border: 1px solid #f1f2f3 !important;
}
img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
    border-style: none;
}
.section-header p.lead, .section-header .pricing-4 .plan-price p, .pricing-4 .plan-price .section-header p {
    font-size: 1.125rem;
}

.section-header p {
    font-size: 1.0625rem;
}
.lead, .pricing-4 .plan-price p {
    font-size: 1.125rem;
}
.ml-auto, .mx-auto {
    margin-left: auto !important;
}
.mr-auto, .mx-auto {
    margin-right: auto !important;
}
.w-60 {
    width: 60% !important;
}
.w-50 {
    width: 50% !important;
}
small, .small {
    font-size: 85%;
    font-weight: 400;
}
.lead, .pricing-4 .plan-price p {
    font-size: 1.17188rem;
    font-weight: 300;
}
.row.gap-y {
    margin-top: -15px;
    margin-bottom: -15px;
}

.align-items-center {
    -webkit-box-align: center !important;
    align-items: center !important;
}
.row.gap-y > .col, .row.gap-y > [class*="col-"] {
    padding-top: 15px;
    padding-bottom: 15px;
}
.text-center {
    text-align: center !important;
}
.ml-auto, .mx-auto {
    margin-left: auto !important;
}

.mr-auto, .mx-auto {
    margin-right: auto !important;
}
.banner_pro  {
    width: 100%;
    overflow: hidden;
    position: relative;
}
.banner_pro img {
    width: 100%;
}
.about-title{
    margin-top: 50px;
    text-align: center;

}
.about-title h4{
    font-size: 24px;
    color: #333;
    font-weight: normal;
    line-height: 1.875rem;
}
.about-title h3{
    font-size: 24px;
    color: #757575;
    font-weight: bold;
    margin-top: 10px;
    text-transform: uppercase;
    font-weight: normal;
}
.qrcode{
    display: flex;
    flex-direction: column;
    align-items: center;
}
.qrcode_img{
    width: 9.5rem;
    margin-bottom: .625rem;
}
.pb-7, .py-7 {
    padding-bottom: 3rem !important;
}
.pt-5, .py-5 {
    padding-top: 1.5rem !important;
}
.overflow-hidden {
    overflow: hidden;
}
.opacity-80 {
    opacity: 0.8 !important;
}
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.5;
    border-radius: inherit;
}
.section > .container, .section > .container-fluid, .section > .container-wide {
    position: relative;
    height: 100%;
}
.text-center {
    text-align: center !important;
}
.section-header {
    text-align: center;
    max-width: 100%;
    margin: 0 auto 2rem;
}
.h-100 {
    height: 100% !important;
}
.row {
    display: -webkit-box;
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
}
.ml-auto, .mx-auto {
    margin-left: auto !important;
}
.mr-auto, .mx-auto {
    margin-right: auto !important;
}
.align-self-center {
    align-self: center !important;
}
.bb-1, .border-bottom-1 {
    border-bottom: 1px solid #f1f2f3;
}
.justify-content-center {
    -webkit-box-pack: center !important;
    justify-content: center !important;
}
.about_n {
    background: rgba(153,153,153,0.8);
    color: #fff;

}
.texts{
    font-family: "Open Sans", sans-serif;
    font-size: 1rem;
    font-weight: 300;
    line-height: 1.9;
    color: #757575;
    text-align: left;
}
.other_text{
    display:flex;
    justify-content: flex-start;
    font-size: .8125rem;
}
.other_text i{
    width: 20px!important;
    margin-top: 10px;
}
.line8{
    border-bottom: 1px solid rgb(0 0 0 / 8%);
    margin: .625rem;
}
.banner_img{
    width: 100%!important;
    height: 23.75rem; 
}
.section_main{
    padding: 1.25rem 0;
}
.section_company{
    display: flex;
}
.eyes_content{
    padding: .625rem;
    line-height: 1.875rem;
}
.eyes_title{
    font-size: .9375rem;
    line-height: 1.5625rem;
}
#eyes_content_img{
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    height: 53.125rem!important;
}
.epc_title{
    font-size: .9375rem;
    line-height: 1.875rem;
    padding: .625rem  0;
}
.epc_text{
    display: flex;
    justify-content: space-between;
}
.epc_textrg{
    flex: 1;
}
.epc_textlf{
    flex: 1;
}
.epc_text p{padding-left: .625rem;}
.epc_text p:nth-child(1){
    padding-left: 0;
}
.gas_title{
    font-size: .9375rem;
    line-height: 1.5625rem;
}
.gas_img_small{
    display: flex;
    flex-direction: column;
}
.clean_title{
    display: flex;
    justify-content: center;
    align-items: center;
}
.clean_content{
    line-height: 1.875rem;
}
.clean_content p:nth-child(2){
    color: #757575;
}
.env_content{
    line-height: 1.5625rem;
}
.env_content h5{
    padding-bottom: .625rem;
}
.textss{
    font-family: "Open Sans", sans-serif;
    /* color: #409EFF; */
    font-size: 0.9375rem;
    font-weight: 300;
    line-height: 1.9;
    text-align: left;
}
.scroll-down-white span {
    border-color: #fff;
}
.scroll-down-1 span {
    display: inline-block;
    width: 24px;
    height: 24px;
    margin: 0 5px;
    border-left: 1px solid #000;
    border-bottom: 1px solid #000;
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -webkit-animation: scrollDown1 2s infinite;
    animation: scrollDown1 2s infinite;
}
.text-white a:not(.btn):not(.dropdown-item) {
    color: rgba(255, 255, 255, 0.8);
}
.text-center {
    text-align: center !important;
}
@keyframes scrollDown1 {
    0%  { transform: rotate(-45deg) translate(0, 0); }
    20% { transform: rotate(-45deg) translate(-16px, 16px); }
    40% { transform: rotate(-45deg) translate(0, 0); }
  }
.shadow-7, .hover-shadow-7:hover {
    -webkit-box-shadow: 0 0 48px rgba(0, 0, 0, 0.06);
    box-shadow: 0 0 48px rgba(0, 0, 0, 0.06);
}
.border {
    border: 1px solid #f1f2f3 !important;
}
.img-fluid {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
    border-style: none;
    box-sizing: border-box;
}
/* 底部 */
.container_footer {
    width: 100%;
    /* background-color:rgba(0, 0, 0, 0.3); */
    border-top: .0625rem solid #f1f2f3;
    padding: .625rem 0;
}
.flogin{
    max-width: 100%;
    margin: auto;
}
.fhotline{
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 1.25rem;
    box-sizing: border-box;
}
.frecord{
    display: flex;
    justify-content: center;
    align-items: center;
}
.footer_content{
    display: flex;
    justify-content: center;
    align-items: center;
}
/* 头部 */
.top_logo{
    display: flex;
    justify-content: center;
    align-items: center;
}
.tlogo span{
    flex: 1;
}
.tlogo{
    width: 11.25rem;
}
.top_line{
    padding-left: .625rem;
    margin-left: .625rem;
    border-left: 1px solid rgba(0, 0, 0, 0.01);
}
.bgs {
    background: linear-gradient(90deg,#dee6f2,#f1f5ff);
}
.lines{
    width: 100%;
    height: 23px;
    /* margin: 31px 0 37px; */
    background-image: linear-gradient(0deg,rgba(239,242,250,0),#d3deed);
  }
.fontSize15{
    font-size: .9375rem!important;
}
.flexBase{
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: space-between;
}
.base_content{
    padding: .625rem 0;
    line-height: 1.875rem;
}
.base_images{
    padding: .625rem .625rem .625rem 0;
}
.base_contents{
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    line-height: 1.875rem;
    padding-bottom: .625rem;
}
.base_imagess{
    padding-bottom: .625rem;
}
.air_content{
    line-height: 1.875rem;
}
.env_container{
    line-height: 1.875rem;
}
.env_title h5{
    line-height: 1.875rem;
    padding: .625rem 0;
}