html {
    font-size: 100%;
}

ul,
li {
    list-style: none;
}

@media screen and (max-width: 768px) {
    html {
        font-size: 65%;
    }
}

/*pad: w >= 768  && w< 992*/
@media screen and (max-width: 992px) and (min-width: 768px) {
    html {
        font-size: 75%;
    }
}

/*中等屏幕   w >= 992  && w<1200*/
@media screen and (max-width: 1200px) and (min-width: 992px) {
    html {
        font-size: 100%;
    }
}

body iframe{
    display: none !important;
}

img {
    max-width: 100%;
}

.yk-background--default {
    background: #f5f5f5
}

.yk-background--selected {
    background: #3dc7cf
}

.yk-is-relative {
    position: relative;
}

.yk-flex {
    display: flex;
}

.yk-hide {
    display: none !important;
}

.yk-show {
    display: block !important;
}

.yk-mb-none {
    margin-bottom: 0;
}

.yk-mb-small {
    margin-bottom: .5rem;
}

.yk-mt-small {
    margin-top: 1rem;
}

.yk-mt-medium {
    margin-top: 1.5rem;
}

.yk-mt-large {
    margin-top: 2.5rem;
}

.yk-mr--small{
    margin-right: 1rem;
}

.yk-p--x-small {
    padding: .5rem;
}

.yk-p--small {
    padding: 1rem;
}

.yk-pb-small {
    padding-bottom: 1rem;
}

.yk-pt-small {
    padding-top: 1rem;
}

.yk-pl-large {
    padding-left: 2.5rem;
}

.yk-text--white {
    color: #fff;
}

.yk-text--less {
    color: #666666;
}

.yk-text--highlight {
    color: #3dc7cf;
}

.yk-text--x-large {
    font-size: 2.5rem;
}

.yk-text--center {
    text-align: center;
}

.yk-text--left {
    text-align: left;
}

.yk-text--right {
    text-align: right;
}

.yk-text--large {
    font-size: 2rem;
}

.yk-text--medium {
    font-size: 1.5rem;
}

.yk-text--x-medium {
    font-size: 1.25rem;
}

.yk-icon--large {
    display: inline-block;
    width: 3.5rem;
    height: 3.5rem;
}

.yk-btn-lg {
    display: inline-block;
    padding: 1rem 2.25rem;
    text-align: center;
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
}

.yk-btn-md {
    display: inline-block;
    padding: .5rem 1.5rem;
    text-align: center;
    font-size: 1.25rem;
}

.header {
    position: fixed;
    z-index: 2;
    width: 100%;
    padding: 3rem 4rem;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    -webkit-box-align: start;
    -ms-flex-align: start;
    align-items: start;
}

.yk-nav {
    margin-bottom: .5rem;
}

.yk-nav--content {
    position: fixed;
    opacity: 0;
    right: -13rem;
    ;
    top: 0;
    bottom: 0;
    background: #e7e7e7;
    -webkit-transition: all .3s linear 0s;
    -moz-transition: all .3s linear 0s;
    transition: all .3s linear 0s;
}

.yk-nav--content.selected {
    opacity: 1;
    right: 0;
}

.yk-nav--content ul {
    width: 13rem;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    margin: 0;
    padding: 0;
}

.yk-nav--content ul li {
    font-size: .875rem;
    padding: 1rem 1.5rem;
    cursor: pointer;
    text-transform: uppercase;
    line-height: 1.5;
    color: #666666;
    text-align: center;
}

.yk-nav--content ul li.selected,
.yk-nav--content ul li:hover {
    color: #fff;
    background-color: #3dc7cf;
}

.yk-nav--content ul li>p {
    margin: 0;
}

.yk-nav--content ul li>p:first-child {
    font-size: 1rem;
}

.swiper-pagination.swiper-main-pagination {
    right: 2.5rem !important;
}

.swiper-main-pagination .swiper-pagination-bullet {}

.swiper-container-vertical>.swiper-pagination-bullets.swiper-main-pagination .swiper-pagination-bullet {
    margin: 1rem 0;
}

.yk-nav-menuIcon,
.yk-nav-menuIcon:after,
.yk-nav-menuIcon:before {
    -webkit-transition: all .3s linear 0s;
    -moz-transition: all .3s linear 0s;
    transition: all .3s linear 0s;
}

.yk-nav-menuIcon {
    position: relative;
    z-index: 2;
    cursor: pointer;
    width: 2rem;
    height: 2rem;
    display: inline-block;
    vertical-align: middle;
    border-top: 2px solid #000;
}

.yk-nav-menuIcon:after,
.yk-nav-menuIcon:before {
    content: "";
    position: absolute;
    top: .5rem;
    width: 2rem;
    height: 2px;
    display: inline-block;
    background-color: #000000;
}

.yk-nav-menuIcon:after {
    width: 1rem;
    position: absolute;
    top: 1.25rem;
}

.yk-nav-menuIcon.active {
    margin-right: 4rem;
    border-top-color: #3dc7cf;
}

.yk-nav-menuIcon.active:before,
.yk-nav-menuIcon.active:after {
    background-color: #3dc7cf;
}

.yk-height--100vh {
    height: 100vh;
}

.yk-main--content{
	width: 100vw;
    overflow-x: hidden;
}
.yk-main--content .swiper-slide .yk-content-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    position: relative;
}

.yk-content-group .yk-content-group--title {
    padding: 1.5rem 0;
    font-size: 2.375rem;
    line-height: 1.2;
}

.yk-content-group .yk-content-group--info {
    margin-bottom: 12vh;
    text-align: center;
}

#canvas.yk-background--default {
    width: 100%;
    height: 100%;
    background-image: url(../images/background06.png)
}

.yk-group--mouseIcon {
    position: absolute;
    top: 1rem;
    animation: amins 1s ease 0s infinite;
    -webkit-animation: amins 1s ease 0s infinite;
    -moz-animation: amins 1s ease 0s infinite;
    cursor: pointer;
    width: 1.5rem;
}

#canvas {
    position: absolute;
    display: block;
    top: 0;
    left: 0;
    z-index: -1;
}

@keyframes amins {
    0% {
        top: 1rem;
    }

    70% {
        top: 2rem;
    }

    100% {
        top: 1rem;
    }
}

.yk-background--img {
    position: absolute;
    z-index: -1;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
}

.yk-background--img>img {
    width: 100%;
    height: 100%;
}

.swiper-about-slide {
    width: 100%;
    display: flex;
    justify-content: center;
}

.yk-about-items>div {
    width: 22.5rem;
    margin-right: 2rem;
    text-align: center;
    line-height: 1.5;
}

.yk-about-items.yk-case--content>div {
    text-align: left;
}

.yk-about-items {
    display: flex;
    width: 100%;
    justify-content: center;
}

.yk-about--content-title {
    margin-top: 0vh;
    margin-bottom: 1rem;
}

#swiperAbout {
    width: 100%;
    padding: 5rem 0;
}

#swiper-paginationAbout.swiper-pagination {
    /* bottom: 15vh; */
    width: 100%;
    display: flex;
    justify-content: center;
}

#swiper-paginationAbout.swiper-pagination .swiper-pagination-bullet {
    width: 3.5rem;
    height: .5rem;
    background: #3dc7cf;
    opacity: 1;
    border-radius: 0;
    margin-right: 3rem;
}

#swiper-paginationAbout.swiper-pagination .swiper-pagination-bullet-active {
    background: #fff;
}

#swiperProduct,
#swiperOdds {
    width: 100vw;
    /* height: 60vh; */
    position: relative;
}

.yk-main--content>#swiperProduct.swiper-container,
.yk-main--content>#swiperOdds.swiper-container {
    height: auto;
}

#swiperProduct-prev,
#swiperOdds-prev {
    width: 3.25rem;
    height: 1.875rem;
    top: auto;
    left: auto;
    bottom: 1rem;
    right: 0;
    margin-right: 9rem;
    background-image: url(../images/page3next.png);
    background-size: 100%;
}

#swiperProduct-next,
#swiperOdds-next {
    top: auto;
    bottom: 1.125rem;
    right: 0;
    width: 3.25rem;
    height: 1.875rem;
    background-image: url(../images/page3next01.png);
    background-size: 100%;
}
#swiperProduct .swiper-wrapper{
    align-items: center;
}

#swiperPaginationProduct,
#swiperPaginationOdds {
    color: #fff;
    font-size: 1.875rem;
    width: 5rem;
    margin: 0 3.25rem;
    left: auto;
    right: 0;
}

#swiperPaginationProduct .swiper-pagination-current {
    color: #3dc7cf;
}

#swiperPaginationOdds {
    color: #3dc7cf;
}

#swiperPaginationOdds .swiper-pagination-current {
    color: #38b4dc;
}

.yk-us--contact .yk-us--contact-info {
    width: 60vw;
}

.yk-us--contact .yk-data-content {
    padding-left: 6.5%;
}

.yk-us--contact .yk-icon--weixin {
    margin-top: -4rem;
    margin-right: 2rem;
}

.row {
    margin-right: -.5rem;
    margin-left: -.5rem;
}

.col-lg-1,
.col-lg-10,
.col-lg-11,
.col-lg-12,
.col-lg-2,
.col-lg-3,
.col-lg-4,
.col-lg-5,
.col-lg-6,
.col-lg-7,
.col-lg-8,
.col-lg-9,
.col-md-1,
.col-md-10,
.col-md-11,
.col-md-12,
.col-md-2,
.col-md-3,
.col-md-4,
.col-md-5,
.col-md-6,
.col-md-7,
.col-md-8,
.col-md-9,
.col-sm-1,
.col-sm-10,
.col-sm-11,
.col-sm-12,
.col-sm-2,
.col-sm-3,
.col-sm-4,
.col-sm-5,
.col-sm-6,
.col-sm-7,
.col-sm-8,
.col-sm-9,
.col-xs-1,
.col-xs-10,
.col-xs-11,
.col-xs-12,
.col-xs-2,
.col-xs-3,
.col-xs-4,
.col-xs-5,
.col-xs-6,
.col-xs-7,
.col-xs-8,
.col-xs-9 {
    padding-left: .5rem;
    padding-right: .5rem;
}

.swiper-main-pagination .swiper-pagination-bullet {
    background: #3dc7cf;
    opacity: .8;
    position: relative;
}

.swiper-main-pagination .swiper-pagination-bullet-active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: -4px;
    border: 1px solid #3dc7cf;
    border-radius: 50%;
}

.yk-product--content img {
    max-width: 50%;
}

.yk-swiperPaginationProduct {
    position: relative;
    margin-right: 25%;
    margin-top: 8%;
}


.yk-list--main {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: .5rem 0 0;
}

.yk-list--icons {
    min-width: 12rem;
}

.yk-list--icons>div {
    display: inline-block;
    margin-right: 1.5rem;
}

.yk-header--list {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.yk-header--list>.yk-flex {
    flex: 1;
}

.yk-nav--list {
    display: flex;
    align-items: center;
    color: #666666;
    margin-left: 1.5rem;
}

.yk-nav--list ul {
    margin: 0;
    padding: 0;
}

.yk-nav--list ul li {

    display: inline-block;
    padding: 0 1rem;
    border-right: 2px solid #3dc7cf;
    cursor: pointer;
}

.yk-nav--list ul li a:hover,
.yk-nav--list ul li.selected a{
    color: #3dc7cf;
}

.yk-nav--list ul li:last-child {
    border-right: 0;
}

.yk-nav--list .input-group {
    display: flex;
    width: 8rem;
}

.yk-footer--list {
    padding: 1rem 0;
}
.yk-nav--list li a{
    color: #868686;
}
.yk-footer--list>.yk-nav--list li {
    color: #868686;
    font-size: .75rem;
    border-right: 1px solid #000;
}
.yk-footer--list>.yk-nav--list li a{
    color: #868686;
}

.yk-list--content-card {
    border: 1px solid #cccccc;
    padding: .5rem;
    margin-top: .5rem;

}

.yk-list--content-card>img {
    width: 100%;
}

.yk-list--content-cardInfo .yk-cardInfo--title {
    color: #000;
    font-size: 1.25rem;
}

.yk-list--content-cardInfo .yk-cardInfo--info {
    text-align: left;
    margin-top: .5rem;
    padding: 0 1rem;
    max-height: 3rem;
    overflow: hidden;
    white-space: normal;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.yk-list_footer_info {
    display: flex;
    padding: 2.5rem 0;
    width: 100%;
    justify-content: center;
    background: url(../images/list_banner02.png) no-repeat;
    background-size: 100% 100%;
}

.yk-list_footer_info>div {
    display: flex;

}

.yk-list_footer_info .yk-list_footer_right {
    background: #fff;
    padding: 2rem;
    width: 50%;
    text-align: left;
}

.yk-article-content{
    padding-top: 1.5rem;

}
.yk-article-content .yk-article--title{
    font-size: 2.25rem;
    text-align: center;
    color: #666666;
}
.yk-article--time{
    margin: 1rem 4rem;
    position: relative;
    text-align: center;
    color: #40c8d0;
    font-size: 1.25rem;
}
.yk-article--time::after,.yk-article--time::before{
    content: '';
    position: absolute;
    height: 1px;
    width: 32%;
    margin-top: 1rem;
    background: #40c8d0;
}
.yk-article--time::after{
    left: 0;
}
.yk-article--time::before{
    right: 0;
}
.yk-article-content .yk-article-info{
    color: #666;
    line-height: 1.5;
    padding: .5rem;
}
.yk-article-content .yk-article-info img{
    margin: .5rem 0;
}
#swiper-al{
    width: 100vw;
    padding-bottom: 2rem;
    text-align: center;
}
#swiper-al .swiper-slide{
    display: flex;
    justify-content: center;
}
#swiper-al .swiper-slide >div{
    /* width: 40%; */
    display: inline-block;
}
.yk-customer-lists{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 2rem 10rem;
}
.yk-customer-lists > div{
    width: 20%;
    padding: 1rem;
}
.yk-customer-lists > div img{
    width: 10rem;
}
#swiper-al .swiper-wrapper .swiper-slide >div,.yk-solution >div{
    display: flex;
    justify-content: center;
    align-items: center;
    line-height: 1.8;
    
}
.yk-solution .yk-solution-title{
    font-size:  1.875rem;
    color: #34b7d5;
    margin: 1.5rem 0;
    position: relative;
}
.yk-solution .yk-solution-title span{
    position: relative;
}
.yk-solution .yk-solution-title span::after{
    content: '';
    position: absolute;
    left: 5%;
    right: 5%;
    bottom: 0;
    height: 1px;
    background: #34b7d5;
}
#swiper-al .swiper-wrapper .swiper-slide >div img,.yk-solution >div img{
    width: 21.5rem;
    min-width: 12.5rem;
}
#swiper-al .swiper-wrapper .swiper-slide >div>div,.yk-solution >div >div{
    padding: 1rem;
    max-width: 30%;
}
.yk-device--product{
    color: #fff;
    font-size: 1.25rem;
    text-align: center;
}
.yk-device--product .yk-device--product-title{
    font-size: 1.5rem;
    margin-bottom: 1rem;
}
.yk-device--product ul{
    display: flex;
    align-items: center;
    justify-content: center;
}
.yk-device--product .yk-device--product-tip{
    display: inline-block;
    padding: .5rem 1.875rem;
    color: #fff;
    background: url(../images/device_tip.png) no-repeat;
    background-size: 100% 100%;
    margin: 2rem 0 1rem;
}
.yk-device--product .yk-device--product-tip span{
    color: #3dc7cf;
}
.yk-device--product ul li{
    margin-right: 2rem;
}
.yk-device--product ul li p{
    text-align: right;
}
.yk-device--product ul li img{
    max-width: 100%;
}

@media screen and (max-width: 768px) {
    .yk-us--contact .yk-us--contact-info {
        width: 95vw;
    }
    .yk-us--contact-info .yk-text--x-large{
        font-size: 1.25rem;
    }
    .yk-us--contact-info .yk-icon--large{
        width: 2rem;
        height: auto;
    }
    .yk-us--contact-info .col-xs-6{
        height: 80px;
    }
    .yk-us--contact-info p{
        margin: .5rem 0 0;
    }
    .yk-us--contact .yk-data-content {
        margin-top: 1rem;
        padding-left: 1.5rem;
    }

    .yk-swiperPaginationProduct {
        margin-top: 8rem;
        margin-right: 10%;
    }

    .yk-product--content img {
        max-width: 90%;
    }

    .yk-sm-text--small {
        font-size: 1rem;
        margin: .5rem 0 0;
    }

    .yk-sm-text--small+.ky-text--sm-ellipsis {
        margin: 0 0 .5rem 0;
    }

    .yk-logo img,
    .yk-header--list .yk-flex img {
        width: 10rem;
    }

    .header {
        padding: 2rem;
    }

    .yk-content--first .yk-img--small {
        max-width: 50%;
    }

    .swiper-pagination.swiper-main-pagination {
        right: 1rem !important;
    }

    .ky-text--sm-ellipsis {
        max-height: 3rem;
        overflow: hidden;
        white-space: normal;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
    }
    .ky-text--md-ellipsis {
        max-height: 7rem;
        overflow: hidden;
        white-space: normal;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 4;
    }

    .yk-about--xs-first {
        flex-wrap: wrap;
        justify-content: start;
        margin-top: 1rem;

    }

    .yk-about--xs-first>div {
        width: 50%;
        margin-right: 0;
    }

    .yk-about--xs-first>div img {
        max-width: 50%;
    }

    .yk-about--content-title .yk-text--x-large {
        font-size: 1.5rem;
    }

    .yk-about--content-title .yk-text--large,
    .yk-smtext--small {
        font-size: 1rem;
    }

    .yk-icon--weixin {
        width: 6rem;
        position: absolute;
        right: -1.5rem;
        bottom: -6rem;
    }

    .yk-list_footer_info>div img {
        width: 100%;
    }

    .yk-list_footer_info>div {
        flex-direction: column;
    }

    .yk-list_footer_info .yk-list_footer_right {
        width: 100%;
    }
    .yk-list--icons{
        position: absolute;
        right: .5rem;
        top: 0;
    }

    .yk-nav--list {
        width: 100%;

        margin-top: 1rem;
        z-index: 1;
        display: block;
        margin-left: 0;
    }
    .yk-nav--list ul li{
        padding: 0 .5rem;
    }
    .yk-nav--list .input-group{
        margin-top: 1rem;
        margin-left: .5rem;
        width: 50%;
    }
    .yk-header--list>.yk-flex{
        display: block;
    }
    .yk-list--icons{
        min-width: auto;
    }
    .yk-list--icons>div{
        margin-right: .5rem;
    }
    .yk-about-modeule{
        width: 90%;
        margin-top: 20%;
    }
    .yk-content-group .yk-content-group--info {
        margin-bottom: 6vh;
    }
    body{
        font-size: .875rem;
    }
    .yk-header--list .yk-nav--list {
        display: none
    }
    .yk-article--time::after, .yk-article--time::before{
        width: 15%;
        margin-top: .625rem;
    }
    .yk-customer-lists{
        padding: 1rem 2rem;
    }
    .yk-customer-lists > div{
        width: 33.33%;
    }
    #swiper-al .swiper-wrapper .swiper-slide >div>div,.yk-solution >div >div{
        max-width: none;
    }
}

/*pad: w >= 768  && w< 992*/
@media screen and (max-width: 992px) and (min-width: 768px) {
    html {
        font-size: 75%;
    }
    .yk-customer-lists > div{
        width: 33.33%;
    }
    #swiper-al .swiper-wrapper .swiper-slide >div>div,.yk-solution >div >div{
        max-width: 50%;
    }

    .yk-nav--list {
        width: 100%;
        position: absolute;
        top: 6rem;
        z-index: 1;
    }
    .yk-about-modeule{
        width: 90%;
        margin-top: 10%;
    }

}

/*中等屏幕   w >= 992  && w<1200*/
@media screen and (max-width: 1200px) and (min-width: 992px) {
    html {
        font-size: 100%;
    }
}

@media screen and (min-width: 1200px) {
    .yk-btn--anli {
        margin-right: 10%;
    }
}