@import "//at.alicdn.com/t/c/font_4626773_1wgyejt7o72.css";

:root{
    --primary-color: #183C6D;
    /*--video-width: 1280px;*/
    --video-width: 66.66667vw;
    /*--video-height: 720px;*/
    --video-height: 37.5vw;
}
body {
    background: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    position: relative;
}
html, body {
    width: 100%;
    overflow-x: hidden;
}
h1, h2, h3, h4 {
    font-weight: bold;
}
.heading {
    font-size: 60px;
}
.subheading {
    font-size: 14px;
    font-weight: bold;
    padding-bottom: 60px;
}
.bold {
    font-weight: bold;
}
p {
    letter-spacing: 0px;
    line-height: 28px;
}
.navbar>.container .navbar-brand {
    padding: 0 15px;
}
.navbar>.container .navbar-brand img {
    width: 140px;
}

.lightbox-video {
    width: var(--video-width);
    height:  var(--video-height);
    margin: 0 auto;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}
.lightbox-video video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.lightbox-video .iconfont.icon-play {
    position: absolute;
    width: var(--video-width);
    height:  var(--video-height);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15em;
    color: #ffffff;
    z-index: 10;
    cursor: pointer;
    transition: opacity 0.25s linear;
}
.lightbox-video .iconfont.icon-play:hover {
    color: var(--primary-color);
}

#banner img{
    display: block;
}
#banner .carousel-indicators{
    height: 100vh;
    flex-direction: column;
    bottom: initial;
    top: 0;
}
#banner .banner-container {
    height: 100vh;
    pointer-events: none;
}
#banner .carousel-item img.banner-bg {
    width: 100%;
    height: 50vh;
    object-fit: cover;
    position: relative;
    z-index: 1;
}
#banner .carousel-item .carousel-inner, #banner1, #banner2 {
    height: 50vh;
}
#banner .banner-title {
    position: absolute;
    z-index: 2;
}
#banner .banner-title.title1 {
    width: 966px;
    height: 101px;
    top: calc(100% - 101px + 2px);
    left: calc(50% - 966px/2);
}
#banner .banner-title.title2 {
    width: 1072px;
    height: 101px;
    top: calc(100% - 101px + 2px);
    left: calc(50% - 1072px/2);
}
#banner .banner-title.title3 {
    width: 807px;
    height: 207px;
    top: -2px;
    left: calc(50% - 807px/2 + 137px);
}
#banner .banner-title.title4 {
    width: 872px;
    height: 207px;
    top: -2px;
    left: calc(50% - 872px/2 - 49px);
}

#about,
#team, #contact {
    padding-top: 100px;
    padding-bottom: 100px;
}
#about .fa {
    font-size: 28px;
    min-width: 34px;
}

/* start navigation */
.custom-navbar {
    background: #ffffff;
    margin-bottom: 0;
}
.custom-navbar .navbar-collapse.in{
    overflow-y: hidden;
}
.custom-navbar .navbar-brand {
    color: #303030;
    font-size: 40px;
}

.custom-navbar .navbar-brand .navbar-toggle {
    background: #55acee;
    padding: 4px 6px;
    font-size: 16px;
    color: #fff;
}

.custom-navbar .nav li a {
    /*color: #505050;*/
    color: #ffffff;
    font-size: 13px;
    font-weight: bold;
    /*letter-spacing: 2px;*/
    padding-right: 20px;
    padding-left: 20px;
    transition: all 0.3s ease-in-out;
}
.custom-navbar .navbar-brand {
    display: none;
}
.custom-navbar .navbar-brand.logo-white {
    display: block;
}
.custom-navbar.top-nav-collapse .navbar-brand {
    display: block;
}
.custom-navbar.top-nav-collapse .navbar-brand.logo-white {
    display: none;
}
.custom-navbar.top-nav-collapse li a {
    color: #505050;
}
.custom-navbar .nav li.active a {
    color: #ffffff;
}
.custom-navbar .nav li a:hover {
    background: var(--primary-color);
    transition: all 0.3s ease-in-out;
    color: #ffffff;
}
.custom-navbar .nav li a.language-btn:hover{
    background: inherit;
    cursor: pointer;
    /*color: #505050;*/
    color: var(--primary-color);
}
.custom-navbar .dropdown-menu{
    width: 200px;
    padding: 10px 0;
    top: 70px;
}
.custom-navbar li.lang-btn{
    display: block;
}
.custom-navbar li.lang-btn-m{
    display: none;
}
.custom-navbar li.lang-btn-m a:hover{
    background: initial;
}
.custom-navbar .nav-lang{
    display: none;
    position: relative;
    height: 248px;
    width: calc(100% + 30px);
    overflow: hidden;
    margin: -208px -15px 0 -15px;
    left: 0;
    background: #fff;
    z-index: 1000;
    font-size: 16px;
    line-height: 30px;
    padding-left: 20px;
}
.custom-navbar .nav-lang.active{
    display: block;
}
.custom-navbar .nav-lang #nav-lang-back{
    margin-bottom: 10px;
}
.custom-navbar .nav-lang #nav-lang-back .fa{
    font-size: 20px;
}
.custom-navbar .nav-lang .lang-item:active{
    text-decoration: underline;
}
.custom-navbar .nav-lang .lang-item.active{
    font-weight: bold;
}

.custom-navbar .dropdown-menu:after {
    content: "";
    display: block;
    position: absolute;
    top: -5px;
    left: 155px;
    width: 10px;
    height: 10px;
    background: #fff;
    border-right: 1px solid #d4cfc5;
    border-bottom: 1px solid #d4cfc5;
    -moz-transform: rotate(-135deg);
    -webkit-transform: rotate(-135deg);
}
.custom-navbar .dropdown-menu .dropdown-item{
    color: #000000;
    line-height: 2.5rem;
    letter-spacing: 1px;
    font-weight: normal;
    cursor: pointer;
}
.custom-navbar .dropdown-menu .dropdown-item.active{
    color: #000;
    font-weight: bold;
}
.custom-navbar .dropdown-menu .dropdown-item:hover{
    color: #ffffff;
}
/*.custom-navbar .nav > li > a:focus {*/
/*    background-color: transparent;*/
/*    outline: none;*/
/*}*/
.custom-navbar .nav li.active > a {
    background-color: var(--primary-color);
}

.custom-navbar .navbar-toggle {
    border: none;
    padding-top: 10px;
    margin-right: 0;
}

.custom-navbar .navbar-toggle .icon-bar {
    background: var(--primary-color);
    border-color: transparent;
}
.custom-navbar .navbar-nav li .fa{
    font-size: 16px;
    font-weight: bold;
    position: relative;
    left: 3px;
}

@media (min-width: 768px) {
    .custom-navbar {
        background: #ffffff;
        padding: 14px;
        border-bottom: 0;
        background: 0 0;
    }
    .custom-navbar.top-nav-collapse {
        padding: 14px;
        background: #fff;
        border-bottom: 1px solid #eeeeee;
    }
}

/* home section */
#home {
    background: url('https://static.linxall.cn/linxall/linxall_web/static/images/home_bg.jpg') no-repeat;
    -webkit-background-size: cover;
    background-size: cover;
    background-position: center;
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    height: 100vh;
    text-align: left;
}
#home .container{
    /*margin-left: 1125px;*/
    margin-left: 58.59375vw;
    color: var(--primary-color);
}
#home hr {
    border: 2px solid #404040;
    width: 100px;
}
#home .btn {
    background: transparent;
    border-radius: 0;
    font-weight: bold;
    font-size: 18px;
    line-height: 60px;
    margin-top: 40px;
    padding: 0 45px;
    transition: all 0.4s ease-in-out;
    border: 3px solid var(--primary-color);
    color: var(--primary-color);
}
#home .btn:hover {
    background: var(--primary-color);
    color: #ffffff;
}

#home .title1 {
    font-size: 40px;
}
#home .heading {
    margin-top: 40px;
    font-size: 54px;
}

/* about section */
#about .col-md-3 .fa {
    /*background: var(--primary-color);*/
    border-radius: 50%;
    color: #ffffff;
    font-size: 32px;
    width: 80px;
    height: 80px;
    line-height: 80px;
    text-align: center;
    margin-bottom: 10px;
}
#about .col-md-3 .fa img {
    vertical-align: initial;
    display: inline;
}

#about .col-md-6 {
    padding-top: 60px;
}

#about .col-md-6 h3 {
    padding-top: 40px;
    padding-bottom: 10px;
}

#about .col-md-6 p {
    padding-bottom: 30px;
}

#about span {
    display: block;
    padding-bottom: 6px;
}

#about .progress {
    border-radius: 0;
    box-shadow: none;
    height: 6px;
}

#about .progress .progress-bar-primary {
    background: var(--primary-color);
}

/* portfolio section */
#portfolio {
    padding-top: 100px;
    background: #f9f9f9;
    text-align: center;
}

#portfolio .container {
    width: 100%;
    padding: 0;
    margin: 0;
}

#portfolio .col-md-4 {
    padding: 0;
    margin: 0;
}

#portfolio img {
    width: 100%;
    transition: all 0.4s ease-in-out;
    height: 100%;
    object-fit: cover;
}

#portfolio img:hover {
    opacity: 0.6;
}

/* FILTER CSS */
.filter-wrapper {
    width: 100%;
    margin: 40px 0 24px 0;
    overflow: hidden;
    text-align: center;
}

.filter-wrapper li {
    display: inline-block;
    margin: 4px;
}

.filter-wrapper li a {
    color: #999999;
    font-size: 13px;
    font-weight: bold;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 8px 17px;
    display: block;
    text-decoration: none;
    transition: all 0.4s ease-in-out;
}

.filter-wrapper li .selected,
.filter-wrapper li a:focus,
.filter-wrapper li a:hover {
    background: var(--primary-color);
    color: #ffffff;
    outline: none;
}

/* ISOTOPE BOX CSS */
.iso-box-section {
    width: 100%;
}

.iso-box-wrapper {
    width: 100%;
    padding: 0;
    clear: both;
    position: relative;
}
.iso-box {
    position: relative;
    min-height: 50px;
    height: calc(33.333333vw * (426 / 640));
    float: left;
    overflow: hidden;
    margin-bottom: 20px;
}
.iso-box .portfolio-modal {
    filter: brightness(0.9);
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.iso-box > a {
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.iso-box > a {
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.iso-box .iconfont.icon-play {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 6.5em;
    pointer-events: none;
    color: #ffffff;
    z-index: 10;
}
.iso-box:hover .iconfont.icon-play {
    color: var(--primary-color);
}
.fluid-img {
    width: 100%;
    display: block;
}

/* team section */
#team {
    text-align: center;
}

#team h3 {
    color: #202020;
    line-height: 4px;
}

#team .team-des {
    padding-top: 20px;
    padding-bottom: 40px;
}

/* contact section */
#contact {
    background: #f9f9f9;
    text-align: center;
}

#contact .fa {
    font-size: 40px;
}

#contact form {
    padding-top: 80px;
}

#contact .form-control {
    border-radius: 0;
    box-shadow: none;
    margin-top: 10px;
    margin-bottom: 10px;
    transition: all 0.4s ease-in-out;
    letter-spacing: 1px;
}

#contact .form-control:focus {
    border: 2px solid #808080;
}

#contact input {
    height: 50px;
}

#contact input[type="submit"] {
    border: 2px solid var(--primary-color);
    margin-top: 18px;
    height: 54px;
    color: var(--primary-color);
}
#contact input[type="submit"]:hover {
    background: var(--primary-color);
    color: #ffffff;
}

#contact .submit-disabled {
    display: none;
    height: 50px;
    margin-top: 18px;
}
#contact .submit-disabled .spinner-border-sm{
    position: relative;
    top: -0.2rem;
}

#contact textarea {
    height: 230px;
}
#contact p.input-error{
    display: none;
    margin-top: -10px;
    margin-bottom: 10px;
    text-align: left;
    font-size: 12px;
    color: #ac2925;
    letter-spacing: 1px;
}

#contact .form-control.row-arrow{
    height: 0;
    border: none;
    padding: 0;
    margin: 0;
    position: relative;
    width: 100%;
    pointer-events: none;
    right: -45%;
    top: 10px;
}
#contact .form-control.row-arrow .fa{
    font-size: 35px;
}
#contact .form-select{
    height: 50px;
    -webkit-appearance: none; /*去掉右侧下拉三角默认样式*/
    appearance: none;
    color: #a6a6a6;
    margin-top: 0;
}
#contact .form-select>option{
    font-size: 18px;
    color: #000000;
}
.contact-info-box h3 {
    font-size: 16px;
}

/* footer section */
footer {
    /*background: url('../images/footer-bg.jpg') no-repeat;*/
    -webkit-background-size: cover;
    background-size: cover;
    background-position: center;
    text-align: center;
    padding-top: 80px;
    padding-bottom: 80px;
}

.social-icon {
    padding: 0;
    text-align: center;
    vertical-align: middle;
}

.social-icon li {
    list-style: none;
    display: inline-block;
    padding: 0;
}

.social-icon li a {
    border-radius: 50%;
    color: #303030;
    font-size: 32px;
    width: 80px;
    height: 80px;
    line-height: 80px;
    text-align: center;
    text-decoration: none;
    transition: all 0.4s ease-in-out;
    margin-top: 20px;
    margin-right: 10px;
}

.social-icon li a:hover {
    background: var(--primary-color);
}

/* copyright section */
#copyright {
    /*background: #404040;*/
    background: var(--primary-color);
    color: #ffffff;
    padding-top: 20px;
    padding-bottom: 20px;
    min-height: 100px;
}

#copyright .beian-list{
    display: flex;
    justify-content: flex-start;
    flex-wrap: nowrap;
    align-items: center;
}

#copyright .beian-list img {
    position: relative;
    top: -2px;
    margin-right: 5px;
    width: 14px;
}

#copyright p {
    padding-top: 5px;
    margin-bottom: 0;
}

#copyright a {
    color: #fff;
}

#copyright a:hover {
    color: #ffffff;
    text-decoration: underline;
    transition: all 0.4s ease-in-out;
}

#copyright .fa {
    background: transparent;
    border: 1px solid #ffffff;
    color: #ffffff;
    font-size: 18px;
    width: 60px;
    height: 60px;
    line-height: 60px;
    text-align: center;
    text-decoration: none;
    outline: none;
    transition: all 0.4s ease-in-out;
    position: absolute;
    right: 10px;
}

#copyright .fa:hover {
    background: #ffffff;
    color: var(--primary-color);
    text-decoration: none;
}

@media screen and (min-width: 1920px) {
    /*#home .container {*/
    /*    margin-left: 58.59375vw;*/
    /*}*/
}

@media screen and (min-width: 992px) {
    @-moz-document url-prefix() {
        #portfolio .col-lg-4,
        #portfolio .col-md-4 {
            width: 33.333%;
        }
    }
}

@media ( max-width: 1920px ) {
    #banner .banner-title.title1 {
        /*width: 966px;*/
        width: 50.3125vw;
        /*height: 101px;*/
        height: 5.260467vw;
        /*top: calc(100% - 101px + 2px);*/
        top: calc(100% - 5.260467vw + 2px);
        /*left: calc(50% - 966px/2);*/
        left: calc(50% - 50.3125vw/2);
    }
    #banner .banner-title.title2 {
        /*width: 1072px;*/
        width: 55.833333vw;
        /*height: 101px;*/
        height: 5.260467vw;
        /*top: calc(100% - 101px + 2px);*/
        top: calc(100% - 5.260467vw + 2px);
        /*left: calc(50% - 1072px/2);*/
        left: calc(50% - 55.833333vw/2);
    }
    #banner .banner-title.title3 {
        /*width: 807px;*/
        width: 42.03125vw;
        /*height: 207px;*/
        height: 10.78125vw;
        /*left: calc(50% - 807px/2 + 137px);*/
        left: calc(50% - 42.03125vw/2 + 7.135416vw);
    }
    #banner .banner-title.title4 {
        /*width: 872px;*/
        width: 45.416667vw;
        /*height: 207px;*/
        height: 10.78125vw;
        /*left: calc(50% - 872px/2 - 49px);*/
        left: calc(50% - 45.416667vw/2 - 2.552083vw);
    }
}


@media ( max-width: 980px ) {
    .custom-navbar .navbar-brand {
        font-size: 24px;
    }
    #about img {
        padding-top: 40px;
    }
    #contact form {
        padding-top: 30px;
    }
    .iso-box {
        height: calc(50vw*(426 / 640));
    }
    .iso-box .iconfont.icon-play {
        font-size: 12vw;
    }
}

@media screen and (max-width: 767px) {
    .custom-navbar .nav li a:hover {
        color: #505050;
        background: #ffffff;
    }
    .custom-navbar .nav li.active > a {
        color: #ffffff;
        background: var(--primary-color);
    }
    .navbar>.container .navbar-brand{
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .navbar>.container .navbar-brand img{
        height: 30px;
        width: auto;
    }
    .custom-navbar .navbar-brand.logo-white, .custom-navbar.top-nav-collapse .navbar-brand.logo-white {
        display: none;
    }
    .custom-navbar li.lang-btn{
        display: none;
    }
    .custom-navbar li.lang-btn-m{
        display: block;
    }
    .custom-navbar .nav li a {
        color: #505050;
    }
    .contact-info-box {
        margin-bottom: 20px;
    }
    .contact-info-box:last-child {
        margin-bottom: 0;
    }
    .nivo-lightbox-theme-default .nivo-lightbox-close {
        background-size: 30px;
        opacity: 1;
    }
    .nivo-lightbox-wrap {
        width: 100%;
        left: 0;
        right: 0;
    }
    .lightbox-video {
        width: 100%;
        height: auto;
    }
    #banner {
        padding-top: 50px;
    }
    #banner .banner-container {
        height: calc(100vh - 50px);
    }
    #banner .carousel-item img.banner-bg {
        height: calc(50vh - 50px/2);
    }
    #banner .carousel-item .carousel-inner, #banner1, #banner2 {
        height: calc(50vh - 50px/2);
    }
    #banner .banner-title {
        transform: scale(1.5);
    }
    #banner1 .banner-title {
        margin-top: -1.5%;
    }
    #banner2 .banner-title {
        margin-top: 3%;
    }
    #banner .banner-title.title3{
        margin-left: 3.45%;
        margin-right: 1px;
    }
    #banner .banner-title.title4{
        margin-left: -1.15%;
    }

    #home {
        background: url('/images/m/home_bg.jpg') no-repeat;
        background-size: cover;
        background-position-y: 40%;
    }
    #home .container {
        margin: 0 auto;
        text-align: center;
        margin-top: 65%;
    }
    #home .heading {
        font-size: 30px;
    }
    #about .subheading {
        display: none;
    }
    #home .title1 {
        /*font-size: 30px;*/
        font-size: 4vw;
    }
    #home .heading {
        /*font-size: 40px;*/
        font-size: 5.333333vw;
        /*margin-top: 40px;*/
        margin-top: 5.333333vw;
    }
    #home .btn {
        /*font-size: 20px;*/
        font-size: 2.666667vw;
        padding: 0;
        /*width: 200px;*/
        width: 26.666667vw;
        /*line-height: 66px;*/
        line-height: 8.8vw;
        /*margin-top: 40px;*/
        margin-top: 5.333333vw;
        border-width: 1px;
    }
    .filter-wrapper {
        padding-left: 0;
    }
    #copyright .beian-list{
        flex-wrap: wrap;
    }

}

@media (max-width: 450px) {
    .heading {
        font-size: 40px;
    }

    #about .about-item {
        text-align: center;
    }

    #contact h3 {
        font-size: 16px;
        padding-bottom: 40px;
    }
}