@charset "utf-8";
.ind-ban {
    height: 31em;
    min-height: 620px;
    position: relative;
}

.ind-banpc-slide {
    width: 100%;
    height: 100%;
    display: block;
    overflow: hidden;
    position: relative;
}

.ind-ban .swiper-slide {
    overflow: hidden;
    position: relative;
}

.ind-ban .slide-imgs {
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    z-index: 5;
}

.ind-ban .swiper-ctl {
    position: absolute;
    z-index: 50;
    left: 0;
    bottom: 7.7%;
    text-align: center;
}

.ind-ban .swiper-ctl span {
    width: 66px;
    height: 7px;
    background: #fff;
    opacity: 0.6;
    border-radius: 0;
}

.ind-ban .swiper-ctl span.swiper-pagination-bullet-active {
    opacity: 1;
}

.slide-txts {
    position: absolute;
    text-align: center;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70%;
    z-index: 22;
    line-height: 54.4px;
}

.img-responsive {
    display: block;
    max-width: 100%;
    height: auto;
}

.slide-txts .img-responsive {
    line-height: 2.3em;
    font-size: 1.9em;
    color: #ffffff !important;
    background: #cba052;
    margin-bottom: 50px;
    font-family: '华文黑体', stheiti;
}

.slide-txts .txt2 {
    text-shadow: 0px 0px 30px black;
    font-size: 28.8px;
    line-height: 68px;
    color: #ffffff;
    margin-bottom: 40px;
    position: relative;
    letter-spacing: 1px;
    font-family: 华文黑体, stheiti;
}

.slide-txts .txt2::after {
    content: '';
    width: 35px;
    height: 3px;
    bottom: -13px;
    position: absolute;
    left: 50%;
    transform: translatex(-50%);
    background-color: #cba052;
    /* display: none; */
}

.bgimg {
    height: 100%;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    position: relative;
    -webkit-transition: all 6s linear;
    -o-transition: all 6s linear;
    -ms-transition: all 6s linear;
    -moz-transition: all 6s linear;
    transition: all 6s linear;
}

@media only screen and (min-width: 1600px) {
    .slide-txts {
        width: 52%;
    }
}

@media only screen and (min-width: 992px) {
    .slide-txts .txt2::after {
        width: 52px;
        height: 5px;
        bottom: -23px;
    }
    .slide-txts .img-responsive {
        font-size: 38px;
        line-height: 89px;
        margin-bottom: 41px;
    }
    .slide-txts .txt2 {
        line-height: 55px;
        font-size: 55px;
    }
}

@media only screen and (max-width: 1280px) and (min-width: 1024px) {
    .slide-txts .img-responsive {
        font-size: 34px;
    }
}

@media (max-width: 1440px) {
    .ind-ban {
        height: 42.5em;
    }
}

@media (max-width: 991px) {
    .ind-ban {
        height: auto;
        min-height: auto;
    }
    .ind-ban .slide-imgs {
        height: 4.3rem;
        position: static;
    }
    .slide-txts .img-responsive {
        line-height: 33px;
        font-size: 16px;
        margin-bottom: 10px;
    }
    .slide-txts {
        padding: 20px;
        background-color: #e6e6e6;
        position: static;
        transform: translate(0, 0);
        width: 100%;
        line-height: 0.32rem;
    }
    .img-responsive {
        font-size: 0.24rem;
    }
    .slide-txts .txt2 {
        text-shadow: none;
        font-size: 28.8px;
        line-height: 32px;
        color: #041e42;
        width: 87%;
        margin: 25px auto 55px;
    }
    .ind-ban .swiper-slide:not(:first-child) .slide-txts .txt2 {
        font-size: 26px;
        width: 100%;
    }
    .slide-txts .txt2 span {
        display: block;
    }
    .ind-ban .swiper-ctl {
        bottom: 20px;
    }
    .ind-ban .swiper-ctl span {
        width: 0.5rem;
        height: 0.07rem;
        outline: none;
    }
}

@media (max-width: 767px) {
    .ind-ban .slide-imgs {
        height: 240px;
    }
}

@media (max-width: 375px) {
    .slide-txts .img-responsive {
        font-size: 14px;
    }
}

@media (min-width: 321px) and (max-width: 360px) {
    .ind-ban .swiper-slide:not(:first-child) .slide-txts .txt2 {
        font-size: 24px;
        width: 100%;
    }
}

@media (max-width: 360px) {
    .headline h2 {
        width: 81%;
    }
}

@media (max-width: 320px) {
    .slide-txts .img-responsive {
        font-size: 13px;
    }
    .ind-ban .swiper-slide:not(:first-child) .slide-txts .txt2 {
        font-size: 22px;
    }
}

.guide-new-box {
    padding: 20px 0 10px;
}

.col-md-4 {
    float: left;
}

.guide-new-box .txt {
    color: #ffbf3f;
    text-transform: uppercase;
    font-size: 14px;
    margin-bottom: 10px;
    font-family: 华文黑体;
}

.guide-new-box select {
    font-size: 24px;
    color: #041e42;
    border-bottom: 1px solid rgba(158, 151, 142, 0.5);
    padding: 5px 50px 5px 0;
    width: 100%;
    line-height: 33px;
    height: 45px;
    transition: padding 0.25s ease-in-out, background-color 0.25s ease-in-out;
    outline: none;
    appearance: none;
    -moz-appearance: none;
    -webkit-appearance: none;
    background: url(/uploads/image/iimages/arrow03.png) no-repeat right 10px center;
    background-size: 30px auto;
    font-weight: bold;
}

select::-ms-expand {
    display: none;
}

.guide-new-box select:hover {
    background: #f3f3f3 url(/uploads/image/iimages/arrow03.png) no-repeat right center;
    background-size: 30px auto;
    color: #041e42;
    padding-left: 10px;
}

.selectbox {
    position: relative;
}

.disabled {
    cursor: not-allowed;
    opacity: 0.6;
    pointer-events: none;
}

select option {
    height: 56px;
    line-height: 56px;
    border-bottom: 1px solid rgba(4, 30, 66, 0.2);
}

.selectbox {
    position: relative;
    height: 45px;
    border-bottom: 1px solid rgba(158, 151, 142, 0.5);
}

.diy_select_txt {
    width: 80%;
    height: 45px;
    overflow: hidden;
    float: left;
    line-height: 45px;
    font-size: 24px;
    color: #041e42;
    transition: padding 0.25s ease-in-out, background-color 0.25s ease-in-out;
    cursor: pointer;
}

.diy_select_txt:hover {
    padding-left: 10px;
}

.diy_select_btn {
    width: 45px;
    height: 100%;
    float: right;
    position: absolute;
    top: 0;
    right: 0;
    display: block;
    background: url(/uploads/image/iimages/arrow03.png) no-repeat right 10px center;
    background-size: 30px auto;
}

.diy_select_txt a {
    color: #333;
}

.diy_select_list {
    position: absolute;
    top: 45px;
    left: -1px;
    z-index: 9;
    width: 98.3%;
    max-height: 176px;
    display: none;
    padding-top: 6px;
    padding-bottom: 6px;
    padding-right: 4px;
    font-size: 14px;
    border: 1px solid #d2d2d2;
    background: #f8f8f8;
    border-top: none;
    overflow: hidden;
}

.diy_select_list .select_list_box {
    width: 100%;
    max-height: 159px;
    overflow: hidden;
}

.diy_select_list ul {
    width: 100%;
}

.diy_select_list .select_list_box.scrollbox {
    height: 190px;
}

.diy_select_list .mcsb_inside>.mcsb_container {
    margin: 0;
}

.diy_select_list li {
    height: 24px;
    line-height: 24px;
    cursor: pointer;
    padding-left: 32px;
    padding: 0 5px;
    margin-bottom: 4px;
    overflow: hidden;
    /* border-bottom: 1px solid rgba(4, 30, 66, 0.2); */
    color: #333;
    font-size: 16px;
}

.diy_select_list li a {
    color: #0032a0;
    overflow: hidden;
    word-spacing: nowrap;
}

.diy_select_list li:hover {
    background: #e7e7e7;
}

.diy_select_list li:hover a {
    color: #c10001;
}

.more {
    transition: all 0.4s ease-out;
    font-size: 15px;
    line-height: 24px;
    letter-spacing: 1px;
    background-color: #ffbf3f;
    border: 2px solid #ffbf3f;
    margin: 30px auto 20px;
    cursor: pointer;
    text-align: center;
    line-height: 43px;
    height: 48px;
}

.clear {
    clear: both;
}

.more>a {
    display: block;
    color: #ffffff !important;
}

.more:hover {
    background-color: transparent;
}

.more:hover>a {
    color: #041e42!important;
}

@media only screen and (min-width: 992px) {
    .guide-new-box {
        padding: 30px 0 10px;
    }
    .more {
        max-width: 250px;
    }
}

@media only screen and (min-width:768px) {
    .more {
        min-width: 200px;
    }
}

@media (max-width: 991px) {
    .col-md-4 {
        padding: 0;
    }
    .guide-new-box .col-md-4 {
        margin-bottom: 10px;
    }
    .guide-new-box .txt {
        margin-bottom: 0;
    }
    .col-md-4 {
        width: 100%;
        max-width: 100%;
        padding: 0 15px;
    }
    .col-xs-12 {
        padding: 0 15px;
    }
    .guide-new-box select {
        font-weight: normal;
        background-size: 16px;
    }
    .more {
        margin: 20px auto;
    }
}

@media (min-width: 768px) {
    .container {
        padding: 0;
    }
}

.architecture {
    overflow: hidden;
}

.home-top {
    border-bottom: 2px solid #fff;
    float: left;
    overflow: hidden;
    height: 24.9em;
}

.carousel {
    height: 24.9em;
}

.carousel .swiper-slide {
    overflow: hidden;
    position: relative;
}

.carousel .swiper-slide:after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    height: 60%;
    width: 100%;
    background: linear-gradient(to top, #010101 0%, rgba(1, 1, 1, 0) 100%);
    filter: progid:dximagetransform.microsoft.gradient( startcolorstr='#010101', endcolorstr='#00010101', gradienttype=0);
    z-index: 21;
}

.slide-imgs {
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    z-index: 5;
    background: no-repeat center center;
    background-size: cover;
    -webkit-transition: all 1s linear;
    -o-transition: all 1s linear;
    -ms-transition: all 1s linear;
    -moz-transition: all 1s linear;
    transition: all 1s ease;
}

.carousel .swiper-slide:hover .slide-imgs {
    transform: scale(1.1, 1.1);
}

.swiper-ctl1 {
    position: absolute;
    top: 20px;
    left: 20px !important;
    z-index: 22;
    height: 14px;
    line-height: 14px;
}

.swiper-ctl1 span {
    vertical-align: middle;
    display: inline-block;
    width: 10px;
    height: 10px;
    margin: 0 4px;
    text-indent: -999px;
    border: 1px solid #fff;
    cursor: pointer;
    background-color: #000 \9;
    background-color: rgba(0, 0, 0, 0);
    border-radius: 0;
    opacity: 0.8;
    position: relative;
}

.swiper-ctl1 span:focus {
    outline: none;
}
.swiper-ctl1 span.swiper-pagination-bullet-active{
    width: 14px;
    height: 14px;
    opacity: 1;
}
.swiper-ctl1 span.swiper-pagination-bullet-active:after {
    content: '';
    margin: 0;
    width: 8px;
    height: 8px;
    background-color: #fff;
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
}

.headline {
    position: absolute;
    left: 15px;
    transition: height 0.25s ease-in-out;
    z-index: 22;
    bottom: 47px;
    color: #fff;
    height: 46px;
}

.headline h3 {
    position: relative;
    line-height: 1.2em;
    display: block;
    color: #ffffff;
    max-width: 450px;
    text-shadow: 0px 0px 30px black;
    font-size: 24px;
    padding-bottom: 20px;
    margin-bottom: 5px;
    font-family: '华文黑体', stheiti;
}

.headline h3:after {
    content: '';
    width: 30px;
    height: 30px;
    position: absolute;
    background-color: transparent;
    left: -10px;
    bottom: 0;
    border-left: solid 4px #ffbf3f;
    border-bottom: solid 4px #ffbf3f;
}

.headline h2 {
    opacity: 0;
    transition: opacity 0.25s ease-in-out 0.05s;
    font-size: 19.2px;
}

.home-top {
    border-right: 2px solid #fff;
}

.home-top:hover .headline {
    height: 65px;
}

.home-top:hover .carousel1 .headline {
    height: 99px;
}

.home-top:hover .headline h2 {
    opacity: 1;
}

.expand-btn {
    right: 20px;
    z-index: 22;
    position: absolute;
    bottom: 20px;
    display: inline-block;
    width: 46px;
    height: 46px;
    border: 2px solid #ffbf3f;
    color: #ffffff;
    cursor: pointer;
    text-align: center;
    transition: background-color 0.25s ease-in-out, color 0.25s ease-in-out;
}

.expand-btn::before {
    content: "";
    display: block;
    width: 42px;
    height: 42px;
    background-repeat: no-repeat;
    background-position: center;
    background-image: url(/uploads/image/iimages/arrow02.png);
    background-size: 15px auto;
    transition: color 0.25s ease-in-out, transform 0.25s ease-in-out;
}

.expand-btn:hover, .expand-btn.active {
    background-color: #fff;
}

.expand-btn:hover::before, .expand-btn.active::before {
    background-image: url(/uploads/image/iimages/arrow02-2.png);
    transform: rotate(180deg);
}

.architecture-box {
    float: left;
    width: 100%;
    position: relative;
    z-index: 99;
    background-color: #fff;
}

.modern {
    float: left;
    width: 100%;
    position: relative;
    z-index: 99;
    background-color: #fff;
    display: none;
}

.product_info {
    width: 100%;
    float: left;
    padding: 40px 20px;
    transition: 0.8s opacity ease-in-out;
    position: relative;
    opacity: 0;
}

.product_info img {
    display: block;
    max-width: 100%;
    height: auto !important;
}

.product_info:nth-child(1) {
    transition-delay: 0.5s;
}

.product_info:nth-child(2) {
    transition-delay: 1s;
}

.product_info:nth-child(3) {
    transition-delay: 1.5s;
}

.product_info:nth-child(4) {
    transition-delay: 2s;
}

.anim {
    opacity: 1;
}

.product_info .imgbox {
    width: 100%;
    height: 245px;
    position: relative;
}

.product_info .txt {
    color: #041e42;
    font-size: 28.8px;
    line-height: 28.8px;
    height: 28.8px;
    overflow: hidden;
    margin-top: 20px;
    font-weight: normal;
    font-family: '华文黑体', stheiti;
}

.product_info .tit {
    color: #041e42;
    font-size: 18px;
    line-height: 28.8px;
    height: 28.8px;
    overflow: hidden;
    margin-top: 10px;
    font-family: 'fzlthjw';
}

.existing .doc .en, .otis_button .en {
    text-transform: uppercase;
}

sup {
    font-size: 54%;
}

.otis_button {
    transition: all 0.4s ease-out;
    border: 2px solid #ffbf3f;
    padding: 10px 20px;
    font-size: 14px;
    line-height: 24px;
    color: #ffbf3f !important;
    letter-spacing: 1px;
    display: inline-block;
    text-align: center;
    cursor: pointer;
    box-sizing: border-box;
    margin: 25px 0;
    width: 100%;
    z-index: 22;
}

.product_info .otis_button {
    color: #041e42 !important;
    border: 2px solid #041e42;
}

.product_info .otis_button:hover {
    background: #041e42;
    color: #fff !important;
}

.existing {
    display: none;
}

.existing .inner {
    display: block;
    margin: 0 auto;
    width: 75%;
    overflow: hidden;
}

.existing .tit {
    height: auto;
    max-height: 56px;
    margin-bottom: 20px;
    font-family: 'fzlthjw';
}

.existing .doc {
    color: #041e42;
    font-size: 18px;
    line-height: 28.8px;
    max-height: 144px;
    overflow: hidden;
}

.existing .otis_button {
    position: absolute;
    bottom: 0;
    width: 90%;
    border: 2px solid #041e42;
    color: #041e42 !important;
}

.existing .otis_button:hover {
    background: #041e42;
    color: #fff !important;
}

.home-bottom .headline {
    bottom: 0;
    height: auto;
    position: relative;
}

.home-bottom:hover .headline {
    height: auto;
}

.home-bottom .headbot {
    position: absolute;
    left: 20px;
    bottom: 30px;
    width: 80%;
    z-index: 99;
}

.home-bottom .otis_button {
    margin: 20px 0 0;
    color: #fff!important;
    width: auto;
    min-width: 200px;
    border: 2px solid #fff;
}

.home-bottom .headline h2 {
    opacity: 1;
}

.home-bottom .otis_button:hover {
    background: #cba052;
    border: 2px solid #cba052;
}

.home-top:hover .swiper-slide .slide-imgs {
    transform: scale(1.1, 1.1);
}

@media(min-width:1024px) and (max-width:1366px) {
    .product_info .txt {
        height: auto;
        max-height: 56px;
        font-size: 26px;
    }
    .product_info .tit {
        height: auto;
        max-height: 56px;
    }
}

@media only screen and (min-width: 480px) {
    .carousel .swiper-slide:after {
        height: 40%;
    }
}

@media only screen and (min-width: 768px) {
    .home-top {
        width: 50%;
        height: 500px;
    }
    .carousel {
        height: 500px;
    }
    .product_info {
        width: 50%;
        padding: 40px 20px;
        min-height: 480px;
    }
    .product_info .otis_button {
        min-width: 200px;
        position: absolute;
        bottom: 0;
        width: 90%;
    }
    .existing .product_info {
        min-height: 680px;
        width: 100%;
    }
}

@media (max-width: 991px) {
    .headline {
        height: auto;
    }
    .home-top:hover .headline {
        height: auto;
    }
    .headline h2 {
        opacity: 1
    }
    .existing .inner {
        width: 100%;
    }
    .existing .product_info .imgbox {
        height: 2.28rem;
    }
}

@media only screen and (min-width: 992px) {
    .headline {
        left: 30px;
    }
    .headline h3 {
        font-size: 38px;
    }
    .product_info {
        width: 25%;
    }
    .existing .product_info {
        width: 33.333333%;
    }
    .existing .doc {
        margin: 0 0 30px;
    }
    .home-bottom .headline {
        left: 0;
    }
}

@media only screen and (min-width: 1200px) {
    .home-top {
        width: 50%;
    }
    .existing .doc {
        margin: 0 0 40px;
    }
}

@media (max-width: 991px) {
    .home-top {
        height: 242px;
    }
    .carousel {
        height: 242px;
    }
    .carousel .swiper-slide:after {
        bottom: auto;
        background: linear-gradient(to bottom, #010101 0%, rgba(1, 1, 1, 0) 100%);
    }
    .swiper-ctl1 {
        top: auto;
        text-align: right;
        width: 30% !important;
        right: 12px;
        bottom: 22px !important;
        left: auto!important;
        height: 20px;
    }
    .swiper-container-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet {
        margin: 0 3px;
    }
    .headline {
        top: 20px;
        left:0;
        bottom: auto;
        width: 100%;
        padding: 0 0.3rem;
    }
    .headline h3{
        padding: 0.2rem;
    }
    .headline h3:after{
        width: 0.3rem;
        height: 0.3rem;
        left: -0.1rem;
        bottom: 0;
    }
    .expand-btn {
        right: auto;
        bottom: 0.26rem;
        left: 0.18rem;
    }
    .headline h2 {
        opacity: 1;
        font-size: 18px;
    }
    .carousel4 .headline {
        top: 18px;
    }
    /* .headline h3:after {
        bottom: -9px;
    } */
    .product_info .tit {
        margin-bottom: 20px;
    }
    .existing .inner {
        width: 100%;
    }
    .existing .doc {
        max-height: none;
    }
    .product_info {
        padding: 0.2rem 20px;
        float: none;
    }
    .existing .otis_button {
        position: static;
        width: 100%;
    }
    .home-bottom .headbot {
        position: static;
    }
    .home-bottom .headline {
        position: absolute;
    }
    .home-bottom .otis_button {
        position: absolute;
        bottom: 0.18rem;
        z-index: 22;
        left: 0.18rem;
        min-width: auto;
    }
    .home-top {
        border-right: none;
    }
    .titlebox .txt {
        width: 100%;
    }
}

@media (max-width: 767px) {
    .home-top {
        float: none;
    }
}

@media (max-width: 320px) {
    .headline h2 {
        width: 90%;
    }
}

.titlebox {
    padding: 30px 0;
    text-align: center;
}

.titlebox .txt {
    color: #041e42;
    font-size: 33.6px;
    position: relative;
    line-height: 1;
    margin: 10px auto 40px;
    text-align: center;
    font-family: '华文黑体', stheiti;
    display: inline-block;
    vertical-align: top;
}

.titlebox .txt:before {
    content: '';
    width: 30px;
    height: 30px;
    left: -30px;
    bottom: -15px;
    position: absolute;
    border-left: solid 4px #ffbf3f;
    border-bottom: solid 4px #ffbf3f;
}
.titlebox .txt:after {
    content: '';
    width: 30px;
    height: 30px;
    top: -10px;
    right: -30px;
    position: absolute;
    border-right: solid 4px #ffbf3f;
    border-top: solid 4px #ffbf3f;
}

.grid-box {
    overflow: hidden;
}

.grid-box .grid-item {
    position: relative;
    width: 100%;
    float: left;
    border-bottom: 2px solid #ffffff;
    text-align: center;
}

.grid-box .grid-item::before {
    content: '';
    background-color: rgba(26, 26, 26, 0.8);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0;
    transition: all 0.4s ease-in-out;
}

.grid-box .imgbox {
    height: 182px;
    min-height: 402px;
    position: relative;
}

.grid-box .txtbox {
    position: relative;
    width: 100%;
    background-color: #213570;
    padding: 10px 15px;
    min-height: 70px;
    transition: background-color 0.25s;
}

.grid-box .inner {
    position: absolute;
    left: 0;
    width: 100%;
    top: 50%;
    transform: translatey(-50%);
    color: #ffffff;
}

.grid-box .inner h2 {
    font-size: 16px;
    line-height: 22px;
    font-family: '华文黑体', stheiti;
}

.grid-box .inner p {
    font-size: 15px;
}

.grid-box .word {
    position: absolute;
    overflow: hidden;
    top: 50%;
    transform: translatey(-50%);
    transition: opacity 0.25s ease-in-out 0.15s;
    z-index: 2;
    width: 100%;
    text-align: center;
    opacity: 0;
}

.grid-box .word h2 {
    color: #ffffff;
    font-size: 24px;
    font-family: '华文黑体', stheiti;
}

.grid-box .word h3 {
    color: #ffffff;
    font-size: 14px;
}

.grid-box .word .otis_button {
    color: #fff !important;
    border: 2px solid #fff;
    width: auto;
    margin: 5px 0;
    /* display: none; */
    border: 2px solid #fff;
    color: #fff !important;
}

.grid-box .word .otis_button:hover {
    background: #fff;
    color: #041e42 !important;
    border: 2px solid #041e42;
}

.grid-box .grid-item:hover .word {
    opacity: 1;
}

.grid-box .grid-item:hover::before {
    opacity: 1;
}

.hero_image {
    min-height: 250px;
    overflow: hidden;
    background-color: #213570;
    position: relative;
    text-align: center;
}

.hero_image h1 {
    font-size: 28.8px;
    line-height: 32px;
    text-align: center;
    font-weight: normal;
    margin: 0 0 20px;
    color: #041e42;
    display: inline-block;
    vertical-align: top;
    padding: 0;
    position: relative;
    font-family: '华文黑体', stheiti;
}

.hero_image h1::before {
    content: '';
    width: 30px;
    height: 30px;
    left: -30px;
    bottom: -15px;
    position: absolute;
    border-left: solid 4px #ffbf3f;
    border-bottom: solid 4px #ffbf3f;
}
.hero_image h1::after {
    content: '';
    width: 30px;
    height: 30px;
    top: -10px;
    right: -30px;
    position: absolute;
    border-right: solid 4px #ffbf3f;
    border-top: solid 4px #ffbf3f;
}

.otis-white {
    border: 2px solid #fff;
    color: #fff !important;
    width: auto;
    min-width: 200px;
}

.otis-white:hover {
    background-color: #cba052;
    border: 2px solid #cba052;
}

.hero_image a.img-responsive {
    line-height: 2.3em;
    font-size: 1.9em;
    color: #ffffff !important;
    background: #cba052;
    margin-bottom: 50px;
    font-family: '华文黑体', stheiti;
    text-align: center;
}

@media(min-width:992px) {
    .grid-box .word.word2 {
        display: none;
    }
    .grid-box .word.word1 {
        display: block;
    }
    .hero_image a.img-responsive {
        font-size: 38px;
        line-height: 89px;
        margin-bottom: 0;
    }
}

@media(min-width:1200px) {
    .grid-box .word .otis_button {
        min-width: 200px;
    }
}

@media(min-width:1024px) {
    .titlebox .txt span {
        display: block;
    }
}

@media(min-width:1200px) and (max-width:1366px) {
    .grid-box .imgbox {
        min-height: 257px;
    }
}

@media only screen and (max-width: 1280px) and (min-width: 1024px) {
    .hero_image a.img-responsive {
        font-size: 34px;
    }
}

@media(min-width:992px) and (max-width:1200px) {
    .grid-box .imgbox {
        min-height: 200px;
    }
}

@media only screen and (min-width: 768px) {
    .titlebox {
        padding: 50px 0;
    }
    .titlebox .txt {
        font-size: 48px;
        max-width: 66.66666667%;
    }
}

@media (max-width: 991px) {
    .titlebox .txt {
        width: 100%;
        padding: 0;
    }
    .grid-box .txtbox {
        min-height: 62px;
        display: none;
    }
    .titlebox{
        padding: 0 0.3rem;
    }
    .titlebox .txt:before{
        width: 0.3rem;
        height: 0.3rem;
        left: -0.3rem;
        bottom: -0.16rem;
    }
    .titlebox .txt:after{
        width: 0.3rem;
        height: 0.3rem;
        right: -0.3rem;
        top: -0.1rem;
    }
    .hero_image h1{
        margin-top: 0.1rem;
    }
    .hero_image h1::before{
        width: 0.3rem;
        height: 0.3rem;
        left: -0.3rem;
        bottom: -0.16rem;
    }
    .hero_image h1::after{
        width: 0.3rem;
        height: 0.3rem;
        right: -0.3rem;
        top: -0.1rem;
    }
    .grid-box .word {
        padding: 10px 15px;
        background-color: #213570;
        transition: background-color 0.25s;
        position: static;
        opacity: 1;
        transform: translatey(0);
    }
    .grid-box .grid-item::before {
        display: none;
    }
    .grid-box .word h3 {
        margin-bottom: 10px;
    }
    .grid-box .word .otis_button {
        width: 100%;
    }
    .grid-box .imgbox {
        min-height: auto;
    }
    .grid-box .word.word1 {
        display: none;
    }
    .grid-box .word.word2 {
        display: block;
    }
    .grid-box .imgbox {
        height: auto;
    }
    .hero_image a.img-responsive {
        line-height: 33px;
        font-size: 16px;
        margin-bottom: 10px;
        padding-left: 5px;
    }
    .hero_image .hero_image_content {
        padding: 20px 20px;
    }
}

@media (min-width: 380px) and (max-width: 767px) {
    .titlebox .txt {
        font-size: 28px;
    }
    .grid-box .imgbox .bgimg {
        height: 205px;
    }
    .grid-box .txtbox {
        display: none;
    }
}

@media (max-width: 376px) {
    .grid-box .imgbox .bgimg {
        height: 313px;
    }
    .titlebox .txt {
        font-size: 28px;
    }
}

@media (max-width: 375px) {
    .hero_image a.img-responsive {
        font-size: 14px;
    }
    .hero_image .hero_image_content {
        padding: 20px 10px;
    }
}

@media (max-width: 320px) {
    .hero_image a.img-responsive {
        font-size: 13px;
    }
    .grid-box .grid-item {
        float: none;
    }
    .titlebox .txt {
        font-size: 24px;
    }
    .headline h3 {
        font-size: 22px;
    }
}

@media (max-width: 767px) {
    .hero_image {
        background-image: none !important;
    }
    .hero_image .hero_image_content {
        background-color: #e6e6e6;
    }
    .button_wrap {
        margin-top: 60px;
    }
    .otis-white {
        width: 100%;
        border: 2px solid #041e42;
        color: #041e42 !important;
        margin: 20px 0;
    }
    .otis-white:hover {
        color: #fff !important;
    }
}

@media only screen and (min-width: 400px) {
    .grid-box .grid-item {
        width: 50%;
        border-right: 2px solid #ffffff;
    }
}

@media only screen and (min-width: 620px) {
    .grid-box .grid-item {
        width: 33.3333%;
    }
}

@media only screen and (min-width: 768px) {
    .grid-box .inner h2 {
        font-size: 22.4px;
    }
}

@media only screen and (min-width: 992px) {
    .grid-box .grid-item {
        width: 25%;
    }
    .hero_image {
        min-height: 540px;
        background-size: 1920px auto;
        background-attachment: fixed;
        background-position: top center;
        background-repeat: no-repeat;
        position: relative;
    }
    .hero_image_content {
        text-align: center;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 80%;
    }
    .hero_image h1 {
        text-shadow: 0px 0px 30px black;
        font-size: 55px;
        line-height: 54.4px;
        color: #ffffff;
        margin-bottom: 40px;
    }
}

@media (max-width:767px) {
    .hidden-xs {
        display: none !important
    }
}

@media (min-width:768px) and (max-width:991px) {
    .hidden-sm {
        display: none !important
    }
}

@media (min-width:992px) and (max-width:1199px) {
    .hidden-md {
        display: none !important
    }
}

@media (min-width:1600px) {
    .titlebox .txt {
        max-width: 45%;
    }
}

@media (min-width:1280px) and (max-width: 1600px) {
    .titlebox .txt {
        max-width: 63%;
    }
}

@media (min-width:1200px) {
    .hidden-lg {
        display: none !important;
    }
}

.otis-black {
    background-color: #213570;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    border-top: 2px solid #fff;
}

.word-strip {
    z-index: 2;
    position: relative;
    text-align: center;
    padding: 30px 0;
}

.word-strip h2 {
    color: #fff;
    font-size: 28px;
    display: inline-block;
    vertical-align: top;
    position: relative;
    margin-bottom: 72px;
    line-height: 1;
    font-family: '华文黑体', stheiti;
}

.word-strip h2::before {
    content: '';
    width: 30px;
    height: 30px;
    left: -30px;
    bottom: -15px;
    position: absolute;
    border-left: solid 4px #ffbf3f;
    border-bottom: solid 4px #ffbf3f;
}
.word-strip h2::after {
    content: '';
    width: 30px;
    height: 30px;
    top: -10px;
    right: -30px;
    position: absolute;
    border-right: solid 4px #ffbf3f;
    border-top: solid 4px #ffbf3f;
}

.word-strip .otis_button {
    border: 2px solid #fff;
    color: #fff !important;
    margin: 0 auto;
}

.word-strip .otis_button:hover {
    background-color: #ffffff;
    text-decoration: none;
    color: #041e42 !important;
    border: 2px solid #041e42;
}

@media only screen and (min-width: 768px) {
    .word-strip {
        padding: 76px 0 78px;
    }
    .word-strip h2 {
        font-size: 48px;
    }
    .word-strip .otis_button {
        min-width: 375px;
        width: auto;
    }
}
@media only screen and (max-width: 991.98px) {
    .otis-black .container {
        padding: 0 15px;
    }
    .word-strip h2{
        padding: 0 0.15rem;
    }
    .word-strip h2::before{
        width: 0.3rem;
        height: 0.3rem;
        left: 0;
        bottom: -0.16rem;
    }
    .word-strip h2::after{
        width: 0.3rem;
        height: 0.3rem;
        right: 0;
        top: -0.1rem;
    }
}
/* @media only screen and (max-width: 768px) {
    .otis-black .container {
        padding: 0 15px;
    }
} */

@media only screen and (max-width: 320px) {
    .word-strip h2 {
        font-size: 33.6px;
    }
}

/**** 2021.1.5 ****/
.ind-banpc-slide .had-video .slide-txts .txt2:after{
    display: none;
    padding-bottom: 0;
}
.ind-banpc-slide .video-box{
    width: 100%;
    height: 100%;
    position: relative;
    -webkit-transition: all 6s linear;
    -o-transition: all 6s linear;
    -ms-transition: all 6s linear;
    -moz-transition: all 6s linear;
    transition: all 6s linear;
}
.ind-banpc-slide .video-box video{
    object-fit: cover!important;
}
.slide-txts .btn-open_video{
    margin-top: 1em;
    display: inline-block;
    vertical-align: top;
    font-size: 20px;
    line-height: 1.67em;
}
.slide-txts .btn-open_video .icon{
    width: 1.25em;
    height: 1.25em;
    display: inline-block;
    vertical-align: middle;
    margin: -3px 0 0 0.625em;
    background:  no-repeat center center;
    background-size: contain;
}
.modal-video {
  z-index: 2000;
}
.modal-video .modal-dialog, .modal-video .modal-content, .modal-video .video-box {
  width: 100%;
  height: 100%;
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  overflow: hidden;
  transform: none!important;
  -webkit-transform: none!important;
  -ms-transform: none!important;
}
.modal-video .vjs-has-started .vjs-control-bar {
  display: flex;
}
.modal-video video {
  object-fit: contain!important;
}
@media screen and (max-width: 767px) {
    .slide-txts .btn-open_video{
        font-size: 0.2rem;
    }
    .slide-txts .btn-open_video .icon{
        background-image:  ;
    }
}

/*** 2021.1.14 ***/
.word-strip .row{
    width: 100%;
    display: block;
}
.word-strip h2{
    line-height: 1.2;
    margin-left: auto;
    margin-right: auto;
    padding-bottom: 18px;
    margin-bottom: 54px;
}
@media only screen and (min-width: 768px) {
    .word-strip h2{
        max-width: 17em;
    }
}
@media screen and (max-width: 991.98px){
    .word-strip h2{
        margin-bottom: 0.5rem;
    }
    .word-strip .otis_button {
        margin: 0.2rem 0 0;
    }
}
/*pdf下载*/
.pdf-download{
    width: 756px;
    padding: 10px 0;
   border: 2px solid #fff;
    color: #fff !important;
    margin-top: 10px;
    font-size: 14px;
    margin:20px auto 0;
    transition: all 0.4s ease-out;
    -webkit-transition: all 0.4s ease-out;
}
@media screen and (min-width: 1000px) {
    .pdf-download:hover{
        background-color: #ffffff;
        text-decoration: none;
        color: #041e42 !important;
        border: 2px solid #041e42;
    }
}
@media(max-width: 991.98px){
    .pdf-download{
        width: 4.2rem;
        margin:.2rem auto 0;
    }
}
@media(max-width: 768px){
    .pdf-download{
        width: 100%;
        margin:.2rem auto 0;
    }
}