.title {
    text-align: center;
    margin-bottom: 55px;
}
.title h2,
.title p {
    margin: 0;
}
.title span {
    color: #ff6f06;
    font-size: 14px;
    position: relative;
}
.title span::before {
    position: absolute;
    display: block;
    content: '';
    height: 1px;
    width: 47px;
    left: 0;
    top: 50%;
    transform: translate(-67px, -50%);
    background-color: #ff6f06;
}
.title span::after {
    position: absolute;
    display: block;
    content: '';
    height: 1px;
    width: 47px;
    right: 0;
    top: 50%;
    transform: translate(67px, -50%);
    background-color: #ff6f06;
}
.title h2 {
    font-weight: bold;
    font-size: 48px;
    padding: 20px 0 16px;
}
.title p {
    font-size: 16px;
    color: #999;
}





.banner {
    width: 100%;
    position: relative;
}
.banner img {
    width: 100%;
    display: block;
}
.banner .carousel-control img {
    width: 17px;
    height: 30px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.banner .carousel-control,
.banner .carousel-control:hover {
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    width: 80px;
    height: 80px;
    transform: translateY(-50%);
    transition: background 0.8s;
}
.banner .carousel-control:hover {
    background: #ff6f06;
}
.banner .left {
    left: 88px;
}
.banner .right {
    right: 88px !important;
}



.delivery {
    margin-top: 74px;
}
.delivery_banner {
    position: relative;
}
.delivery_banner img {
    width: 100%;
}
.delivery_banner .delivery_title {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
}
.delivery_banner .delivery_title h2 {
    font-weight: bold;
    font-size: 68px;
    margin: 0;
    margin-bottom: 24px;
    letter-spacing: 10px
}
.delivery_banner .delivery_title p {
    margin: 0;
    font-size: 22px;
}
.delivery_box {
    margin-top: 48px;
}
.delivery_box .col-md-4 {
    padding: 0 12px;
}
.delivery_box .thumbnail {
    padding: 0;
    box-shadow: 0 0 30px rgba(0, 0, 0, .1);
    border: none;
}
.delivery_box .image {
    overflow: hidden;
    border-radius: 8px 8px 0 0;
}
.delivery_box .image img {
    width: 100%;
    transition: transform 0.8s;
}
.delivery_box .warp {
    height: 161px;
    position: relative;
}
.delivery_box .warp .top {
    display: flex;
    align-items: center;
    position: relative;
    top: -32px;
    z-index: 2;
    margin-bottom: 15px;
}
.delivery_box .warp .top::before {
    content: '';
    display: block;
    position: absolute;
    z-index: -1;
    left: 0;
    top: 0;
    width: 0;
    height: 77px;
    background-color: #ff6f06;
    transition: width 0.8s;
}
.delivery_box .warp .top .img {
    width: 77px;
    height: 77px;
    background-color: #ff6f06;
    transition: background 0.8s;
    position: relative;
}
.delivery_box .col-md-4:nth-child(2) {
    margin-top: -24px;
}
.delivery_box .col-md-4:nth-child(1) .warp .top .img i {
    display: block;
    background: url(../../../images/Home/delivery_img1.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    width: 50px;
    height: 50px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: background 0.8s;
}
.delivery_box .col-md-4:nth-child(2) .warp .top .img i {
    display: block;
    background: url(../../../images/Home/delivery_img2.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    width: 50px;
    height: 50px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: background 0.8s;
}
.delivery_box .col-md-4:nth-child(3) .warp .top .img i {
    display: block;
    background: url(../../../images/Home/delivery_img3.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    width: 50px;
    height: 50px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: background 0.8s;
}
.delivery_box .warp .top span {
    font-size: 22px;
    margin-top: 46px;
    margin-left: 20px;
    transition: margin-top 0.8s, color 0.8s;
    display: block;
}
.delivery_box .warp .text {
    padding: 0 32px;
    margin-top: -32px;
}
.delivery_box .warp .text p {
    font-size: 16px;
    color: #999;
    margin: 0;
}
.delivery_box .col-md-4:hover .warp .top span {
    margin-top: 0;
    color: white;
}
.delivery_box .col-md-4:hover .warp .top::before {
    width: 100%;
}
.delivery_box .col-md-4:hover .warp .top .img {
    background-color: white;
}
.delivery_box .col-md-4:nth-child(1):hover .warp .top .img i {
    background: url(../../../images/Home/delivery_hover1.png);
}
.delivery_box .col-md-4:nth-child(2):hover .warp .top .img i {
    background: url(../../../images/Home/delivery_hover2.png);
}
.delivery_box .col-md-4:nth-child(3):hover .warp .top .img i {
    background: url(../../../images/Home/delivery_hover3.png);
}
.delivery_box .col-md-4:hover .image img {
    transform: scale(1.2);
}
.delivery_box .bg {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 135px;
    height: 135px;
    overflow: hidden;
}



.training {
    margin-top: 74px;
}
.training_banner {
    position: relative;
}
.training_banner img {
    width: 100%;
}
.training_banner .training_title {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
}
.training_banner .training_title h2 {
    font-weight: bold;
    font-size: 68px;
    margin: 0;
    margin-bottom: 24px;
    letter-spacing: 10px
}
.training_banner .training_title p {
    margin: 0;
    font-size: 22px;
}
.training_box {
    margin-top: 40px;
}
.training_box .col-md-4 {
    padding: 0 12px;
}
.training_box .thumbnail {
    border: none;
    padding: 0;
}
.training_box .image {
    overflow: hidden;
    position: relative;
    border-radius: 8px;
}
.training_box .image img {
    width: 100%;
    height: 100%;
    transition: transform 0.8s;
}
.training_box .image .mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.8s, height 0.8s;
}
.training_box .image .middle {
    width: 100%;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    opacity: 0;
    transition: opacity 0.8s, top 0.8s;
    text-align: center;
}
.training_box .image h4 {
    margin: 0;
    font-size: 32px;
    margin-bottom: 14px;
    font-weight: normal;
}
.training_box .image p {
    margin: 0;
    font-size: 16px;
}
.training_box .warp p {
    margin: 0;
    text-align: center;
    padding-top: 22px;
    font-size: 22px;
    transition: color 0.8s;
}
.training_box .col-md-4:hover .image img {
    transform: scale(1.2);
}
.training_box .col-md-4:hover .image .mask {
    height: 100%;
    opacity: 1;
}
.training_box .col-md-4:hover .image .middle {
    top: 50%;
    opacity: 1;
}
.training_box .col-md-4:hover .warp p {
    color: #ff6f06;
}




.system {
    margin-top: 110px;
}
.system_banner {
    position: relative;
}
.system_banner img {
    width: 100%;
}
.system_banner .system_title {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
}
.system_banner .system_title h2 {
    font-weight: bold;
    font-size: 68px;
    margin: 0;
    margin-bottom: 24px;
    letter-spacing: 10px
}
.system_banner .system_title p {
    margin: 0;
    font-size: 22px;
}
.system_box {
    margin-top: 48px;
}
.system_box .col-md-4 {
    padding: 0 12px;
}
.system_box .thumbnail {
    border-radius: 8px;
    padding: 0;
}
.system_box .image {
    overflow: hidden;
    position: relative;
    border-radius: 8px 8px 0 0;
}
.system_box .image img {
    width: 100%;
    height: 100%;
    transition: transform 0.8s;
}
.system_box .image .mask {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.8s, height 0.8s;
}
.system_box .image .middle {
    width: 100%;
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    opacity: 0;
    transition: opacity 0.8s, top 0.8s;
    text-align: center;
}
.system_box .image h4 {
    margin: 0;
    font-size: 32px;
    font-weight: normal;
}
.system_box .image .hr {
    width: 57px;
    height: 2px;
    display: block;
    margin: 16px auto;
    background-color: #fff;
    opacity: 0.5;
}
.system_box .image p {
    margin: 0;
    font-size: 16px;
}
.system_box .warp p {
    margin: 0;
    text-align: center;
    padding: 24px 0;
    font-size: 22px;
    transition: color 0.8s;
}
.system_box .col-md-4:hover .image img {
    transform: scale(1.2);
}
.system_box .col-md-4:hover .image .mask {
    height: 100%;
    opacity: 1;
}
.system_box .col-md-4:hover .image .middle {
    top: 50%;
    opacity: 1;
}
.system_box .col-md-4:nth-child(2) {
    margin-top: -24px;
}
.system_box .col-md-4:hover .warp p {
    color: #ff6f06;
}




.study {
    margin-top: 74px;
    margin-bottom: 80px;
}
.study_banner {
    position: relative;
}
.study_banner img {
    width: 100%;
}
.study_banner .study_title {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
}
.study_banner .study_title h2 {
    font-weight: bold;
    font-size: 68px;
    margin: 0;
    margin-bottom: 24px;
    letter-spacing: 10px
}
.study_banner .study_title p {
    margin: 0;
    font-size: 22px;
}
.study_box .col-md-4 {
    padding: 0 12px;
    margin-top: 24px;
}
.study_box .thumbnail {
    padding: 0;
    border: none;
    margin-bottom: 16px;
}
.study_box .thumbnail .image {
    overflow: hidden;
    border-radius: 8px;
    position: relative;
}
.study_box .thumbnail .image img {
    width: 100%;
    transition: transform 0.8s;
}
.study_box .thumbnail .image .mask {
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    background: url(../../../images/Home/mask.png);
    background-size: 100% 100%;
    top: 0px;
    left: 0;
    opacity: 0;
    transition: opacity 0.8s;
}
.study_box .thumbnail .image .mask i {
    width: 47px;
    height: 47px;
    display: block;
    position: absolute;
    background: url(../../../images/Home/mask_middle.png) no-repeat;
    background-size: 100% 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.study_box .col-md-4:hover .thumbnail .image .mask {
    opacity: 1;
}
.study_box .col-md-4:hover .thumbnail .image img {
    transform: scale(1.2);
}
.study_box .thumbnail .warp {
    text-align: center;
    padding: 0 40px;
}
.study_box .thumbnail .warp p {
    margin: 24px 0 14px;
    font-size: 20px;
    transition: color 0.8s;
}
.study_box .thumbnail .warp span {
    width: 100%;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.study_box .col-md-4:hover .warp p {
    color: #ff6f06;
}