html,
body {
    perspective: 1000px;
    position: relative;
    height: 100%;
    overflow: hidden;
}

.swiper-container {
    width: 100%;
    height: 100%;
}

.swiper-slide {
    overflow: hidden;
    transform-origin: 0 0;
}

.swiper-container-vertical>.swiper-pagination-bullets {
    z-index: 99;
    right: 1%;
}

.wrap {
    display: flex;
    position: relative;
    z-index: 6;
    width: 100%;
    height: 100%;
    padding: 100px 0 0;
}

/* 导航动画 */
header.closed {
    transform: translate3d(-100%, 0, 0);
}

.closed .head {
    width: 100%;
    transform: translate3d(100%, 20px, 0);
}

.closed .nav {
    opacity: 0;
    transform: rotate(60deg);
}




/* 第1部分 */

.part1 {
    position: relative;
}

.part1 img {
    width: 100%;
}


/* 第2部分 */

.part2 {
    position: relative;
    background: url(../images/part2_bg.jpg) no-repeat center bottom/cover;
}

.part2-bg {
    display: none;
    position: absolute;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}

.part2-bg img {
    width: 100%;
}

.part2-main {
    perspective: 1000px;
    width: 1200px;
    margin: 0 auto;
}

.part2-title {
    text-align: center;
    opacity: 0;
    transform: translate3d(0, -20%, 0);
    transition: 1.2s;
}

.part2-detail {
    font: 400 24px/30px "微软雅黑";
    color: #2b2b2b;
    text-align: center;
    letter-spacing: 10px;
    opacity: 0;
    transition: 1.2s;
}

.part2-nav {
    padding: 30px 0;
}

.part2-nav ul {
    display: flex;
    justify-content: center;
}

.part2-nav ul li {
    padding: 0 45px;
    opacity: 0;
    transform: scale(0.8);
    transition: 1.2s;
}

.part2-nav ul li a {
    position: relative;
    display: block;
    overflow: hidden;
    font: 400 18px/36px '微软雅黑';
    color: #2b2b2b;
    text-align: center;
}

.part2-nav ul li a i {
    display: block;
    position: relative;
    z-index: 5;
    transform-origin: center 0;
    transition: 0.6s;
}

.part2-nav ul li a span {
    position: absolute;
    z-index: 1;
    left: 3px;
    top: 0;
    opacity: 0;
    transform: rotate(-60deg);
    transform-origin: center 0;
    transition: 0.6s transform;
}

.part2-nav ul li a:hover {
    color: #910000;

}

.part2-nav ul li a:hover i {
    transform: rotate(150deg);
}

.part2-nav ul li a:hover span {
    opacity: 1;
    transform: rotate(0);
}

.part2-img {
    position: relative;
    z-index: 10;
    text-align: center;
    opacity: 0;
    transform: rotateX(60deg);
    transform-origin: center bottom;
    transition: 1s;
}

.part2-arrow {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    text-align: center;
    opacity: 0;
    transform: translate3d(0, 20px, 0);
    transition: 0.6s;
}

/* 动画 */
.part2.swiper-slide-active .part2-title {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition-delay: 1.2s;
}

.part2.swiper-slide-active .part2-detail {
    opacity: 1;
    letter-spacing: 2px;
    transition-delay: 1.2s;
}

.part2.swiper-slide-active .part2-nav li {
    opacity: 1;
    transform: scale(1);
    transition-delay: 1.2s;
}

.part2.swiper-slide-active .part2-img {
    opacity: 1;
    transform: rotateX(0);
    transition-delay: 1.5s;
}

.part2.swiper-slide-active .part2-arrow {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition-delay: 1.2s;
}



/* 第3部分 */

.part3 {
    position: relative;
    background: url(../images/part3_bg.jpg) no-repeat center bottom/cover;
}

.part3-bg {
    display: none;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
}

.part3-bg img {
    width: 100%;
}

.part3-main {
    position: relative;
    z-index: 10;
    width: 1200px;
    margin: 0 auto;
}

.part3-title {
    padding: 20px 0 0;
    text-align: center;
    opacity: 0;
    transform: translate3d(0, -20px, 0);
    transition: 1.2s;
}

.part3-nav {
    padding: 45px 0 0;
    opacity: 0;
    transform: rotate(-120deg);
    transform-origin: center -2000px;
    transition: 1.2s;
}

.part3-nav ul {
    position: relative;
    height: 48px;
}

.part3-nav ul li {
    position: absolute;
    left: 50%;
    top: 0;
    margin-left: -78px;
    transform-origin: center -2000px;
    /* padding: 0 36px; */
    /* transform: rotate(5deg); */
}

.part3-nav ul li a {
    display: block;
    width: 136px;
    font: 400 18px/48px '微软雅黑';
    text-align: center;
    color: #a80014;
    background: url(../images/part3_li_bg.png) no-repeat center center/100%;
    transform-origin: center center;
}


.part3-nav ul li a:hover {
    color: #fff;
    background-image: url(../images/part3_li_bga.png);
    background-size: 100% 100%;
}

/* 3banner */
.carousel {
    position: relative;
    z-index: 20;
    width: 1200px;
    height: 450px;
    margin: 0 auto;
    padding: 60px 0 0;
    overflow: hidden;
    opacity: 0;
    transform: rotate(120deg);
    transform-origin: center -2000px;
    transition: 1.2s;
}

.carousel .slides {
    position: relative;
}

.carousel .slides .slideItem {
    overflow: hidden;
    position: absolute;
    left: 50%;
    top: 0;
    margin-left: -120px;
    cursor: pointer;
    transform-origin: center -2200px;
}

.carousel .slides a {
    display: block;
    text-align: center;
}

.carousel .slides a img {
    width: 200px;
    transition: 0.6s;
}

.carousel .slides a:hover img {
    transform: scale(1.1);
}


.part3-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 55%;
    /* background: url(../images/part3_bottom.png) no-repeat center 0/100%; */
}

.part3-bottom p {
    padding: 30% 0 0;
    font: 400 24px/30px '微软雅黑';
    color: #fff;
    text-align: center;
    opacity: 0;
    transition: 1.2s;
}

/* 动画 */
.part3.swiper-slide-active .part3-title {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition-delay: 1.2s;
}

.part3.swiper-slide-active .part3-nav {
    opacity: 1;
    transform: rotate(0);
    transition-delay: 1.2s;
}

.part3.swiper-slide-active .carousel {
    opacity: 1;
    transform: rotate(0);
    transition-delay: 1.2s;
}

.part3.swiper-slide-active {}

.part3.swiper-slide-active .part3-bottom p {
    opacity: 1;
    letter-spacing: 20px;
    transition-delay: 1.2s;
}





/* 第4部分 */

.part4 {
    position: relative;
}

.part4-bg {
    position: absolute;
    z-index: 1;
    left: 0;
    top: 0;
    width: 105%;
    transform: matrix(1.2, 0, 0, 1.2, 0, 0);
    transition: 15s;
}

.part4-bg img {
    width: 100%;
}

.part4-main {
    width: 1200px;
    margin: 0 auto;
}

.part4-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 20px 0 30px;
    border-bottom: 2px solid #000;
    opacity: 0;
    transform: translate3d(50%, 0, 0);
    transition: 1.2s;
}

.part4-nav {
    padding: 20px 0;
}

.part4-nav ul {
    display: flex;
}

.part4-nav li {
    padding: 0 36px;
}

.part4-nav li a {
    display: block;
    width: 138px;
    padding: 5px 0;
    font: 400 18px/36px '微软雅黑';
    color: #3d3d3d;
    text-align: center;
    border: 1px solid #3d3d3d;
    border-radius: 30px;
}

.part4-nav li a:hover {
    color: #fff;
    background: url(../images/part4_li_bg.png);
    border-color: #fff;
}

.part4-bottom {
    opacity: 0;
    transform: translate3d(-50%, 0, 0);
    transition: 1.2s;
}

.part4-banner {
    height: 500px;
}

.part4-banner .swiper-slide {
    background: url(../images/new_li_line.png) repeat-x 0 bottom;
}

.part4-banner a {
    display: flex;
    justify-content: space-between;
    padding: 30px 30px 32px 20px;
    background: url(../images/new_lia_line.png) no-repeat 0 bottom/0 2px;
    transition: 0.6s background;
}

.new-li-img {
    width: 490px;
}

.new-li-img img {
    width: 490px;
}

.new-li-font {
    display: flex;
    justify-content: space-between;
    width: 640px;
    padding: 24px 0 0;
}

.new-li-left {
    width: 250px;
}

.new-li-title {
    font: bold 24px/42px '微软雅黑';
    color: #3d3d3d;
}

.new-li-time {
    margin: 34px 0 0;
    padding: 0 0 0 20px;
    font: 400 14px/24px '微软雅黑';
    color: #333333;
    background: url(../images/time_icon.png) no-repeat 0 center;
}

.new-li-right {
    width: 300px;
}

.new-li-p {
    height: 120px;
    overflow: hidden;
    font: 400 14px/24px '微软雅黑';
    color: #333333;
    text-align: justify;
}

.new-li-more span {
    display: block;
    font: 400 14px/24px '微软雅黑';
    color: #910000;
    background: url(../images/new_arrow.png) no-repeat 60px center;
}

.part4-page {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin: 30px 0 0;
}

.part4-page img {
    cursor: pointer;
}

.part4-num {
    padding: 0 10px;
}

.part4-page div {
    display: flex;
    align-items: center;
}

.part4-num .swiper-pagination-bullet {
    width: 20px;
    height: 20px;
    font: 400 16px/20px '微软雅黑';
    color: #000;
    background: none;
    opacity: 1;
}

.part4-num .swiper-pagination-bullet-active {
    color: #910000;
}

.part4-banner a:hover .new-li-title {
    color: #910000;
}

.part4-banner a:hover {
    background-size: 670px 2px;
    transform: translateY(0);
}

/* 动画 */

.part4.swiper-slide-active .part4-bg {
    transform: matrix(1, 0, 0, 1, 0, 0);
    transition-delay: 1s;
}

.part4.swiper-slide-active .part4-top {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition-delay: 1.2s;
}

.part4.swiper-slide-active .part4-bottom {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    transition-delay: 1.2s;
}


/* 第5部分 */

.part5 {
    position: relative;
}

.part5-bg {
    position: absolute;
    z-index: 1;
    left: 0;
    top: 0;
    width: 105%;
    transition: 15s;
}

.part5-bg img {
    width: 100%;
}

.part5 .wrap {
    perspective: 1000px;
}

.part5-main {
    perspective: 1000px;
    width: 1200px;
    margin: 0 auto;
}

.part5-main ul {
    display: flex;
    padding: 20px 0 0;
    opacity: 0;
    transform: rotateX(-60deg);
    transform-origin: center 0;
    transition: 1.2s;
}

.part5-main ul li {
    position: relative;
    z-index: 1;
    width: 25%;
    padding: 0 2px;
}

.part5-main a {
    display: block;
    position: relative;
}

.part5-main a i {
    display: block;
}

.part5-main a img {
    width: 100%;
    transition: 0.6s;
}

.part5-main a p {
    position: absolute;
    left: 0;
    bottom: 40px;
    width: 100%;
    font: 400 18px/90px '微软雅黑';
    color: #fff;
    text-align: center;
    background: rgba(0, 0, 0, 0.5);
    transition: 0.6s;
}

.part5-main li:hover {
    z-index: 5;
}

.part5-main a:hover img {
    transform: scale(1.05);
}

.part5-main a:hover p {
    bottom: 0;
    transform: scale(1.05) translate3d(0, 10px, 0);
}


.public {
    position: absolute;
    z-index: 1;
    left: 0;
    bottom: 0;
    width: 100%;
    opacity: 0;
    transform: rotateX(60deg);
    transform-origin: center bottom;
    transition: 1.2s;
}

.public-top {
    position: relative;
    z-index: 1;
    background: url(../images/public_bg.jpg) no-repeat center 0;
}

.public-main {
    display: flex;
    width: 1200px;
    height: 180px;
    margin: 0 auto;
    padding: 25px 0 0;
}

.public-logo {
    width: 170px;
    height: 125px;
    background: url(../images/public_border.png) no-repeat right 0;
}

.public-contact {
    width: 280px;
    padding: 0 0 0 20px;
    color: #fff;
}

.contact-name {
    font: bold 18px/30px '微软雅黑';
}

.contact-p {
    font: 400 14px/24px '微软雅黑';
}

.public-center {
    position: relative;
    width: 250px;
}

.public-center i {
    position: absolute;
    left: 50%;
    top: -150px;
    transform: translate3d(-50%, 0, 0);
}

.public-nav {
    width: 280px;
    padding: 0 40px 0 0;
    text-align: right;
}

.nav-name {
    font: bold 18px/30px '微软雅黑';
    color: #fff;
}

.nav-ul ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.nav-ul ul li {
    width: 33.3%;
    padding: 5px 0 5px 20px;
}

.nav-ul ul li a {
    display: block;
    font: 400 14px/24px '微软雅黑';
    text-align: right;
    color: #fff;
}

.public-ewm {
    width: 150px;
    padding: 5px 0 0 15px;
    background: url(../images/public_border.png) no-repeat 0 0;
}

footer {
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 5;
    padding: 20px 0;
    font: 400 12px/20px '微软雅黑';
    background: #242424;
}

footer p {
    padding: 0 5px;
    color: rgba(255, 255, 255, 0.5);
}

footer a {
    color: rgba(255, 255, 255, 0.5);
}

/* 动画 */
.part5.swiper-slide-active .part5-bg {
    transform: matrix(1.2, 0, 0, 1.2, 0, 0);
    transition-delay: 1s;
}

.part5.swiper-slide-active .part5-main ul {
    opacity: 1;
    transform: rotateX(0);
    transition-delay: 1.2s;
}

.part5.swiper-slide-active .public {
    opacity: 1;
    transform: rotateX(0);
    transition-delay: 1.2s;
}



@media (max-width: 1480px) {
    .wrap {
        padding-top: 80px;
    }

    .part2-arrow {
        display: none;
    }

    .part2-main,
    .part3-main,
    .part4-main {
        transform: scale(0.75);
        transform-origin: center 0;
    }

    .part5-main {
        transform: scale(0.6);
        transform-origin: center 0;
    }

    footer {
        padding: 5px 0;
    }
}

@media (max-width: 1380px) {
    .part2-main {
        transform: scale(0.65);
    }
}