/* CSS Document */
@charset "utf-8";
.container{position: relative;}
.banner .picBox img {
    width: 100%;
}

.header .banner .ban-page {
    position: absolute;
    width: 100%;
    text-align: center;
    z-index: 10;
    bottom: 30px;
}

.header .banner .ban-page .swiper-pagination-bullet {
    width: 14px;
    height: 14px;
    background: #fff;
    opacity: 1;
    margin: 0 8px;
}

.header .banner .ban-page .swiper-pagination-bullet-active {
    width: 52px;
    border-radius: 30px;
}

@keyframes scale{0%{-webkit-transform: scale(1.1); transform: scale(1.1);}}

.banner .swiper-slide-active .picBox img {
    -webkit-animation: scale 3s forwards cubic-bezier(0.250, 0.460, 0.450, 0.940);
    animation: scale 3s forwards cubic-bezier(0.250, 0.460, 0.450, 0.940);
}

.m-title .tit {
    font-size: 28px;
    font-weight: bold;
    color: #0b4ea0;
    text-align: center;
}

.m-title .tip {
    font-size: 14px;
    color: rgba(61,61,61,.8);
    line-height: 24px;
    margin-top: 18px;
    text-align: center;
}

.section1 {
    padding: 70px 0 0 0;
}

.section1 .a2 {
    margin-top: 50px;
}

.section1 .a2 .picBox {
    position: relative;
}

.section1 .a2 .swiper-slide {
    position: relative;
}

.section1 .a2 .picBox img {
    width: 100%;
}

.section1 .a2 .textBox {
    position: absolute;
    left: 50px;
    top: 80%;
    z-index: 10;
    width: 370px;
    opacity: 0;
    visibility: hidden;
    transition: all 1.2s;
}

.section1 .a2 .swiper-slide-active .textBox {
    opacity: 1;
    visibility: visible;
    top: 28%;
    transition: all 1.2s 0.3s;
}

.section1 .a2 .textBox .b1 a {
    font-size: 30px;
    font-weight: bold;
    color: #fff;
}

.section1 .a2 .textBox .b2 {
    font-size: 14px;
    color: rgba(255,255,255,.8);
    line-height: 24px;
    margin-top: 22px;
}

.section1 .a2 .textBox .b3 {
    margin-top: 70px;
}

.section1 .a2 .swiper-move {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 110px;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255,255,255,.7);
    box-sizing: border-box;
}

.section1 .a2 .swiper-move .swiper-num {
    padding: 0 24px;
    position: relative;
    margin-left: 48px;
}

.section1 .a2 .swiper-move .swiper-num::before {
    content: '\20';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 8px;
    height: 8px;
    border-left: 2px solid #fff;
    border-bottom: 2px solid #fff;
}

.section1 .a2 .swiper-move .swiper-num::after {
    content: '\20';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 8px;
    height: 8px;
    border-right: 2px solid #fff;
    border-top: 2px solid #fff;
}

.section1 .a2 .swiper-move .swiper-num .act1 {
    font-size: 24px;
    font-weight: bold;
    color: #fff;
}

.section1 .a2 .swiper-move .swiper-num .tot1 {
    font-size: 16px;
    color: #fff;
}

.section1 .a2 .swiper-move .swiper-page {
    display: flex;
    height: 100%;
    align-items: center;
    border-left: 1px solid rgba(255,255,255,.7);
    padding: 0 48px;
}

.section1 .a2 .swiper-move .swiper-page .s1-prev {
    margin-right: 70px;
}

.section1 .a2 .swiper-move .swiper-page .s1-prev,
.section1 .a2 .swiper-move .swiper-page .s1-next {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    position: relative;
    transition: all 0.4s;
}

.section1 .a2 .swiper-move .swiper-page .s1-prev::before,
.section1 .a2 .swiper-move .swiper-page .s1-next::before {
    content: '\20';
    position: absolute;
    top: 50%;
    width: 10px;
    height: 10px;
    border-right: 2px solid #666;
    border-bottom: 2px solid #666;
    transition: all 0.4s;
}

.section1 .a2 .swiper-move .swiper-page .s1-prev::before {
    left: 21px;
    transform: translateY(-50%) rotate(135deg);
}

.section1 .a2 .swiper-move .swiper-page .s1-next::before {
    right: 21px;
    transform: translateY(-50%) rotate(-45deg);
}

.section1 .a2 .swiper-move .swiper-page .s1-prev::after,
.section1 .a2 .swiper-move .swiper-page .s1-next::after {
    content: '\20';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    width: 125%;
    height: 125%;
    border-radius: 50%;
    border: 1px dashed #33a7f7;
    transition: all 0.4s;
    opacity: 0;
    transition: all 0.4s;
    animation: moveCircle 10s linear infinite;
}

@keyframes moveCircle {
    0%{transform: translate(-50%,-50%) rotate(0);}
    100%{transform: translate(-50%,-50%) rotate(360deg);}
}

.section1 .a2 .swiper-move .swiper-page .s1-prev:hover,
.section1 .a2 .swiper-move .swiper-page .s1-next:hover{
    background: #33a7f7;
}

.section1 .a2 .swiper-move .swiper-page .s1-prev:hover::before,
.section1 .a2 .swiper-move .swiper-page .s1-next:hover::before{
    border-color: rgba(255,255,255,.8);
}

.section1 .a2 .swiper-move .swiper-page .s1-prev:hover::after,
.section1 .a2 .swiper-move .swiper-page .s1-next:hover::after{
    opacity: 1;
}

.more {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 162px;
    height: 42px;
    box-sizing: border-box;
    border-radius: 30px;
    border: 1px solid #fff;
    font-size: 14px;
    color: #fff;
    transition: all 0.4s;
}

.more .cc {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 1px solid #fff;
    margin-left: 36px;
    position: relative;
    transition: all 0.5s;
}

.more .cc::before {
    content: '\20';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 4px;
    height: 4px;
    transform: translate(-50%,-50%);
    border-radius: 50%;
    background: #fff;
    transition: all 0.5s;
}

.more .cc::after {
    content: '\20';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: 9px;
    width: 28px;
    height: 1px;
    background: #fff;
    transition: all 0.4s;
}

.more:hover {
    color: #33a7f7;
    background: #fff;
}

.more:hover .cc {
    border-color: #33a7f7;
}

.more:hover .cc::before {
    background: #33a7f7;
}

.more:hover .cc::after {
    background: #33a7f7;
}

.more.color {
    border-color: #33a7f7;
    color: #33a7f7;
}

.more.color .cc {
    border-color: #33a7f7;
}

.more.color .cc::before {
    background: #33a7f7;
}

.more.color .cc::after {
    background: #33a7f7;
}

.more.color:hover {
    background: #33a7f7;
    color: #fff;
}

.more.color:hover .cc {
    border-color: #fff;
}

.more.color:hover .cc::before {
    background: #fff;
}

.more.color:hover .cc::after {
    background: #fff;
}

.section2 {
    padding: 70px 0 0 0;
}

.section2 .a2 {
    position: relative;
    margin-top: 55px;
    background: url(s2_1.jpg) no-repeat center center;
}

.section2 .a2 .cont {
    position: relative;
}

.section2 .a2 .swiper-slide a {
    display: block;
    width: 100%;
    height: 640px;
}

.section2 .a2 .swiper-slide .bg {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 10;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s;
}

.section2 .a2 .swiper-slide .textBox {
    position: relative;
    z-index: 20;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;
    padding: 50px 0 60px 0;
}

.section2 .a2 .textBox .b1 {
    font-family: Arial;
    font-size: 72px;
    color: #fff;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s;
}

.section2 .a2 .textBox .b2,
.section2 .a2 .textBox .b4 {
    width: 1px;
    height: 78px;
    background: rgba(255,255,255,.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s;
}

.section2 .a2 .textBox .b3 {
    text-align: center;
}

.section2 .a2 .textBox .b3 .tit {
    font-size: 30px;
    color: #fff;
    letter-spacing: 10px;
}

.section2 .a2 .textBox .b3 .tip {
    font-size: 14px;
    color: rgba(255,255,255,.8);
    text-transform: uppercase;
    margin-top: 8px;
}

.section2 .a2 .textBox .b5 {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    position: relative;
    background: #33a7f7;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s;
}

.section2 .a2 .textBox .b5::before {
    content: '\20';
    position: absolute;
    top: 50%;
    left: 12px;
    width: 8px;
    height: 8px;
    border-right: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: translateY(-50%) rotate(-45deg);
}

.section2 .a2 .swiper-slide a:hover .bg,
.section2 .a2 .swiper-slide a:hover .b1,
.section2 .a2 .swiper-slide a:hover .b2,
.section2 .a2 .swiper-slide a:hover .b5
{
    opacity: 1;
    visibility: visible;
}

.section2 .a2 .lineBox {
    display: flex;
    justify-content: space-between;
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
}

.section2 .a2 .lineBox .line {
    width: 1px;
    height: 100%;
    background: rgba(255,255,255,.2);
}

.section2 .a2 .s2-prev,
.section2 .a2 .s2-next {
    position: absolute;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.2);
    z-index: 10;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    transition: all 0.4s;
}

.section2 .a2 .s2-prev {
    left: -90px;
}

.section2 .a2 .s2-next {
    right: -90px;
}

.section2 .a2 .s2-prev::before,
.section2 .a2 .s2-next::before {
    content: '\20';
    position: absolute;
    top: 50%;
    width: 10px;
    height: 10px;
    border-right: 2px solid rgba(255,255,255,.2);
    border-bottom: 2px solid rgba(255,255,255,.2);
    transition: all 0.4s;
}

.section2 .a2 .s2-prev::before {
    left: 21px;
    transform: translateY(-50%) rotate(135deg);
}

.section2 .a2 .s2-next::before {
    right: 21px;
    transform: translateY(-50%) rotate(-45deg);
}

.section2 .a2 .s2-prev:hover,
.section2 .a2 .s2-next:hover {
    background: #ffffff;
}

.section2 .a2 .s2-prev:hover::before,
.section2 .a2 .s2-next:hover::before {
    border-color: #515151;
}

.section3 .cont{
    padding: 80px 0;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section3 .a1 {
    width: 620px;
    position: relative;
    cursor: pointer;
}

.section3 .a1 .picBox {
    position: relative;
    overflow: hidden;
}

.section3 .a1 .picBox::before {
    content: '\20';
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 1;
    left: 0px;
}

.section3 .a1 .picBox img {
    width: 100%;
    transition: all 0.6s;
    height: 100%;
    -o-object-fit: cover;
    object-fit: cover;
}

.section3 .a1:hover .picBox::before {
    animation: gradient-rectangle 1.4s;
    animation-delay: 0s;
    -webkit-animation-timing-function: cubic-bezier(0, 0, 0.18, 0.96);
}

.section3 .a1:hover .picBox img {
    transform: scale(1.1);
}

.section3 .a1 .playBtn {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    text-align: center;
}

.section3 .a1 .playBtn .bot {
    font-size: 20px;
    color: rgba(255,255,255,.8);
    text-align: center;
    margin-top: 20px;
}

.section3 .a2 .b1 {
    font-size: 28px;
    font-weight: bold;
    color: #0b4ea0;
}

.section3 .a2 .b2 {
    width: 40px;
    height: 3px;
    background: #0b4ea0;
    margin-top: 8px;
}

.section3 .a2 .b3 {
    font-size: 14px;
    color: rgba(37,37,37,.8);
    line-height: 24px;
    margin-top: 47px;
}

.section3 .a2 .b4 {
    margin-top: 72px;
}

@keyframes gradient-rectangle {
    0% {
        -webkit-transform: scaleY(0);
        transform: scaleY(0);
        -webkit-transform-origin: bottom;
        transform-origin: bottom;
        background: linear-gradient(to top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.6));
        background: -webkit-linear-gradient(to top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.6));
        opacity: 1;
    }

    100% {
        -webkit-transform: scaleY(1);
        transform: scaleY(1);
        -webkit-transform-origin: top;
        transform-origin: top;
        background: linear-gradient(to top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.6));
        background: -webkit-linear-gradient(to top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.6));
        opacity: 0;
    }
}

@-webkit-keyframes gradient-rectangle {
    0% {
        -webkit-transform: scaleY(0);
        transform: scaleY(0);
        -webkit-transform-origin: bottom;
        transform-origin: bottom;
        background: linear-gradient(to top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.6));
        background: -webkit-linear-gradient(to top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.6));
        opacity: 1;
    }

    100% {
        -webkit-transform: scaleY(1);
        transform: scaleY(1);
        -webkit-transform-origin: top;
        transform-origin: top;
        background: linear-gradient(to top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.6));
        background: -webkit-linear-gradient(to top,rgba(255, 255, 255, 0),rgba(255, 255, 255, 0.6));
        opacity: 0;
    }
}

.section3 .a2 {
    width: 530px;
}

.section3 .a3 {
    position: absolute;
    right: -40px;
    bottom: 0;
}

.section4 {
    background: url(s4_1.jpg) no-repeat bottom center #fafafa;
    background-size: 100% auto;
    padding: 52px 0 100px 0;
}

.section4 .cont {
    position: relative;
}

.section4 .a2 {
    margin-top: 46px;
}

.section4 .a2 .cont {
    width: 1220px;
    margin: 0 auto;
    position: relative;
}

.section4 .a2 .swiper-slide {
    height: auto;
    padding: 20px 10px;
    box-sizing: border-box;
}

.section4 .a2 .picBox {
    position: relative;
    overflow: hidden;
}

.section4 .a2 .picBox::before {
    content: '\20';
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 1;
    left: 0px;
}

.section4 .a2 .picBox img {
    width: 100%;
    transition: all 0.6s;
    height: 100%;
    -o-object-fit: cover;
    object-fit: cover;
}

.section4 .a2 a:hover .picBox::before {
    animation: gradient-rectangle 1.4s;
    animation-delay: 0s;
    -webkit-animation-timing-function: cubic-bezier(0, 0, 0.18, 0.96);
}

.section4 .a2 a:hover .picBox img {
    transform: scale(1.1);
}
.section4 .a2 a {
    display: block;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    background: #fff;
    padding: 45px 24px 46px 24px;
    transition: all 0.4s;
}

.section4 .a2 .textBox {
    margin-top: 42px;
}

.section4 .a2 .textBox .b1 {
    display: flex;
    align-items: flex-end;
    color: #959595;
    transition: all 0.4s;
}

.section4 .a2 .textBox .b1 .c1 {
    font-size: 30px;
    font-weight: bold;
    line-height: 1;
}

.section4 .a2 .textBox .b1 .c2 {
    font-size: 14px;
    font-weight: bold;
}

.section4 .a2 .textBox .b2 {
    font-size: 18px;
    font-weight: bold;
    color: #252525;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    transition: all 0.4s;
    margin-top: 20px;
}

.section4 .a2 .textBox .b3 {
    font-size: 14px;
    color: rgba(37,37,37,.8);
    line-height: 24px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    margin-top: 10px;
    transition: all 0.4s;
}

.section4 .a2 a:hover .textBox .b1 {
    color: #0b4ea0;
}

.section4 .a2 a:hover .textBox .b2 {
    color: #0b4ea0;
}


.section4 .a2 .s4-prev,
.section4 .a2 .s4-next {
    position: absolute;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    box-sizing: border-box;
    border: 1px solid #bbb;
    z-index: 10;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    transition: all 0.4s;
}

.section4 .a2 .s4-prev {
    left: -80px;
}

.section4 .a2 .s4-next {
    right: -80px;
}

.section4 .a2 .s4-prev::before,
.section4 .a2 .s4-next::before {
    content: '\20';
    position: absolute;
    top: 50%;
    width: 10px;
    height: 10px;
    border-right: 2px solid #bbb;
    border-bottom: 2px solid #bbb;
    transition: all 0.4s;
}

.section4 .a2 .s4-prev::before {
    left: 21px;
    transform: translateY(-50%) rotate(135deg);
}

.section4 .a2 .s4-next::before {
    right: 21px;
    transform: translateY(-50%) rotate(-45deg);
}

.section4 .a2 .s4-prev:hover,
.section4 .a2 .s4-next:hover {
    background: #33a7f7;
}

.section4 .a2 .s4-prev:hover::before,
.section4 .a2 .s4-next:hover::before {
    border-color: rgba(255,255,255,.8);
}

.section4 .a2 a:hover {
    box-shadow: 0 0 10px rgba(0,0,0,.4);
}

.section4 .a3 {
    margin-top: 50px;
}

.section4 .a3 .more {
    margin: 0 auto;
}