@charset "utf-8";

.an {
    -webkit-transition-property: all;
    -moz-transition-property: all;
    transition-property: all;
    -webkit-transition: .5s ease;
    transition: .5s ease;
}

* {
    padding: 0;
    margin: 0;
}

img {
    border: 0;
}

.str {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.str2 {
    display: -webkit-box !important;
    overflow: hidden;
    text-overflow: ellipsis;
    word-break: break-all;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-height: 24px !important;
}


.head {
    width: 100%;
    height: 90px;
    position: fixed;
    background: #fff;
    top: 0;
    left: 0;
    box-shadow: 1px -7px 20px 0px #e2e2e2;
    z-index: 11;
}

.head .head-box {
    width: 1200px;
    margin: 0 auto;
    height: 90px;
    /* background: #fff; */
}

.head .head-box .logo {
    display: inline-block;
    margin-top: 22px;
    float: left;
}

.head .head-box .logo img {
    width: 44px;
    border-radius: 15%;
}

.head .head-box .logo-text {
    display: inline-block;
    font-family: PingFangSC-Regular;
    font-size: 20px;
    color: #4A4A4A;
    height: 90px;
    line-height: 90px;
    margin-left: 10px;
    float: left;
}

.head .head-box .nav-box {
    display: inline-block;
    height: 90px;
    margin-left: 199px;
    float: left;
    line-height: 90px;

}

.head .head-box .nav-box .nav {
    width: 64px;
    height: 90px;
    float: left;
    margin-right: 65px;
    cursor: pointer;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #A0A0A0;
    text-align: center;
}

.head .head-box .nav-box .opt {
    height: 86px;
    border-bottom: 4px solid #4A4A4A;
    color: #4A4A4A;
}

.head .head-box .nav-box .nav:hover {
    height: 86px;
    border-bottom: 4px solid #4A4A4A;
    color: #4A4A4A !important;
}

.bg-box {
    width: 100%;
    height: 500px;
    position: relative;
    z-index: 1;
    margin-top: 90px;
}

.bg-box img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.mian {
    width: 1200px;
    min-height: 10px;
    /* background: #999; */
    margin: 0 auto;
}

.mian .intro {
    width: 970px;
    min-height: 300px;
    margin: 0 auto;
    border-radius: 8px;
    box-shadow: 0px 10px 10px 0px #ececec;
    background: #fff;
    margin-top: -150px;
    padding-bottom: 25px;
    position: relative;
    z-index: 2;
}

.mian .intro .text {
    width: 100%;
    font-family: PingFangSC-Semibold;
    font-size: 30px;
    color: #4A4A4A;
    text-align: center;
    margin-top: 40px;
    display: inline-block;
}

.mian .intro p {
    font-family: PingFangSC-Regular;
    font-size: 18px;
    color: #4A4A4A;
    line-height: 30px;
    box-sizing: border-box;
    padding: 30px 45px 20px 45px;
}
.mian .intro .s1{
    width: 100%;
    font-family: PingFangSC-Regular;
    font-size: 18px;
    color: #4A4A4A;
    line-height: 30px;
    text-indent: 45px;
    margin-bottom: 15px;
}
.mian .intro .s1 span{
    font-weight: bold;
}
.mian .title {
    width: 100%;
    font-family: PingFangSC-Semibold;
    font-size: 30px;
    color: #4A4A4A;
    letter-spacing: 0;
    text-align: center;
    margin-top: 60px;
}

.proj {
    min-width: 1200px;
    max-width: 100%;
    height: 560px;
    margin-top: 30px;
    background: #fff;
    overflow: hidden;
}

.proj .proj-box {
    width: 33.33%;
    height: 560px;
    float: left;
    position: relative;
    display: none;
    background: #f5f5f5;
}

.proj .proj-box img {
    width: 100%;
    height: 480px;
    object-fit: cover;
}

.proj .proj-box .text-1 {
    font-family: PingFangSC-Semibold;
    font-size: 25px;
    color: #4A4A4A;
    letter-spacing: 0;
    text-align: center;
    margin-top: 16px;
}

.proj .proj-box .text-2 {
    width: 90px;
    height: 32px;
    border: 1px solid #4A4A4A;
    border-radius: 32px;
    font-family: PingFangSC-Semibold;
    font-size: 16px;
    color: #4A4A4A;
    letter-spacing: 0;
    text-align: center;
    line-height: 30px;
    margin: 0 auto;
    margin-top: 10px;
}

.proj .proj-box .box {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: #0000007a;
    opacity: 0;
}

.proj .proj-box:hover .box {
    opacity: 1;
}

.proj .proj-box .box .text-1 {
    width: 100%;
    font-family: PingFangSC-Semibold;
    font-size: 40px;
    color: #FFFFFF;
    letter-spacing: 0;
    text-align: center;
    margin-top: 120px;
}

.proj .proj-box .box .text-2 {
    width: 40px;
    height: 8px;
    background: #fff;
    margin: 0 auto;
    margin-top: 10px;
    border-radius: 0;
    border: 0;
}

.proj .proj-box .box .text-3 {
    width: 100%;
    padding: 40px 70px 70px 70px;
    font-family: PingFangSC-Regular;
    font-size: 20px;
    color: #FFFFFF;
    letter-spacing: 0;
    line-height: 40px;
    box-sizing: border-box;
}

.mian .dyn-box {
    width: 46%;
    height: 82px;
    float: left;
    margin-top: 46px;
}

.mian .dyn a:nth-child(2n) .dyn-box {
    margin-left: 8%;
}

.mian .dyn a:nth-child(4) .dyn-box {
    clear: none;
}

.mian .dyn-box .date {
    width: 82px;
    height: 82px;
    border: 1px solid #9B9B9B;
    border-radius: 8px;
    text-align: center;
    color: #9B9B9B;
    display: inline-block;
    float: left;
    margin-right: 20px;
}

.mian .dyn-box .date span {
    display: block;
    font-family: PingFangSC-Medium;
    font-size: 30px;
    margin-top: 10px;
}

.mian .dyn-box .date label {
    display: block;
    font-family: PingFangSC-Regular;
    font-size: 16px;

}

.mian .dyn-box:hover .date {
    background: #4A4A4A;
    border: 1px solid #4A4A4A;
    color: #fff;
}

.mian .dyn-box .title-s {
    width: 78%;
    display: inline-block;
    font-family: PingFangSC-Medium;
    font-size: 20px;
    color: #4A4A4A;
}

.mian .dyn-box .conn-s {
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #9B9B9B;
    margin-top: 8px;
}

.mian .dyn {
    min-height: 260px;
    width: 100%;
}

.mian .more {
    width: 120px;
    height: 40px;
    background: #fff;
    border: 1px solid #4A4A4A;
    border-radius: 40px;
    text-align: center;
    line-height: 40px;
    margin: 0 auto;
    margin-top: 60px;
    cursor: pointer;
    font-size: 16px;
    color: #4a4a4a;
    margin-bottom: 100px;
}

.mian .more:hover {
    background: #4A4A4A;
    color: #fff;
}

.mian-s {
    width: 100%;
    height: 290px;
    margin: 0 auto;
    background: #fff;
    padding-top: 1px;
}

.mian-s .cooperation {
    width: 940px;
    height: 130px;
    margin: 0 auto;
    /* column-count: 3; */
    margin-top: 30px;
}

.mian-s .cooperation div {
    width: 25%;
    float: left;
    text-align: center;
}

.mian-s .cooperation div .img1 {
    display: none;
}

.mian-s .cooperation div:hover .imgs {
    display: none;
}

.mian-s .cooperation div:hover .img1 {
    display: inline-block;
}

.mian .left {
    width: 80%;
    height: 288px;
    float: left;
    /* background: #999; */
    box-sizing: border-box;
    padding-top: 60px;
}

.mian .right {
    width: 120px;
    height: 288px;
    float: right;
    text-align: center;
    box-sizing: border-box;
    padding-top: 60px;
}

.mian .left .li {
    width: 100%;
    margin-bottom: 30px;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #4A4A4A;
}
.mian .left .li a{
    color: #4A4A4A;
    text-decoration:none;
}

.mian .right img {
    width: 120px;
    height: 120px;
    float: right;
}

.mian .right .text {
    width: 100%;
    display: block;
    text-align: center;
    float: left;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #4A4A4A;
    margin-top: 15px;
}

.max-box {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background: #00000075;
    z-index: 15;
    display: none;
}

.max-box .pop-box {
    width: 320px;
    height: 320px;
    border-radius: 8px;
    background: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -160px;
    margin-left: -160px;
    text-align: center;
}

.max-box .pop-box img {
    width: 200px;
    height: 200px;
    margin-left: 38px;
    margin-top: 42px;
}

.max-box .pop-box span {
    width: 100%;
    display: block;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #4A4A4A;
}

.max-box .pop-box .close {
    width: 26px;
    height: 26px;
    cursor: pointer;
    float: right;
    background: url('../images/close.png');
    margin-top: 12px;
    margin-right: 12px;
    display: inline-block;
}

.max-box .pop-box .close:hover {
    -webkit-transform: rotateZ(360deg);
}


/* CSS Document */
#certify {
    position: relative;
    width: 1200px;
    margin: 0 auto;
    margin-top: 30px;
    cursor: grab;
    /* display: none; */
}

#certify .swiper-container {
    padding-bottom: 60px;
    padding-top: 10px;
}

#certify .swiper-slide {
    width: 320px;
    height: 408px;
    background: #fff;
    box-shadow: 0 8px 30px #ddd;
    text-align: center;
    border-radius: 8px;
}

#certify .swiper-slide img {
    width: 136px;
    height: 136px;
    border-radius: 50%;
    margin-top: 60px;
}

#certify .swiper-slide .text-1 {
    text-align: center;
    font-size: 24px;
    color: #4A4A4A;
    margin-top: 20px;
}

#certify .swiper-slide .text-2 {
    text-align: center;
    font-size: 18px;
    color: #9B9B9B;
    margin-top: 20px;
}

#certify .swiper-slide .text-3 {
    text-align: center;
    font-size: 14px;
    color: #9B9B9B;
    margin-top: 31px;
}

#certify .swiper-slide p {
    line-height: 98px;
    padding-top: 0;
    text-align: center;
    color: #636363;
    font-size: 1.1em;
    margin: 0;
}

#certify .swiper-pagination {
    width: 100%;
    bottom: 20px;
}

#certify .swiper-pagination-bullets .swiper-pagination-bullet {
    margin: 0 5px;
    border: 3px solid #fff;
    background-color: #d5d5d5;
    width: 10px;
    height: 10px;
    opacity: 1;
}

#certify .swiper-pagination-bullets .swiper-pagination-bullet-active {
    border: 3px solid #4A4A4A;
    background-color: #fff;
}

#certify .swiper-button-prev {
    left: 0px;
    width: 46px;
    height: 47px;
    background: url(../images/wm_button_icon.png) no-repeat;
    background-position: 0 0;
    background-size: 100%;
}

#certify .swiper-button-prev:hover {
    background-position: 0 -47px;
    background-size: 100%
}

#certify .swiper-button-next {
    right: 0px;
    width: 45px;
    height: 45px;
    background: url(../images/wm_button_icon.png) no-repeat;
    background-position: 0 -93px;
    background-size: 100%;
}

#certify .swiper-button-next:hover {
    background-position: 0 -139px;
    background-size: 100%
}

.show {
    display: block !important;
}