.layout {
    width: 85.8%;
    margin: 0 auto;
}

.text-clamp-2 {
    -webkit-line-clamp: 2
}

.text-clamp-3 {
    -webkit-line-clamp: 3
}

.text-clamp-4 {
    -webkit-line-clamp: 4
}

.text-clamp-ellipsis {
    overflow: hidden;
    -webkit-box-orient: vertical;
    display: -webkit-box !important
}

/* 第四屏 */
.i-part4 {
    background-size: cover;
    position: relative;
}

.i-part4 .bg {
    width: 100%;
    z-index: 2;
    position: relative;
}

.i-part4 .bg .swiper-slide {
    height: 100vh;
    position: relative;
}

.i-part4 .bg .img {
    position: absolute;
    top: 0;
    left: 0;
    background: no-repeat center;
    background-size: cover;
    width: 100%;
    height: 100%;
}

.i-part4 .bg .img.mimg {
    display: none;
}

.i-part4 .layout {
    position: absolute;
    left: 50%;
    height: 100%;
    transform: translateX(-50%);
    top: 0;
    padding-top: 270px;
    z-index: 3;
    border-left: 1px solid rgba(255, 255, 255, 0.3);
    border-right: 1px solid rgba(255, 255, 255, 0.3);
}

.i-part4 .layout .word {
    margin-bottom: 125px;
    margin-left: 100px;
    width: 450px;
}

.i-part4 .layout .word .swiper-slide {
    opacity: 0 !important;
}

.i-part4 .layout .word .swiper-slide .more {
    border-color: transparent;
}

.i-part4 .layout .word .swiper-slide .more:before {
    width: 100%;
}

.i-part4 .layout .word .swiper-slide-active {
    opacity: 1 !important;
}

.i-part4 .layout .word h3 {
    color: #fff;
    font-size: 50px;
    font-family: hb;
    line-height: 60px;
    margin-bottom: 70px;
}

.i-part4 .layout .word h3 span {
    display: block;
    font-family: hb;
}

.i-part4 .layout .tabs {
    position: absolute;
    bottom: 2.4vw;
    left: 0;
    width: 100%;
}

.i-part4 .layout .tab {
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.i-part4 .layout .tab a.item {
    display: flex;
    position: relative;
    height: 122px;
    width: 25%;
    justify-content: center;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    border-right: 1px solid rgba(255, 255, 255, 0.3);
    transition: all .3s;
}

.i-part4 .layout .tab a.item::before {
    content: '';
    display: block;
    width: 0;
    height: 100%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    background-color: #0426A1;
    z-index: 2;
    transition: all .3s;
}

.i-part4 .layout .tab a.item .ico {
    width: 2.8vw;
    margin-right: 0.833vw;
    position: relative;
    z-index: 3;
}

.i-part4 .layout .tab a.item .ico img {
    display: block;
    width: 100%;
}

.i-part4 .layout .tab a.item .ico img.svg {
    display: none
}

.i-part4 .layout .tab a.item h3 {
    color: #fff;
    font-size: 16px;
    line-height: 20px;
    width: 144px;
    position: relative;
    z-index: 3;
}

.i-part4 .layout .tab a.item h3 span {
    display: block;
}

/*.i-part4 .layout .tab a.item:nth-child(5n){border-right: none;}*/
.i-part4 .layout .tab a.item:nth-child(6) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.i-part4 .layout .tab a.item.active::before {
    width: 100%;
}

/*更多按钮样式*/
.i-part4 .more {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #fff !important;
    width: 200px;
    height: 48px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    transition: all .3s;
}

.i-part4 .more::before {
    content: '';
    display: block;
    width: 0;
    height: 100%;
    background-color: #0F3BDC;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    transition: all .3s;
    z-index: -1;
}

.i-part4 .more i {
    display: block;
    width: 25px;
    height: 10px;
    background-image: url(../icon/more.png);
    margin-left: 12px;
}

.i-part4 a {
    color: #333;
    outline: none;
    cursor: pointer;
    text-decoration: none !important;
}

.i-part4 a:hover {
    background-repeat: no-repeat;
    text-decoration: none;
}

/*检测服务部分*/
.our-services {
    display: flex;
    flex-flow: row wrap;
    justify-content: space-between;
}

.our-services li a {
    color: black;
    display: block;
    padding: 35px 0;
    font-weight: bold;
    position: relative;
    text-align: center;
    transition: color, background-color .3s ease-in-out;
}

.our-services li.active a:after {
    left: 38%;
    content: "";
    bottom: -14px;
    position: absolute;
    border-top: 14px solid #52ab40;
    border-left: 14px solid transparent;
    border-right: 14px solid transparent
}

.our-services li {
    width: 9.5%;
    border: #ccc 1px solid;
    transition: all .3s ease-in-out;
}

.our-services li i {
    width: 45px;
    height: 45px;
    display: block;
    margin: 0 auto 1rem;
    background-repeat: no-repeat;
    transition: background-position .3s ease-in-out;
}

.our-services li.active {
    border: #52ab40 1px solid;
}

.our-services li.active a {
    color: #52ab40;
}

.our-services li.active i {
    background-position: 0 -40px;
}

.our-services-tab {
    margin-top: 40px;
}

.our-services-item {
    gap: 15px 0;
    display: flex;
    flex-flow: row wrap;
    justify-content: space-between;
}

.our-services-item li {
    height: 300px;
    overflow: hidden;
    flex: 0 0 calc(33.3333% - 10px);
}

.our-services-item li a {
    display: block;
    height: inherit;
    text-align: center;
    position: relative;
}

.our-services-item li a p {
    left: 0;
    right: 0;
    top: 50%;
    z-index: 1;
    color: white;
    font-size: 16px;
    position: absolute;
}

.our-services-item li a img {
    height: 100%;
    width: 100%;
    opacity: .5;
    filter: blur(0);
    object-fit: fill;
    transition: filter, transform .5s ease;
}

.our-services-mask {
    width: 100%;
    height: 100%;
    position: absolute;
    background-color: rgba(0, 0, 0, 1);
    transition: background-color .3s ease;
}

.our-services-item li a:hover img {
    transform: scale(1.1);
}

.our-services-item li a:hover .our-services-mask{
    background-color: #0f8f1e;
}

/*第二部分*/
.i-part2 {
    width: 100vw;
    height: 100vh;
    position: relative;
    background-size: cover;
}

.i-part2 .bg {
    height: inherit;
}

.i-part2 .bg ul li {
    display: flex;
    flex-flow: column;
    align-items: center;
    background-size: 100%;
    justify-content: center;
    background-repeat: no-repeat;
}

.i-part2 .bg ul li h3 {
    color: white;
    font-size: 50px;
    font-weight: bold;
}

.i-part2 .bg ul li a {
    color: white;
    margin-top: 20px;
    padding: 10px 40px;
    border-radius: 500px;
    background-color: #0f3bdc;
}


.i-part2 .tabs {
    left: 0;
    z-index: 3;
    width: 100%;
    bottom: 100px;
    position: absolute;
}

.i-part2 .list {
    display: flex;
    justify-content: center;
}

.i-part2 .list .item {
    width: 30px;
    height: 30px;
    display: block;
    margin: 0 10px;
    cursor: pointer;
    position: relative;
}

.i-part2 .list .item::before {
    top: 50%;
    left: 50%;
    content: '';
    width: 12px;
    height: 12px;
    display: block;
    border-radius: 50%;
    position: absolute;
    background-color: #fff;
    transform: translate(-50%, -50%);
}

.i-part2 .list .item .svg {
    opacity: 0;
    transform: rotate(-180deg);
}

.i-part2 .list .item .svg .circle1 {
    stroke: #fff;
    stroke-dasharray: 260 371
}

.i-part2 .list .item.active .svg {
    opacity: 1;
}

.i-part2 .list .item.active .circle1 {
    -webkit-animation: svgCircleAnmi1 1s linear forwards;
    animation: svgCircleAnmi1 1s linear forwards
}

@-webkit-keyframes svgCircleAnmi1 {
    0% {
        stroke-dasharray: 0 371
    }

    to {
        stroke-dasharray: 371 371
    }
}

@keyframes svgCircleAnmi1 {
    0% {
        stroke-dasharray: 0 371
    }

    to {
        stroke-dasharray: 371 371
    }
}

/*首页新闻资讯*/
.read-more {
    width: 100%;
    bottom: -50px;
    position: absolute;
    text-align: center;
}

.read-more a {
    color: white;
    padding: 10px;
    border-radius: 50px;
    background-color: #0f8f1e;
}

.news-tab-item {
    display: flex;
    column-gap: 20px;
    margin-top: 40px;
    position: relative;
}

.news-item-desc {
    padding: 20px;
}

.news-box-2 {
    max-height: 507px;
}

.news-item-tab {
    display: flex;
    column-gap: 20px;
    justify-content: space-between;
}

.news-channel-item {
    display: flex;
    column-gap: 20px;
    justify-content: center;
}

.news-box-1, .news-box-2 {
    max-width: 50%;
    box-sizing: border-box;
}

.news-item-tab1 {
    display: flex;
    row-gap: 20px;
    flex-flow: column;
}

.news-channel-item li span {
    color: black;
    cursor: pointer;
    font-size: 18px;
    padding-bottom: 10px;
}

.news-item-tab-1 h3 {
    margin-top: 20px;
}

.news-item-tab-2 p {
    margin-bottom: 20px;
}

.news-item-tab-1, .news-item-tab-2 {
    max-width: 50%;
    overflow: hidden;
    border-radius: 10px;
    box-sizing: border-box;
}

.news-channel-item li.active span {
    color:  #0f8f1e;
    border-bottom: 5px solid #0f8f1e;
}

.news-item-tab-1 h3,.news-item-tab-2 h3 {
    font-size: 22px;
}

.news-item-tab-1 a,.news-item-tab-2 a {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.news-item-tab-1 img,.news-item-tab-2 img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.news-item-tab-1 small,.news-item-tab-2 small {
    color: #0f8f1e;
    font-size: 18px;
    margin: 20px auto;
    display: inline-block;
}

.news-tab1-box {
    display: flex;
    align-items: center;
    flex-flow: row nowrap;
}

.news-tab1-desc {
    padding-left: 25px;
    overflow-x: hidden;
    border-left: 2px solid #ccc;
}

.news-tab1-desc h3 {
    font-size: 20px;
    overflow-x: hidden;
    margin-bottom: 10px;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.news-tab1-date {
    max-width: 85px;
}

.news-tab1-date p {
    color: #0f8f1e;
    font-size: 18px;
    padding-right: 10px;
}

.news-tab1-item {
    padding: 20px;
    border-radius: 10px;
    background-color: white;
}

.news-item-tab li {
    box-shadow: 0 0 10px 5px rgba(48, 53, 48, 0.082);
}

/*移动端样式*/
.m-slide-container a {
    display: block;
    position: relative;
}
.m-slide-container h3 {
    left: 0;
    right: 0;
    top: 50%;
    color: white;
    font-size: 20px;
    text-align: center;
    position: absolute;
}
.m-slide-container img {
    max-width: 100%;
}

/*我们的服务*/
.m-our-services {
    display: flex;
    overflow-x: scroll;
    white-space: nowrap;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 20px;
    flex-flow: row nowrap;
    justify-content: flex-start;
}

.m-our-services li {
    padding: 10px;
    margin-right: 10px;
    border-radius: 50px;
    border: 1px solid #dede;
}

.m-our-services li:last-child {
    margin-right: unset;
}

.m-our-services li span {
    font-size: 12px;
}

.m-our-services li.active {
    background-color: #0f8f1e;
    border: 1px solid #0f8f1e;
}

.m-our-services li.active span {
    color: white;
}

.m-our-services-mask {
    left: 0;
    right: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    position: absolute;
    background-color: rgba(0, 0, 0, .6);
}

.m-our-services-item {
    gap: 10px;
    display: flex;
    flex-flow: row wrap;
    align-items: center;
    justify-content: flex-start;
}

.m-our-services-item a {
    display: block;
    position: relative;
}

.m-our-services-item li {
    height: 200px;
    overflow: hidden;
    flex: 0 0 calc(50% - 5px);
}

.m-our-services-item a p {
    left: 0;
    right: 0;
    top: 50%;
    z-index: 2;
    color: white;
    font-size: 16px;
    text-align: center;
    position: absolute;
}

.m-our-services-item li img {
    width: 100%;
    height: 200px;
}

/*响应样式*/
@media all and (max-width: 768px) {
    /*实验室部分*/
    .i-part2 {
        height: 210px;
    }

    .i-part2 .tabs {
        bottom: 10px !important;
    }

    .i-part2 .bg ul li a {
        padding: 10px 20px !important;
    }

    .i-part2 .bg ul li h3 {
        font-size: 32px !important;
    }

    .i-part2 .list .item.active .svg {
        width: 25px;
        height: 30px;
    }

    /*新闻部分*/
    .news-box-1 {
        margin-bottom: 20px;
    }

    .news-box-2 {
        max-height: 480px !important;
    }

    .news-item-tab {
        row-gap: 10px;
        flex-flow: column nowrap;
    }
    .news-tab-item {
        flex-flow: column nowrap;
    }

    .news-tab1-desc h3 {
        font-size: 16px !important;
        white-space: wrap !important;
    }

    .news-box-1, .news-box-2 {
        max-width: unset !important;
    }

    .news-item-tab-1, .news-item-tab-2 {
        max-width: unset !important;
    }

}