@font-face {
    font-family: "SmileySans-Oblique";
    src: url(../css/font/SmileySans-Oblique-2.ttf) format("truetype");
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

.home-header {
    transition: 0.25s all ease;
    background-color: rgba(var(--theme), 0);
}

.home {
    margin-top: -80px;
    display: flex;
    justify-content: center;
    padding: 283px 0 0;
    background: url(../assets/images/home_banner.jpg) no-repeat;

    background-size: cover;
    height: 960px;
}

.home-box {

    padding-left: 51px;
    color: rgb(var(--white));
    text-shadow: 0px 2px 0px rgba(var(--black), 0.2);
}



.sub-title {

    font-size: 60px;
    line-height: 83px;
    position: relative;
    font-weight: 100;

}


.home-box>.title {
    margin: 37px 0 35px;
    font-size: 40px;
    line-height: 55px;
    font-weight: 400;
    display: flex;
    align-items: center;
    width: 405px;
    display: flex;
}

.home-box>.title::after,
.servers-item .server-name-en::after {
    content: '';
    display: block;
    height: 1px;
    flex: 1;
}

.home-box>.title::after {
    margin-left: 21px;
    background: rgba(var(--white), 0.5);
}

.home-box>.title+p {
    font-size: 16px;
    width: 405px;
    line-height: 30px;
    text-indent: 2em;
    text-align: justify;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(var(--white), 0.5);

}

.servers {
    height: 960px;
    padding-top: 140px;

    background-image: url(../assets/images/server-bg.jpg);
    background-repeat: no-repeat;
    background-size: cover;

}

.lab-adv {
    height: 960px;
    background-image: url(../assets/images/lab-bg.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    color: rgb(var(--white));
}

.news-center {
    height: 688px;
    padding-top: 120px;
}

.servers-box .cate-title,
.news-center-box .cate-title {
    width: 100%;
    text-align: center;
    font-weight: 500;
    font-size: 36px;
    line-height: 50px;
    margin-bottom: 70px;
}

.server-list {
    display: flex;
    justify-content: space-between;
    align-content: space-between;
    flex-wrap: wrap;
    height: 516px;


}

.servers-item {
    position: relative;
    height: 246px;
    width: 642px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: 69px
}

.servers-item:nth-child(4) {
    background: linear-gradient(90deg, rgba(var(--shallow-theme), 0.2), rgba(var(--shallow-theme), 0.2)),
        url(../assets/images/server-pic3.jpg) no-repeat;
}

.servers-item:nth-child(3) {
    background: linear-gradient(90deg, rgba(var(--shallow-theme), 0.2), rgba(var(--shallow-theme), 0.2)),
        linear-gradient(90deg, rgba(var(--white), 1), rgba(var(--white), 1));
}

.servers-item:nth-child(2) {
    background: linear-gradient(90deg, rgba(var(--shallow-theme), 0.2), rgba(var(--shallow-theme), 0.2)),
        url(../assets/images/server-pic1.jpg) no-repeat,
        linear-gradient(90deg, rgba(var(--white), 1), rgba(var(--white), 1));

    background-position: 99% center;
}

.servers-item:nth-child(1) {
    background: linear-gradient(90deg, rgba(var(--shallow-theme), 0.2), rgba(var(--shallow-theme), 0.2)),
     url(../assets/images/server-pic2.jpg) no-repeat;

}


.servers-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 23px;
    height: 100%;
    background: rgb(var(--shallow-theme));
}

.servers-item>div {
    width: fit-content;
}

.servers-item:nth-child(2),
.servers-item:nth-child(3) {
    width: 534px;
}

.servers-item .server-name {
    font-size: 48px;
    font-weight: 500;
    color: rgb(var(--theme));
    line-height: 56px;
}

.servers-item .server-name-en {
    font-size: 16px;
    letter-spacing: 2px;
    font-family: "SmileySans-Oblique";
    line-height: 20px;
    color: rgb(var(--shallow-theme));
    display: flex;
    align-items: center;
}

.servers-item .server-name-en::after {
    margin-left: 14px;
    background-color: rgb(var(--shallow-theme));

}

.lab-adv-box {
    padding-top: 324px;
    position: relative;
}

.lab-adv-box .cate-title {
    font-size: 60px;
    font-weight: 400;
    line-height: 82px;
    text-shadow: 0px 2px 0px rgba(var(--black), 0.2);
    margin-bottom: 40px;
}

.lab-adv-box p {
    width: 512px;
    line-height: 30px;
    font-size: 16px;
}

.lab-adv-box .cate-title+p {
    margin-bottom: 20px;

}

.lab-adv-box .lab-pic-box {
    position: absolute;
    left: 600px;
    top: 170px;
    width: 760px;
    height: 690px;
}

.lab-adv-box .lab-pic-box>img {
    position: absolute;
}

.lab-adv-box .lab-pic-box img:nth-child(1) {
    width: 301px;
    height: 301px;
    left: -33px;
    top: -32px;
    z-index: 1;
}

.lab-adv-box .lab-pic-box img:nth-child(2) {
    width: 459px;
    height: 459px;
    left: 98px;
    top: 61px;
    z-index: 2;
}

.lab-adv-box .lab-pic-box img:nth-child(3) {
    width: 406px;
    height: 406px;
    left: 382px;
    top: 84px;
    z-index: 1;
}

.lab-adv-box .lab-pic-box img:nth-child(4) {
    width: 362px;
    height: 362px;
    left: -33px;
    top: 359px;
    z-index: 1;
}