@charset "UTF-8";
.banner {
    background: url(../images/banner.jpg) no-repeat center;
}

.linux-banner {
    width: 100%;
}

.linux-banner img {
    display: block;
    width: 100%;
    height: auto;
}

.beijing {
    width: 100%;
    box-sizing: border-box;
    background: url(../images/bg1.jpg) no-repeat center;
    padding: 56px 52px 70px;
}

.beijing h2 {
    font-size: 30px;
    color: #ffffff;
    /*    font-weight: bold;*/
    text-align: center;
}

.beijing-txt {
    font-size: 16.5px;
    color: #ffffff;
    line-height: 32px;
    margin-top: 20px;
}

.beijing-img {
    display: block;
    margin-top: 20px;
}

.jt-img {
    display: block;
    margin: 0 auto;
}

.dagang {
    width: 100%;
}

.dagang img {
    display: block;
    width: 100%;
    height: auto;
}

.tese {
    width: 100%;
    height: 425px;
    box-sizing: border-box;
    background: #ff6429;
    padding-top: 48px;
}

.tese h2 {
    font-size: 30px;
    color: #ffffff;
    text-align: center;
}

.tese-list {
    width: 80%;
    padding-top: 15px;
    margin: 0 auto;
}

.fenge {
    width: 600px;
    border-top: 1px solid #f38459;
    padding-top: 10px;
    margin-top: 15px;
    margin-left: 50px;
}

.tese-list li {
    float: left;
    font-size: 16px;
    color: #ffffff;
    margin-bottom: 20px;
}

.tese-list li img {
    display: inline-block;
    vertical-align: middle;
    margin-right: 10px;
}

.tese-list li p {
    margin-left: 50px;
    margin-top: -50px;
}

.renque {
    width: 100%;
    height: 500px;
    box-sizing: border-box;
    background: #3b3833;
    padding-top: 48px;
}

.renque h2 {
    font-size: 30px;
    color: #ffffff;
    text-align: center;
}

.renque-list {
    width: 100%;
    margin: 0 auto;
    margin-top: 26px;
}

.renque-item {
    width: 33%;
    float: left;
    text-align: center;
}

.renque-item img {
    display: inline-block;
}

.renque-item h6 {
    width: 172px;
    font-size: 15px;
    color: #ffffff;
    margin-top: 8px;
    margin: 0px 42px;
}

.xuexi {
    width: 100%;
    box-sizing: border-box;
    background: #f3efee;
    padding: 44px 65px 70px;
}

.xuexi h2 {
    font-size: 30px;
    color: #000000;
    text-align: center;
}

.xuexi-list {
    width: 708px;
    margin: 10px -9px;
}

.xuexi-item {
    float: left;
    width: 50%;
    height: 260px;
}

.xuexi-item h5 {
    font-size: 20px;
    color: #000000;
    text-align: center;
    margin-top: 51px;
}

.xuexi-item p {
    font-size: 15px;
    color: #000000;
    line-height: 26px;
    padding: 16px 32px 20px;
}

.xuexi-left {
    background: url(../images/xuexi-left.png) no-repeat center;
}

.xuexi-right {
    background: url(../images/xuexi-right.png) no-repeat center;
}

.industry {
    width: 100%;
    box-sizing: border-box;
    /* background: #445bf9;*/
    background: url(../images/bg2.jpg) no-repeat center;
    padding: 44px 52px 70px;
}

.industry h2 {
    font-size: 30px;
    color: #ffffff;
    text-align: center;
}

.industry-bk {
    border: 1px solid rgb(195 190 190 / 39%);
    margin-top: 24px;
    height: 716px;
}

.industry-bk img {
    display: block;
    margin: 0px auto;
    padding-top: 4px;
}

.teacher {
    width: calc(100% - 452px);
    padding-left: 80px;
    padding-right: 372px;
    height: 439px;
    background: #504f4d;
    position: relative;
}

.teacher h3 {
    font-size: 18px;
    color: #a0a0a0;
    font-weight: 600;
    padding-top: 70px;
}

.teacher h2 {
    font-size: 18px;
    color: #a0a0a0;
    padding-bottom: 23px;
    margin-top: 8px;
    position: relative;
}

.teacher h2:after {
    content: "";
    position: absolute;
    width: 14px;
    height: 5px;
    border-radius: 2px;
    background: #37aafd;
    left: 0;
    bottom: 0;
}

.teacher h4 {
    font-size: 16px;
    color: #ffffff;
    font-weight: 600;
    margin-top: 12px;
}

.teacher p {
    font-size: 12px;
    color: #ffffff;
    line-height: 20px;
    margin-top: 8px;
}

.teacher-img {
    position: absolute;
    right: 30px;
    bottom: 0;
    width: 380px;
    height: auto;
}

.youshi {
    width: 100%;
}

.youshi img {
    display: block;
    width: 100%;
    height: auto;
}