@font-face {
    font-family: 'Montserrat';
    src: url(https://northstatic.4k.flywheeldigital.com.cn/school/static/fonts/Montserrat-Regular.otf);
}

* {
    font-family: unset;
}

.linear-line {
    display: inline-block;
    width: 60px;
    height: 4px;
    background: #3399FF;
}

.position-center {
    position: absolute;
    width: 1260px;
    left: 50%;
    margin-left: -670px;
}

.container-width-center {
    width: 1260px;
    margin: 0 auto;
    overflow: hidden;
}

.banner {
    position: relative;
}

.banner .content {
    width: 1200px;
    margin: 122px auto 0;
}

.banner .title {
    font-size: 40px;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 56px;
}

.banner .title + .describe {
    margin-top: 30px;
}

.banner .describe {
    margin-top: 10px;
    font-size: 14px;
    color: #333333;
    overflow: hidden;
}

.banner .white {
    color: #ffffff;
}

.header {
    z-index: 2;
    background: transparent;
}

.header .content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    height: 121px;
}

.header .content .logo {
    width: 158px;
}

.header .content .right a {
    margin-left: 76px;
}

.header .content a {
    font-size: 16px;
    font-weight: 400;
    font-family: Montserrat-Regular, Montserrat;
    color: #FFFFFF;
}

.header .content a:hover {
    opacity: .6;
}

.banner .banner-image {
    height: 918px;
    background-size: cover;
    background-repeat: no-repeat;
}

.login-btn {
    display: inline-block;
    text-align: center;
    width: 60px;
    height: 32px;
    line-height: 32px;
    background: #FFFFFF;
    border-radius: 2px;
    color: rgba(51, 153, 255, 1);
    cursor: pointer;
}

.login-btn:hover {
    opacity: 0.9;
}

.banner-container {
    position: relative;
    height: 850px;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}

.section-bg {
    background-repeat: no-repeat;
    background-image: url("https://northstatic.4k.flywheeldigital.com.cn/school%2Fstatic%2Fsection-bg.svg");
}

.copyright {
    font-size: 14px;
}

.banner-text-ctn {
    width: 700px;
    height: 420px;
    position: absolute;
    top: 230px;
    left: 0;
    z-index: 10;
    border-radius: 5px;
}

.banner-text-ctn p {
    font-size: 54px;
    color: #232F3F;
}

.banner-text-ctn p span {
    color: #3399ff;
}

.banner-text-ctn > div {
    font-size: 20px;
    color: rgba(35, 47, 63, 0.6);
}

.services-list-ctn {
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
}

.services-item {
    width: 290px;
    height: 270px;
    background: #FFFFFF;
    box-shadow: 0px 10px 30px 0px rgba(8, 141, 255, 0.05);
    border-radius: 10px;
    border: 1px solid #EAEDF2;
    padding: 20px;
}

.services-item img {
    margin-bottom: 20px;
}

.services-item p {
    color: rgba(35, 47, 63, 0.6);
    font-size: 16px;
    line-height: 1.8em;
}

.services-item p span {
    color: rgba(35, 47, 63, 1);
    font-size: 16px;
    font-weight: bold;
}

.color-space {
    position: relative;
    height: 285px;
    width: 100vw;
    background: #F5F9FC;
    margin-top: -254px;
    z-index: -1;
}

.linear-line {
    display: inline-block;
    width: 60px;
    height: 4px;
    background: #3399FF;
}

.services {
    padding-top: 130px;
    background-position: 160px 100px;
}

.services .head {
    font-size: 54px;
    font-weight: 400;
    color: #242F3F;
    line-height: 1;
    padding-bottom: 36px;
}

.services .block {
    position: relative;
    margin-bottom: 183px;
}


.services .block .title {
    font-size: 40px;
    color: #242F3F;
    line-height: 48px;
    margin: 80px 0 60px;
}

.services .block .content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.services .block .content .sub-title {
    font-size: 24px;
    font-weight: 400;
    color: #242F3F;
    line-height: 29px;
    margin-bottom: 22px;
}

.services .block .content .describe {
    font-size: 18px;
    color: #5e788e;
    line-height: 30px;
}

.about .bg {
    height: 812px;
    width: 100%;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
}

.about .bg .bg-img {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    z-index: -999;
}

.about {
    position: relative;
}

.about .content {
    width: 968px;
    height: 566px;
    background: linear-gradient(315deg, rgba(46, 253, 255, .8) 0%, rgba(11, 126, 255, .8) 100%);
    border-radius: 4px;
    position: absolute;
    padding: 40px 86px 72px 86px;
    top: 50%;
    margin-top: -283px;
}

.about .content .title {
    font-size: 54px;
    font-weight: 400;
    color: #242F3F;
    line-height: 1;
}

.about .content .linear-line {
    background: #fff;
    height: 2px;
    margin: 36px 0;
}

.about .content .describe {
    font-size: 18px;
    font-weight: 400;
    color: #242F3F;
    line-height: 30px;
}

.about .content .describe .mgb {
    margin-bottom: 27px;
}

.amazon {
    padding-top: 60px;
    padding-bottom: 160px;
    background-size: cover;
    background-repeat: no-repeat;
}

.amazon .head {
    font-size: 54px;
    font-weight: 400;
    color: #242F3F;
    line-height: 1;
    padding-bottom: 36px;
}

.amazon-main {
    padding: 40px 30px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    font-size: 18px;
    color: #242F3F;
}

.amazon .wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 840px;
    margin: 160px auto 0;
}

.amazon .wrapper .bg {
    width: 340px;
    height: 102px;
    cursor: pointer;
    transition: all linear .2s;
    transform: translateY(0);
    box-shadow: 0px 0px 30px 0px rgba(8, 141, 255, 0.05);
    border-radius: 2px;
}

.amazon .wrapper .bg:hover {
    transform: translateY(-20px);
}

.amazon .wrapper .bg-spn {
    background-repeat: no-repeat;
    background-position: center;
}

.amazon .wrapper .bg-advertising {
    background-repeat: no-repeat;
    background-position: center;
}

.footer {
    background: rgba(35, 47, 63, 1);
}

.footer .flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer .flex .bg-logo {
    width: 238px;
}

.footer .flex .link {
    color: #fff;
}

.footer .flex .link a {
    display: inline-block;
    margin-left: 50px;
}

.footer .flex .link a:hover {
    color: #3399FF;
}

.footer .flex.left {
    padding: 68px 0;
}

.footer .flex.right {
    padding: 20px 0;
    color: rgba(255, 255, 255, .5);
}

.pb200 {
    padding-bottom: 120px;
}

.min-width-1300 {
    min-width: 1300px;
}

.cookie {
    background: #F5F9FC;
    position: fixed;
    width: 100%;
    bottom: 0;
    left: 0;
    z-index: 9999;
    border-top: 1px solid #DCDFE6;
}

.cookie .content {
    width: 1340px;
    margin: 0 auto;
    height: 120px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cookie .left {
    width: 1070px;
}

.cookie .right {
    flex: 1;
    text-align: right;
}

.cookie .left .title {
    font-size: 24px;
    font-weight: 400;
    color: #242F3F;
    line-height: 29px;
    margin-bottom: 12px;
}

.cookie .left .describe {
    font-size: 14px;
    font-weight: 300;
    color: #242F3F;
    line-height: 24px;
}

.cookie .right .btn {
    font-size: 12px;
    min-width: 80px;
    text-align: center;
    height: 36px;
    line-height: 36px;
    border-radius: 2px;
    display: inline-block;
    color: #242F3F;
    cursor: pointer;
    border: 1px solid #DCDFE6;
}

.cookie .right .btn.linear-line {
    color: #fff;
}

.none {
    display: none;
}

@media screen and (max-width: 1340px) {
    .cookie .content {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        padding: 10px;
        height: auto;
    }

    .cookie .left {
        width: 100%;
    }

    .cookie .right {
        margin-top: 30px;
    }
}

#backToTop {
    cursor: pointer;
    position: fixed;
    z-index: 13;
    right: 2px;
    top: 47%;
    left: auto;
    bottom: auto;
    margin: -25px 0 0 0;
    width: 80px;
    height: 80px;
    background: url(../img.en/backToTop2.svg) no-repeat center center;
}

#backToTop:hover {
    background: url(../img.en/backToTop_hover2.svg) no-repeat center center;
}