* {
    margin: 0;
    padding: 0;
}

body {
    min-width: 768px;
}

.content {
    width: 100%;
    height: 100%;
}

.nav {
    width: 100%;
    height: 80px;
    position: fixed;
    z-index: 1200;
    background-color: white;
    min-width: 768px;
    line-height: 80px;
}

.nav span {
    font-size: 16px;
}

.nav img {
    width: 100%;
    height: auto;
    vertical-align: middle;
}

.nav-lf {
    width: 14%;
    height: 80px;
    float: left;
    margin-left: 15%;
    line-height: 80px;
}
.nav-lf img {
    width: 100%;
    height: auto;
}
.nav-rt {
    width: 45%;
    height: 80px;
    float: right;
}

.nav-rt ul {
    float: left;
    line-height: 80px;
}

.nav-rt ul li {
    list-style: none;
    float: left;
    text-underline: none;
    text-align: center;
    line-height: 80px;
    color: #cccccc;
    font-size: 12px;
}

.nav-rt ul li a {
    text-decoration: none;
    font-size: 18px;
    color: #666666;
    padding: 20px;
}

.nav-rt ul li a:hover {
    color: #01a0e9;
}

#banner {
    width: 100%;
    height: auto;
}

#banner img {
    width: 100%;
    height: auto;
}

.banner {
    width: 100%;
    height: auto;
}

.top {
    width: 50%;
    height: 100px;
    margin: 0 auto;
    text-align: center;
    padding-top: 90px;
    letter-spacing: 2px;
}

.top-image {
    width: 100%;
    text-align: center;
    font-size: 40px;
    color: #999999;
}

.join {
    width: 100%;
    height: 580px;
    margin-top: 80px;
}

.join-image {
    width: 45%;
    height: 55%;
}

.bottom-title {
    width: 70%;
    height: 120px;
    margin: 0 auto;
    margin-top: 80px;
}

.join .bottom {
    width: 70%;
    height: 325px;
    font-size: 24px;
    text-align: center;
    margin: 0 auto;
}

.join .bottom .serch {
    width: 80%;
    height: 90px;
    margin: 40px auto;
}

.liuyan, .tel, .submit {
    height: 80px;
    line-height: 80px;
    font-size: 20px;
    outline: none;
    border-radius: 40px;
    background-color: rgba(253, 255, 245, 0);
    outline-color: rgba(253, 255, 245, 0);
    box-shadow: 0 0 0 rgba(253, 255, 245, 0);
    border: none;
    border: 1px solid #e9e9e9;
}

.liuyanerr, .telerr, .submiterr {
    height: 80px;
    line-height: 80px;
    font-size: 20px;
    outline: none;
    border-radius: 40px;
    background-color: rgba(253, 255, 245, 0);
    outline-color: rgba(253, 255, 245, 0);
    box-shadow: 0 0 0 rgba(253, 255, 245, 0);
    border: none;
    border: 1px solid rgba(233, 0, 9, 0.91);
}

.liuyan:focus, .tel:focus, .submit:focus {
    height: 80px;
    line-height: 80px;
    font-size: 20px;
    outline: none;
    border-radius: 40px;
    background-color: rgba(253, 255, 245, 0);
    outline-color: rgba(253, 255, 245, 0);
    box-shadow: 0 0 0 rgba(253, 255, 245, 0);
    border: none;
    border: 1px solid #3da6ff;
}

.liuyan {
    width: 40%;
    padding-left: 25px;
}

.tel {
    width: 30%;
    padding-left: 25px;
}

.submit {
    width: 20%;
    color: white;
    background: -webkit-linear-gradient(left, #4494ff, #36b6ff); /* Safari 5.1 - 6.0 */
    background: -o-linear-gradient(right, #4494ff, #36b6ff); /* Opera 11.1 - 12.0 */
    background: -moz-linear-gradient(right, #4494ff, #36b6ff); /* Firefox 3.6 - 15 */
    background: linear-gradient(to right, #4494ff, #36b6ff); /* 标准的语法（必须放在最后） */

}

.submit:active {
    width: 20%;
    color: white;
    background: -webkit-linear-gradient(left, #3b7ee0, #2e9ad7); /* Safari 5.1 - 6.0 */
    background: -o-linear-gradient(right, #3b7ee0, #2e9ad7); /* Opera 11.1 - 12.0 */
    background: -moz-linear-gradient(right, #3b7ee0, #2e9ad7); /* Firefox 3.6 - 15 */
    background: linear-gradient(to right, #3b7ee0, #2e9ad7); /* 标准的语法（必须放在最后） */

}

.footer {
    width: 100%;
    height: 270px;
    background-color: #2d3237;
}

.footer .info {
    width: 65%;
    height: 200px;
    margin: 0 auto;
}

.footer .info-lf {
    width: 70%;
    float: left;
    height: 160px;
    line-height: 40px;
    margin-top: 20px;

}

.footer .info-rt {
    width: 30%;
    float: right;
    font-size: 14px;
    height: 170px;
    text-align: center;
    color: white;
    margin-top: 15px;
}

.footer .beian {
    width: 100%;
    height: 70px;
    background-color: #FFFFFF;
    text-align: center;
    font-size: 16px;
    color: #7c8b9a;
    line-height: 70px;
}

.footer .beian img {
    width: 100%;
    height: 70px;
}

.footer .info-bottom {

}

.footer .info-bottom ul {
    margin-left: 20px;
}

.footer .info-bottom ul li {
    list-style: none;
    text-decoration: none;
    float: left;
    color: #7c8b9a;
    font-size: 16px;
    margin-right: 10px;
    line-height: 40px;
}

h3 {
    color: #666;
}

/*768px以下的设备*/
@media (max-width: 768px) {
    .nav {
        width: 100%;
        height: 50px;
        position: fixed;
        z-index: 1200;
        background-color: white;
    }

    .nav span {
        font-size: 12px;
    }

    .nav-lf {
        width: 14%;
        height: 50px;
        line-height: 50px;
        float: left;
        margin-left: 15%;
    }

    .nav-lf img {
        vertical-align: middle;
    }

    .nav-rt ul li {
        list-style: none;
        float: left;
        text-underline: none;
        text-align: center;
        line-height: 50px;
        color: #cccccc;
        font-size: 12px;
    }

    .nav-rt ul li a {
        width: 120px;
        height: 60px;
        text-decoration: none;
        font-size: 12px;
        color: #666666;
        padding: 10px;
    }

    .nav-rt ul li a:hover {
        font-size: 12px;
        color: #01a0e9;
    }

    .top-image {
        width: 100%;
        text-align: center;
        font-size: 30px;
        color: #999999;
    }

    .hlep .box-middle {
        text-align: center;
        font-size: 30px;
        color: #666666;
        margin: 10px auto;
    }

    .hlep .bottom .box .box-top img {
        text-align: center;
        margin: 0 auto;
        width: 100%;
        height: auto;
    }

    .hlep .box-bottom {
        width: 90%;
        height: 270px;
        font-size: 12px;
        color: #999;
        margin: 0 auto;
        padding: 10px;
        letter-spacing: 1px;
        line-height: 30px;
    }

    .advantage .bottom .box {
        width: 40%;
        height: 200px;
        border: 1px solid #eeeeee;
        border-radius: 2px;
        float: left;
        margin-top: 80px;
        padding: 10px;
    }

    .advantage .bottom .box:hover {
        width: 40%;
        height: 200px;
        border-radius: 2px;
        box-shadow: 0 3px 8px 3px #d2d1d1;
    }

    .advantage .bottom .box .box-lf {
        width: 30%;
        height: 200px;
        float: left;
        line-height: 200px;
        text-align: center;
    }

    .advantage .bottom .box .box-rt {
        width: 70%;
        height: 200px;
        float: left;
    }

    .advantage .bottom .box .box-lf img {
        vertical-align: middle;
        width: 100%;
        height: auto;
    }

    .advantage .bottom .box-rt-top {
        text-align: left;
        font-size: 28px;
        color: #666666;
        margin-bottom: 20px;
    }

    .advantage .box-rt-bottom {
        width: 90%;
        height: 100px;
        font-size: 12px;
        color: #888888;
        float: left;
        margin-top: 40px;
        letter-spacing: 1px;
        line-height: 30px;
        margin-left: 10px;
    }

    .serve .serve-banner img {
        width: 100%;
        height: auto;
    }

    .serve {
        width: 100%;
        height: auto;

    }

    .serve .serve-banner {
        width: 100%;
        height: auto;
    }

    .join {
        width: 100%;
        height: auto;
    }

    .bottom-title {
        width: 70%;
        height: 120px;
        margin: 0 auto;
        margin-top: 10px;
    }

    .join .bottom {
        width: 80%;
        height: 325px;
        font-size: 12px;
        text-align: center;
        margin: 0 auto;
    }

    .liuyan, .tel, .submit {
        height: 40px;
        line-height: 40px;
        font-size: 8px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid #e9e9e9;
    }

    .liuyanerr, .telerr, .submiterr {
        height: 40px;
        line-height: 40px;
        font-size: 8px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid rgba(233, 0, 9, 0.91);
    }

    .liuyan:focus, .tel:focus, .submit:focus {
        height: 40px;
        line-height: 40px;
        font-size: 8px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid #3da6ff;
    }

    .liuyan {
        width: 35%;
    }

    .tel {
        width: 30%;
    }

    .submit {
        width: 20%;
        color: white;
        background: -webkit-linear-gradient(left, #4494ff, #36b6ff); /* Safari 5.1 - 6.0 */
        background: -o-linear-gradient(right, #4494ff, #36b6ff); /* Opera 11.1 - 12.0 */
        background: -moz-linear-gradient(right, #4494ff, #36b6ff); /* Firefox 3.6 - 15 */
        background: linear-gradient(to right, #4494ff, #36b6ff); /* 标准的语法（必须放在最后） */

    }

    .submit:active {
        width: 20%;
        color: white;
        background: -webkit-linear-gradient(left, #3b7ee0, #2e9ad7); /* Safari 5.1 - 6.0 */
        background: -o-linear-gradient(right, #3b7ee0, #2e9ad7); /* Opera 11.1 - 12.0 */
        background: -moz-linear-gradient(right, #3b7ee0, #2e9ad7); /* Firefox 3.6 - 15 */
        background: linear-gradient(to right, #3b7ee0, #2e9ad7); /* 标准的语法（必须放在最后） */

    }

    .footer .info-bottom ul li {
        list-style: none;
        text-decoration: none;
        float: left;
        color: #7c8b9a;
        font-size: 8px;
        margin-right: 10px;
        line-height: 20px;
    }

    .box-top img {
        width: 100%;
        height: auto;
    }

    .zqinfo .middle img {
        width: 100%;
        height: auto;
    }

    .grades .info .box-top {
        font-size: 35px;
    }

    .grades .info .box-top2 {
        font-size: 35px;
    }

    .grades .info .box-top3 {
        font-size: 35px;
    }

    .box-bottom .neirong {
        width: 100%;
        line-height: 10px;
        font-size: 12px;
    }

    .grades .box-bottom .title {
        font-size: 28px;
        color: #999999;
        text-align: center;
        margin-bottom: 10px;
    }

    .core .core-banner img {
        width: 100%;
        height: auto;
    }
}

@media (min-width: 768px) and (max-width: 992px) {
    .nav {
        width: 100%;
        height: 50px;
        position: fixed;
        z-index: 1200;
        background-color: white;
    }

    .nav span {
        font-size: 12px;
    }

    .nav-lf {
        width: 14%;
        height: 50px;
        float: left;
        margin-left: 15%;
        line-height: 50px;
    }

    .nav-lf img {
        vertical-align: middle;
    }

    .nav-rt ul li {
        list-style: none;
        float: left;
        text-underline: none;
        text-align: center;
        line-height: 50px;
        color: #cccccc;
        font-size: 12px;
    }

    .nav-rt ul li a {
        width: 120px;
        height: 60px;
        text-decoration: none;
        font-size: 12px;
        color: #666666;
        padding: 10px;
    }

    .nav-rt ul li a:hover {
        font-size: 12px;
        color: #01a0e9;
    }

    .top-image {
        width: 100%;
        text-align: center;
        font-size: 30px;
        color: #999999;
    }

    .hlep .box-middle {
        text-align: center;
        font-size: 30px;
        color: #666666;
        margin: 10px auto;
    }

    .hlep .bottom .box .box-top img {
        text-align: center;
        margin: 0 auto;
        width: 100%;
        height: auto;
    }

    .hlep .box-bottom {
        width: 90%;
        height: 270px;
        font-size: 12px;
        color: #999;
        margin: 0 auto;
        padding: 10px;
        letter-spacing: 1px;
        line-height: 30px;
    }

    .advantage .bottom .box {
        width: 40%;
        height: 200px;
        border: 1px solid #eeeeee;
        border-radius: 2px;
        float: left;
        padding: 10px;
    }

    .advantage .bottom .box:hover {
        width: 40%;
        height: 200px;
        border-radius: 2px;
        box-shadow: 0 3px 8px 3px #d2d1d1;
        border: 1px solid #eeeeee;
        float: left;
        padding: 10px;
    }

    .advantage .bottom .box .box-lf {
        width: 30%;
        height: 200px;
        float: left;
        line-height: 200px;
        text-align: center;
    }

    .advantage .bottom .box .box-rt {
        width: 70%;
        height: 200px;
        float: left;
    }

    .advantage .bottom .box .box-lf img {
        vertical-align: middle;
        width: 100%;
        height: auto;
    }

    .advantage .bottom .box-rt-top {
        text-align: left;
        font-size: 28px;
        color: #666666;

    }

    .advantage .box-rt-bottom {
        width: 90%;
        height: 100px;
        font-size: 12px;
        color: #888888;
        float: left;
        letter-spacing: 1px;
        line-height: 30px;
        margin-left: 10px;
    }

    .serve .serve-banner img {
        width: 100%;
        height: auto;
    }

    .serve {
        width: 100%;
        height: auto;

    }

    .serve .serve-banner {
        width: 100%;
        height: auto;
    }

    .join {
        width: 100%;
        height: auto;
    }

    .bottom-title {
        width: 70%;
        height: 120px;
        margin: 0 auto;
        margin-top: 10px;
    }

    .join .bottom {
        width: 80%;
        height: 325px;
        font-size: 12px;
        text-align: center;
        margin: 0 auto;
    }

    .liuyan, .tel, .submit {
        height: 40px;
        line-height: 40px;
        font-size: 8px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid #e9e9e9;
    }

    .liuyanerr, .telerr, .submiterr {
        height: 40px;
        line-height: 40px;
        font-size: 8px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid rgba(233, 0, 9, 0.91);
    }

    .liuyan:focus, .tel:focus, .submit:focus {
        height: 40px;
        line-height: 40px;
        font-size: 8px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid #3da6ff;
    }

    .liuyan {
        width: 35%;
    }

    .tel {
        width: 30%;
    }

    .submit {
        width: 20%;
        color: white;
        background: -webkit-linear-gradient(left, #4494ff, #36b6ff); /* Safari 5.1 - 6.0 */
        background: -o-linear-gradient(right, #4494ff, #36b6ff); /* Opera 11.1 - 12.0 */
        background: -moz-linear-gradient(right, #4494ff, #36b6ff); /* Firefox 3.6 - 15 */
        background: linear-gradient(to right, #4494ff, #36b6ff); /* 标准的语法（必须放在最后） */

    }

    .submit:active {
        width: 20%;
        color: white;
        background: -webkit-linear-gradient(left, #3b7ee0, #2e9ad7); /* Safari 5.1 - 6.0 */
        background: -o-linear-gradient(right, #3b7ee0, #2e9ad7); /* Opera 11.1 - 12.0 */
        background: -moz-linear-gradient(right, #3b7ee0, #2e9ad7); /* Firefox 3.6 - 15 */
        background: linear-gradient(to right, #3b7ee0, #2e9ad7); /* 标准的语法（必须放在最后） */

    }

    .footer .info-bottom ul li {
        list-style: none;
        text-decoration: none;
        float: left;
        color: #7c8b9a;
        font-size: 8px;
        margin-right: 10px;
        line-height: 20px;
    }

    .box-top img {
        width: 100%;
        height: auto;
    }

    .about-box .box-bottom {

        text-align: center;
        margin: 0 auto;
    }

    .zqinfo .middle img {
        width: 100%;
        height: auto;
    }

    .grades .info .box-top {
        font-size: 45px;
    }

    .grades .info .box-top2 {
        font-size: 45px;
    }

    .grades .info .box-top3 {
        font-size: 45px;
    }

    .box-bottom .neirong {
        width: 100%;
        line-height: 10px;
        font-size: 14px;
    }

    .grades .box-bottom .title {
        font-size: 32px;
        color: #999999;
        text-align: center;
        margin-bottom: 10px;
    }

    .core .core-banner img {
        width: 100%;
        height: auto;
    }
}

/*大屏幕（大桌面显示器，大于等于 1200px）*/
@media (min-width: 992px)and (max-width: 1350px) {
    .nav {
        width: 100%;
        height: 50px;
        position: fixed;
        z-index: 1200;
        background-color: white;
    }

    .nav span {
        font-size: 14px;
    }

    .nav-lf {
        width: 14%;
        height: 50px;
        float: left;
        margin-left: 15%;
        line-height: 50px;
    }

    .nav-lf img {
        vertical-align: middle;
    }

    .nav-rt ul li {
        list-style: none;
        float: left;
        text-underline: none;
        text-align: center;
        line-height: 50px;
        color: #cccccc;
        font-size: 16px;
    }

    .nav-rt ul li a {
        width: 120px;
        height: 60px;
        text-decoration: none;
        font-size: 16px;
        color: #666666;
        padding: 10px;
    }

    .nav-rt ul li a:hover {
        font-size: 16px;
        color: #01a0e9;
    }

    .top-image {
        width: 100%;
        text-align: center;
        font-size: 35px;
        color: #999999;
    }

    .hlep .box-middle {
        text-align: center;
        font-size: 32px;
        color: #666666;
        margin: 10px auto;
    }

    .hlep .bottom .box .box-top img {
        text-align: center;
        margin: 0 auto;
        width: 100%;
        height: auto;
    }

    .hlep .box-bottom {
        width: 90%;
        height: 270px;
        font-size: 18px;
        color: #999;
        margin: 0 auto;
        padding: 10px;
        letter-spacing: 1px;
        line-height: 30px;
    }

    .advantage .bottom .box {
        width: 40%;
        height: 200px;
        border: 1px solid #eeeeee;
        border-radius: 2px;
        float: left;
        margin-top: 80px;
        padding: 10px;
    }

    .advantage .bottom .box:hover {
        width: 40%;
        height: 200px;
        border-radius: 2px;
        box-shadow: 0 3px 8px 3px #d2d1d1;
    }

    .advantage .bottom .box .box-lf {
        width: 30%;
        height: 200px;
        float: left;
        line-height: 200px;
        text-align: center;
    }

    .advantage .bottom .box .box-rt {
        width: 70%;
        height: 200px;
        float: left;
    }

    .advantage .bottom .box .box-lf img {
        vertical-align: middle;
        width: 100%;
        height: auto;
    }

    .advantage .bottom .box-rt-top {
        text-align: left;
        font-size: 32px;
        color: #666666;
        margin-bottom: 20px;
    }

    .advantage .box-rt-bottom {
        width: 90%;
        height: 100px;
        font-size: 16px;
        color: #888888;
        float: left;
        margin-top: 40px;
        letter-spacing: 1px;
        line-height: 30px;
        margin-left: 10px;
    }

    .serve .serve-banner img {
        width: 100%;
        height: auto;
    }

    .serve {
        width: 100%;
        height: auto;

    }

    .serve .serve-banner {
        width: 100%;
        height: auto;
    }

    .join {
        width: 100%;
        height: auto;
    }

    .bottom-title {
        width: 70%;
        height: 120px;
        margin: 0 auto;
        margin-top: 10px;
    }

    .join .bottom {
        width: 80%;
        height: 325px;
        font-size: 18px;
        text-align: center;
        margin: 0 auto;
    }

    .liuyan, .tel, .submit {
        height: 40px;
        line-height: 40px;
        font-size: 14px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid #e9e9e9;
    }

    .liuyanerr, .telerr, .submiterr {
        height: 40px;
        line-height: 40px;
        font-size: 14px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid rgba(233, 0, 9, 0.91);
    }

    .liuyan:focus, .tel:focus, .submit:focus {
        height: 40px;
        line-height: 40px;
        font-size: 14px;
        outline: none;
        border-radius: 20px;
        background-color: rgba(253, 255, 245, 0);
        outline-color: rgba(253, 255, 245, 0);
        box-shadow: 0 0 0 rgba(253, 255, 245, 0);
        border: none;
        border: 1px solid #3da6ff;
    }

    .liuyan {
        width: 35%;
    }

    .tel {
        width: 30%;
    }

    .submit {
        width: 20%;
        color: white;
        background: -webkit-linear-gradient(left, #4494ff, #36b6ff); /* Safari 5.1 - 6.0 */
        background: -o-linear-gradient(right, #4494ff, #36b6ff); /* Opera 11.1 - 12.0 */
        background: -moz-linear-gradient(right, #4494ff, #36b6ff); /* Firefox 3.6 - 15 */
        background: linear-gradient(to right, #4494ff, #36b6ff); /* 标准的语法（必须放在最后） */

    }

    .submit:active {
        width: 20%;
        color: white;
        background: -webkit-linear-gradient(left, #3b7ee0, #2e9ad7); /* Safari 5.1 - 6.0 */
        background: -o-linear-gradient(right, #3b7ee0, #2e9ad7); /* Opera 11.1 - 12.0 */
        background: -moz-linear-gradient(right, #3b7ee0, #2e9ad7); /* Firefox 3.6 - 15 */
        background: linear-gradient(to right, #3b7ee0, #2e9ad7); /* 标准的语法（必须放在最后） */

    }

    .footer .info-bottom ul li {
        list-style: none;
        text-decoration: none;
        float: left;
        color: #7c8b9a;
        font-size: 8px;
        margin-right: 10px;
        line-height: 20px;
    }

    .box-top img {
        width: 100%;
        height: auto;
    }

    .about-box .box-bottom {
        text-align: center;
        margin: 0 auto;
    }

    .zqinfo .middle img {
        width: 100%;
        height: auto;
    }

    .grades .info .box-top {
        font-size: 55px;
    }

    .grades .info .box-top2 {
        font-size: 55px;
    }

    .grades .info .box-top3 {
        font-size: 55px;
    }

    .core .core-banner img {
        width: 100%;
        height: auto;
    }
}