.zhanwei {
    width: 100%;
    height: 70px;
}

.directory {
    font-size: 20px;
    color: #333333;
    width: calc(100% - 240px);
    margin: 25px auto 35px;
}

.banner {
    width: calc(100% - 240px);
    margin: 0 auto;
}

.banner img {
    width: 100%;
}

.section1 {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #F5F6F8;
    min-height: 327.76px;
    margin-top: 67px;
    padding-bottom: 80px;
}

.section1 p:nth-child(1) {
    font-size: 48px;
    color: #BF9651;
    line-height: 58px;
    text-align: center;
    margin-top: 56px;
}

.section1 p:nth-child(2),
.section1 p:nth-child(3),
.section1 p:nth-child(4) {
    font-size: 20px;
    color: #333333;
    line-height: 41px;
    text-align: center;
    margin-top: 33px;
}

/* 第二部分 */
.section2 {
    width: 100%;
    display: flex;
    flex-direction: column;
    background: white;
    align-items: center;
}

.section2-box {
    position: relative;
    width: 100%;
    max-width: 1538.53px;
    min-height: 481.52px;
    margin-top: 73px;
}

.section2-img {
    width: 57.83%;
    position: absolute;
    z-index: 1;
}

.section2-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    background: linear-gradient(to right, rgba(214, 215, 217, 1), rgba(245, 246, 248, 0));
    width: 85.18%;
    height: 441.94px;
    position: absolute;
    z-index: 0;
    right: 0;
    bottom: 0;
}

.section2-block {
    width: 49.52%;
    padding: 0px 70px 0px 30px;
    display: flex;
    flex-direction: column;
}

.section2-progress {
    width: 100%;
    height: 1px;
    background: rgba(170, 170, 172, 0.5);
    margin-top: 20px;
}

.section2-progress>div {
    width: 50%;
    height: 2px;
    background: rgba(206, 153, 77, 0.8);
    transform: translateY(-25%);
}

.section2-block p:nth-child(1) {
    font-size: 24px;
    color: #333333;
    line-height: 36px;
    margin-top: 70px;
}

.section2-block p:nth-child(3) {
    font-size: 16px;
    color: #333333;
    line-height: 33px;
    margin-top: 15px;
}

.section2-block p:nth-child(4) {
    font-size: 16px;
    color: #333333;
    line-height: 33px;
    margin-top: 32px;
}

.section2-box:nth-child(even) .section2-img {
    right: 0;
}

.section2-box:nth-child(even) .section2-wrap {
    background: linear-gradient(to left, rgba(214, 215, 217, 1), rgba(245, 246, 248, 0));
    left: 0;
    align-items: flex-start;
}

.section2-box:nth-child(even) .section2-block {
    padding-left: 60px;
}

.section2-tips {
    margin: 62px 0 80px 0;
    font-size: 20px;
    color: #333333;
    line-height: 57px;
    text-align: center;
}

/* 第三部分 */
.section3 {
    display: flex;
    flex-direction: column;
    background: #EBECF0;
    width: 100%;
}

.section3-text {
    font-size: 48px;
    color: #BF9651;
    line-height: 58px;
    text-align: center;
    margin-top: 50px;
}

.section3-imgbox {
    width: 100%;
    padding: 50px 282px 78px 282px;
    display: flex;
}

.section3-imgbox a {
    width: calc((100% - 198px)/3);
    position: relative;
}

.section3-imgbox a:nth-child(2) {
    margin: 0 99px;
}
.section3-imgbox a>img{
    width: 100%;
}
.section3-imgbox a>p {
    /* width: calc(100% - 30px); */
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding: 0 15px;
    position: absolute;
    bottom: 0;
    font-size: 26px;
    color: #FFFFFF;
    line-height: 31px;
    text-align: center;
    margin-bottom: 25px;
}

/* 第四部分 */
.section4 {
    width: 100%;
    background: white;
    display: flex;
    align-items: center;
    flex-direction: column;
}

.section4 p {
    font-size: 50px;
    color: #BF9651;
    line-height: 60px;
    text-align: center;
    margin-top: 54px;
}

.section4 img {
    width: calc(100% - 172px);
    margin-top: 45px;
    margin-bottom: 93px;
    margin-left: auto;
    margin-right: auto;
}


@media screen and (max-width: 1440px) {
    .directory {
        width: calc(100% - 128px);
    }

    .banner {
        width: calc(100% - 128px);
    }

    /* 第一部分 */
    .section1 {
        min-height: 259.62px;
        margin-top: 60px;
    }

    .section1 p:nth-child(1) {
        font-size: 36px;
        line-height: 44px;
        margin-top: 49px;
    }

    .section1 p:nth-child(2) {
        font-size: 18px;
        margin-top: 25px;
    }

    /* 第二部分 */
    .section2-box {
        min-height: 411.22px;
        margin-top: 62px;
    }

    .section2-wrap {
        height: 376.22px;
    }

    .section2-block {
        padding: 0px 65px 0px 30px;
    }

    .section2-box:nth-child(even) .section2-block {
        padding-left: 51px;
    }

    .section2-block p:nth-child(1) {
        font-size: 24px;
        color: #333333;
        line-height: 36px;
        margin-top: 58px;
    }

    .section2-block p:nth-child(3) {
        margin-top: 15px;
    }

    .section2-block p:nth-child(4) {
        margin-top: 32px;
    }

    /* 第三部分 */
    .section3-text {
        font-size: 36px;
        line-height: 44px;
        margin-top: 37px;
    }

    .section3-imgbox {
        width: 100%;
        padding: 38px 212px 59px 212px;
    }

    .section3-imgbox a {
        width: calc((100% - 148px)/3);
    }

    .section3-imgbox a:nth-child(2) {
        margin: 0 74px;
    }

    /* 第四部分 */
    .section4 p {
        font-size: 38px;
        line-height: 45px;
    }

    .section4 img {
        width: calc(100% - 130px);
        margin-top: 29px;
        margin-bottom: 71px;
    }
}

@media screen and (max-width: 1280px) {
    .directory {
        width: calc(100% - 120px);
    }

    .banner {
        width: calc(100% - 120px);
    }

    /* 第一部分 */
    .section1 p:nth-child(1) {
        font-size: 32px;
        line-height: 38px;
        margin-top: 53px;
    }

    .section1 p:nth-child(2) {
        font-size: 18px;
        margin-top: 25px;
    }

    /* 第二部分 */
    .section2-box {
        min-height: 363.37;
        margin-top: 55px;
    }

    .section2-wrap {
        height: 333.14px;
    }

    .section2-block {
        padding: 0px 40px 0px 30px;
    }

    .section2-box:nth-child(even) .section2-block {
        padding-left: 20px;
    }

    .section2-block p:nth-child(1) {
        font-size: 20px;
        line-height: 32px;
        margin-top: 36px;
    }

    .section2-block p:nth-child(3) {
        margin-top: 15px;
        font-size: 16px;
        line-height: 30px;
    }

    .section2-block p:nth-child(4) {
        margin-top: 32px;
        font-size: 16px;
        line-height: 30px;
    }

    .section2-tips {
        font-size: 16px;
        line-height: 48.52px;
        margin: 54px 0;
    }

    /* 第三部分 */
    .section3-text {
        font-size: 32px;
        line-height: 38px;
    }

    .section3-imgbox {
        padding: 38px 132px 59px 132px;
    }

    .section3-imgbox a {
        width: calc((100% - 148px)/3);
    }

    .section3-imgbox a:nth-child(2) {
        margin: 0 74px;
    }
    .section3-imgbox a>p {
        font-size: 21px;
        line-height: 25px;
        margin-bottom: 20px;
    }

    /* 第四部分 */
    .section4 p {
        font-size: 34px;
        line-height: 40px;
        margin-top: 42px;
    }

    .section4 img {
        width: calc(100% - 130px);
        margin-top: 30px;
        margin-bottom: 65px;
    }
}

@media screen and (max-width: 1024px) {
    .directory {
        width: calc(100% - 44px);
        margin: 25px auto 18px;
    }

    .banner {
        width: calc(100% - 44px);
    }

    /* 第一部分 */
    .section1 {
        min-height: 259.62px;
        margin-top: 43px;
    }

    .section1 p:nth-child(1) {
        width: calc(100% - 96px);
        font-size: 40px;
        line-height: 48px;
        margin-top: 45px;
    }

    .section1 p:nth-child(2),
    .section1 p:nth-child(3),
    .section1 p:nth-child(4){
        width: calc(100% - 260px);
        font-size: 16px;
        line-height: 31px;
    }

    /* 第二部分 */
    .section2-box {
        display: flex;
        width: calc(100% - 44px);
        flex-direction: column;
        margin-top: 61px;
        min-height: auto;
    }

    .section2-img {
        width: 100%;
        position: relative;
    }

    .section2-wrap {
        background: linear-gradient(to bottom, rgba(214, 215, 217, 1), rgba(245, 246, 248, 0)) !important;
        width: 100%;
        position: relative;
        height: auto;
    }

    .section2-block {
        width: 100%;
        padding: 0px 90px;
    }

    .section2-progress {
        display: none;
    }

    .section2-block p:nth-child(1) {
        margin-top: 38px;
        text-align: center;
        font-size: 20px;
        line-height: 32px;
    }

    .section2-block p:nth-child(3) {
        margin-top: 28px;
        text-align: center;
        font-size: 16px;
        line-height: 30px;
    }

    .section2-block p:nth-child(4) {
        margin-top: 0px;
        text-align: center;
        font-size: 16px;
        line-height: 30px;
    }

    .section2-tips {
        margin: 35px 22px;
        font-size: 16px;
        line-height: 48.52px;
    }

    /* 第三部分 */
    .section3-imgbox {
        padding: 36px 20px 65px 20px;
    }

    .section3-imgbox a {
        width: calc((100% - 144px)/3);
    }

    .section3-imgbox a:nth-child(2) {
        margin: 0 72px;
    }
    .section3-imgbox a>p {
        font-size: 18px;
        line-height: 22px;
        margin-bottom: 18px;
    }

    /* 第四部分 */
    .section4 p {
        font-size: 40px;
        line-height: 48px;
        margin-top: 72px;
    }

    .section4 img {
        width: calc(100% - 44px);
        margin-top: 48px;
        margin-bottom: 48px;
    }
}

@media screen and (max-width: 768px) {
    .zhanwei {
        height: 44px;
    }
    .directory {
        width: calc(100% - 40px);
        margin-top: 30px;
    }

    .banner {
        width: calc(100% - 40px);
    }

    .section1 p:nth-child(2),
    .section1 p:nth-child(3),
    .section1 p:nth-child(4){
        font-size: 14px;
        line-height: 28px;
        width: calc(100% - 100px);
    }

    /* 第二部分 */
    .section2-box {
        width: calc(100% - 40px);
        margin-top: 57px;
    }

    .section2-block {
        width: 100%;
        padding: 0px 38px !important;
    }

    .section2-block p:nth-child(1) {
        margin-top: 26px;
    }

    .section2-block p:nth-child(3) {
        margin-top: 25px;
    }

    .section2-tips {
        margin: 40px 66px;
        font-size: 16px;
        line-height: 30px;
    }

    /* 第三部分 */
    .section3-text {
        font-size: 30px;
        line-height: 36px;
    }

    .section3-imgbox {
        padding: 26px 17px 50px 17px;
    }

    .section3-imgbox a {
        width: calc((100% - 106px)/3);
    }

    .section3-imgbox a:nth-child(2) {
        margin: 0 53px;
    }
    .section3-imgbox a>p {
        font-size: 14px;
        line-height: 16px;
        margin-bottom: 14px;
    }

    /* 第四部分 */
    .section4 p {
        font-size: 32.34px;
        line-height: 38.81px;
        margin-top: 39px;
    }

    .section4 img {
        width: calc(100% - 32px);
        margin-top: 21px;
        margin-bottom: 35px;
    }
}

@media screen and (max-width: 650px) {
    .directory {
        width: calc(100% - 20px);
        font-size: 14px;
        margin-top: 11px;
    }

    .banner {
        width: calc(100% - 20px);
    }

    /* 第一部分 */
    .section1 {
        margin-top: 28px;
    }

    .section1 p:nth-child(1) {
        width: calc(100% - 52px);
        font-size: 18px;
        line-height: 21.6px;
        margin-top: 31px;
    }

    .section1 p:nth-child(2),
    .section1 p:nth-child(3),
    .section1 p:nth-child(4) {
        width: calc(100% - 40px);
        margin-top: 14px;
    }

    /* 第二部分 */
    .section2-box {
        width: calc(100% - 20px);
        margin-top: 37px;
    }

    .section2-block {
        width: 100%;
        padding: 0px 25px !important;
    }

    .section2-block p:nth-child(1) {
        margin-top: 26px;
        font-size: 14px;
        line-height: 24px;
    }

    .section2-block p:nth-child(3) {
        margin-top: 14px;
        font-size: 14px;
        line-height: 24px;
    }

    .section2-block p:nth-child(4) {
        font-size: 14px;
        line-height: 24px;
    }

    .section2-tips {
        margin: 36px;
        font-size: 14px;
        line-height: 28px;
    }

    /* 第三部分 */
    .section3-text {
        font-size: 18px;
        line-height: 22px;
        margin-top: 14px;
    }

    .section3-imgbox {
        padding: 13px 8px 22px 8px;
    }

    .section3-imgbox a {
        width: calc((100% - 52px)/3);
    }

    .section3-imgbox a:nth-child(2) {
        margin: 0 26px;
    }
    .section3-imgbox a>p {
        font-size: 6px;
        line-height: 6px;
        margin-bottom: 7px;
    }

    /* 第四部分 */
    .section4 p {
        font-size: 18px;
        line-height: 22px;
        margin-top: 24px;
    }

    .section4 img {
        width: calc(100% - 30px);
        margin-top: 21px;
        margin-bottom: 23px;
    }
}