* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
    list-style: none;
}

div {
    display: block;
}

.main {
    width: 100%;
    overflow: hidden;
}


.contact_box1 {
    background: url(../images/contact_11.jpg) no-repeat center top;
    background-size: cover;
    overflow: hidden;
}

.contact_box1 .w1400 {
    margin-top: 100px;
    margin-bottom: 20px;
    display: flex;
    border: 1px solid #eeeeee;
    border-radius: 15px;
    background: #ffffff;
    padding: 50px 50px 100px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
}

.contact_box1 .w1400 .l {
    width: 620px;
}

.contact_box1 .w1400 .l h3 {
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 28px;
    line-height: 50px;
    padding-bottom: 25px;
    margin-bottom: 25px;
    border-bottom: 2px solid #eeeeee;
}

.contact_box1 .w1400 .l .box1 {
    border-bottom: 2px solid #eeeeee;
    position: relative;
    font-family: "HarmonyOS_Sans_SC_Light";
}

.contact_box1 .w1400 .l .box1>h4 {
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 16px;
    line-height: 24px;
    color: #777777;
}

.contact_box1 .w1400 .l .box1 .tel {
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 24px;
    line-height: 36px;
}

.contact_box1 .w1400 .l .box1 .email {
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 16px;
    line-height: 24px;
    color: #777777;
    margin-bottom: 40px;
}

.contact_box1 .w1400 .l .box1>p {
    margin-bottom: 40px;
}

.contact_box1 .w1400 .l .box1 .wx {
    position: absolute;
    top: 0;
    right: 100px;
    width: 154px;
    height: 50px;
    border: 2px solid #eeeeee;
    border-radius: 25px;
}

.contact_box1 .w1400 .l .box1 .wx dt {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 16px;
    line-height: 50px;
    color: #14d523;
}

.contact_box1 .w1400 .l .box1 .wx dt img {
    margin-right: 5px;
}

.contact_box1 .w1400 .l .box2 {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
}

.contact_box1 .w1400 .l .box2>p {
    width: 100%;
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 16px;
    line-height: 24px;
    color: #777777;
    margin-bottom: 24px;
}

.contact_box1 .w1400 .l .box2>p a {
    color: #ff5101;
    text-decoration: underline;
}

.contact_box1 .w1400 .l .box2>div {
    border: 1px solid #eeeeee;
    border-radius: 10px;
    padding: 14px;
    margin: 0 20px;
}

.contact_box1 .w1400 .l .box2>span {
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 16px;
    line-height: 24px;
    color: #555555;
    padding-top: 70px;
}

.contact_box1 .w1400 .r {
    width: 620px;
}

.contact_box1 .w1400 .r h3 {
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 28px;
    line-height: 50px;
    padding-bottom: 25px;
    margin-bottom: 25px;
    border-bottom: 2px solid #eeeeee;
}

.contact_box1 .w1400 .r .ul1 {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.contact_box1 .w1400 .r .ul1 li {
    width: 290px;
    padding: 25px 0;
    border-bottom: 1px solid #aaaaaa;
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 16px;
    line-height: 24px;
}

.contact_box1 .w1400 .r .ul1 li input {
    width: calc(100% - 10px);
    height: 24px;
    border: 0;
    outline: none;
}

.contact_box1 .w1400 .r .ul1 li span {
    display: inline-block;
    width: 10px;
    height: 24px;
    color: #ff5101;
}

.contact_box1 .w1400 .r dl dt {
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 20px;
    line-height: 20px;
    margin: 40px 0 20px;
}

.contact_box1 .w1400 .r dl dt span {
    color: #ff5101;
}

.contact_box1 .w1400 .r dl dd {
    display: flex;
    flex-wrap: wrap;
}

.contact_box1 .w1400 .r dl dd div {
    width: 230px;
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 16px;
    line-height: 16px;
    padding-bottom: 20px;
}

.contact_box1 .w1400 .r dl dd div input {
    margin-right: 10px;
    accent-color: #ff5101;
}

.contact_box1 .w1400 .r dl dd div:nth-child(3n) {
    width: 160px;
}

.contact_box1 .w1400 .r dl dd textarea {
    width: 100%;
    height: 90px;
    border: 1px solid #aaaaaa;
    border-radius: 5px;
    padding: 15px;
    box-sizing: border-box;
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 16px;
    line-height: 24px;
}

.contact_box1 .w1400 .r button {
    width: 100%;
    height: 56px;
    margin-top: 20px;
    background: #ff5101;
    border: 0;
    border-radius: 5px;
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 18px;
    line-height: 56px;
    color: #ffffff;
}

.contact_box1 .w1400 .r>div {
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 16px;
    line-height: 20px;
    color: #999999;
    margin-top: 20px;
}

.contact_box1 .w1400 .r>div input {
    margin-right: 5px;
    accent-color: #ff5101;
}

.contact_box1 .w1400 .r>div span {
    color: #ff5101;
}






.about_tit h3 {
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 46px;
    line-height: 46px;
}

.about_tit p {
    font-family: "HarmonyOS_Sans_SC_Light";
    font-size: 18px;
    line-height: 40px;
    color: #666666;
}

.about_box1 .w1400 {
    margin-top: 100px;
    margin-bottom: 120px;
    display: flex;
    flex-wrap: wrap;
}

.about_box1 .l {
    width: 50%;
}

.about_box1 .r {
    width: 50%;
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 16px;
    line-height: 28px;
    color: #666666;
}

.about_box1 .img {
    width: 100%;
}

.about_box1 .img img {
    width: 100%;
    display: block;
}

.about_box2 {
    background: url(../images/about_21.jpg) no-repeat center center;
    background-size: cover;
    overflow: hidden;
}

.about_box2 .w1400 {
    margin-top: 100px;
    margin-bottom: 120px;
    display: flex;
    flex-wrap: wrap;
}

.about_box2 .l {
    width: 280px;
}

.about_box2 .r {
    width: 1070px;
    display: flex;
    flex-wrap: wrap;
}

.about_box2 .r li {
    width: 330px;
    height: 370px;
    background: #ffffff;
    margin-bottom: 40px;
    padding: 40px 30px 0;
    box-sizing: border-box;
    border: 1px solid #eeeeee;
    border-radius: 5px;
    box-shadow: 3px 3px 5px rgba(131, 131, 131, 0.1);
}

.about_box2 .r li:not(:nth-child(3n)) {
    margin-right: 40px;
}

.about_box2 .r li span {
    display: block;
    width: 65px;
    height: 65px;
    margin-bottom: 90px;
}

.about_box2 .r li h3 {
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 26px;
    line-height: 40px;
    color: #444444;
}

.about_box2 .r li p {
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 16px;
    line-height: 24px;
    color: #777777;
    margin-top: 20px;
}

.about_box3 .w1400 {
    margin-top: 100px;
    margin-bottom: 120px;
    display: flex;
    flex-wrap: wrap;
}

.about_box3 .l {
    width: 50%;
}

.about_box3 .l .con {
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 16px;
    line-height: 28px;
    color: #666666;
    margin-top: 70px;
}

.about_box3 .r {
    width: 50%;
    padding-top: 60px;
}

.about_box4 {
    background: url(../images/about_41.jpg) no-repeat center bottom;
    background-size: cover;
    overflow: hidden;
    padding-bottom: 360px;
}

.about_box4 .w1400 {
    margin-top: 100px;
    margin-bottom: 120px;
    display: flex;
    flex-wrap: wrap;
}

.about_box4 .l {
    width: 50%;
}

.about_box4 .r {
    width: 50%;
    font-family: "HarmonyOS_Sans_SC_Medium";
    font-size: 16px;
    line-height: 28px;
    color: #666666;
}

.about_box4 .r .a_more {
    margin-top: 34px;
    width: 170px;
    height: 48px;
    border-radius: 24px;
    border: 1px solid #ff5101;
    overflow: hidden;
    background: #ff5101;
    color: #ffffff;
    position: relative;
    z-index: 3;
    transition: all 0.3s ease;
}

.about_box4 .r .a_more:hover {
    color: #ff5101;
}

.about_box4 .r .a_more .iconfont {
    display: block;
    margin-left: 35px;
    transition: all 0.4s ease;
}

.about_box4 .r .a_more:hover .iconfont {
    margin-left: 40px;
}

.about_box4 .r .a_more::before {
    position: absolute;
    content: "";
    display: block;
    left: -100%;
    width: 100%;
    height: 100%;
    border-radius: 24px;
    z-index: -1;
    transition: all 0.6s ease;
    background: #ffffff;
}

.about_box4 .r .a_more:hover:before {
    left: 0;
}

@media (max-width: 1600px) {
    .contact_box1 .w1400 {
        margin-top: 80px;
        margin-bottom: 16px;
        padding: 40px 40px 80px;
    }

    .contact_box1 .w1400 .l h3 {
        font-size: 25px;
        line-height: 40px;
        padding-bottom: 20px;
        margin-bottom: 20px;
    }

    .contact_box1 .w1400 .r h3 {
        font-size: 25px;
        line-height: 40px;
        padding-bottom: 20px;
        margin-bottom: 20px;
    }

    .contact_box1 .w1400 .l .box1 .tel {
        font-size: 23px;
    }

    .contact_box1 .w1400 .l .box1 .email {
        margin-bottom: 30px;
    }

    .contact_box1 .w1400 .l .box1>p {
        margin-bottom: 30px;
    }

    .contact_box1 .w1400 .l .box1 .wx {
        right: 70px;
        width: 150px;
        height: 45px;
    }

    .contact_box1 .w1400 .l .box2 {
        margin-top: 25px;
    }

    .contact_box1 .w1400 .l .box2>p {
        margin-bottom: 20px;
    }

    .contact_box1 .w1400 .r .ul1 li {
        padding: 18px 0;
    }

    .contact_box1 .w1400 .r dl dt {
        font-family: "HarmonyOS_Sans_SC_Medium";
        font-size: 19px;
        line-height: 20px;
        margin: 30px 0 18px;
    }

    .contact_box1 .w1400 .r dl dd div {
        padding-bottom: 18px;
    }

    .contact_box1 .w1400 .r dl dd textarea {
        padding: 10px;
    }

    .contact_box1 .w1400 .r button {
        height: 50px;
        line-height: 50px;
    }

    .contact_box1 .w1400 .l {
        width: 545px;
    }
}

@media (max-width: 1400px) {
    .contact_box1 .w1400 {
        margin-top: 60px;
        margin-bottom: 16px;
        padding: 30px 30px 60px;
    }

    .contact_box1 .w1400 .l h3 {
        font-size: 23px;
        line-height: 33px;
        padding-bottom: 10px;
        margin-bottom: 10px;
    }

    .contact_box1 .w1400 .r h3 {
        font-size: 23px;
        line-height: 33px;
        padding-bottom: 10px;
        margin-bottom: 10px;
    }

    .contact_box1 .w1400 .l .box1 .email {
        margin-bottom: 20px;
    }

    .contact_box1 .w1400 .l .box1>p {
        margin-bottom: 20px;
    }

    .contact_box1 .w1400 .l .box2 {
        margin-top: 20px;
    }

    .contact_box1 .w1400 .l .box2>p {
        margin-bottom: 15px;
    }

    .contact_box1 .w1400 .l .box2>span {
        font-family: "HarmonyOS_Sans_SC_Light";
        font-size: 15px;
        line-height: 24px;
        color: #555555;
        padding-top: 41px;
    }

    .contact_box1 .w1400 .l .box1 .wx {
        right: 40px;
    }

    .contact_box1 .w1400 .r .ul1 li {
        padding: 10px 0;
    }

    .contact_box1 .w1400 .r dl dt {
        font-size: 18px;
        line-height: 20px;
        margin: 25px 0 15px;
    }

    .contact_box1 .w1400 .r dl dd div {
        padding-bottom: 15px;
    }
}

@media (max-width: 1300px) {
    .contact_box1 .w1400 .r dl dd div:nth-child(3n) {
        width: 230px;
    }
}

@media (max-width: 1200px) {
    .contact_box1 .w1400 .l h3 {
        font-size: 20px;
        line-height: 30px;
        padding-bottom: 8px;
        margin-bottom: 8px;
    }

    .contact_box1 .w1400 .r h3 {
        font-size: 20px;
        line-height: 30px;
        padding-bottom: 8px;
        margin-bottom: 8px;
    }

    .contact_box1 .w1400 .l .box1>h4 {
        font-size: 14px;
        line-height: 20px;
    }

    .contact_box1 .w1400 .l .box1 .tel {
        font-size: 20px;
    }

    .contact_box1 .w1400 .l .box1 .email {
        margin-bottom: 15px;
        font-size: 15px;
        line-height: 20px;

    }

    .contact_box1 .w1400 .l .box1>p {
        margin-bottom: 15px;
        font-size: 14px;
    }

    .contact_box1 .w1400 .l .box2 {
        margin-top: 15px;
    }

    .contact_box1 .w1400 .l .box2>div {
        border-radius: 10px;
        padding: 10px;
        margin: 0px 15px;
    }

    .contact_box1 .w1400 .l .box2>span {
        font-size: 14px;
        line-height: 20px;
        padding-top: 35px;
    }

    .contact_box1 .w1400 .l .box2>div img {
        display: block;
        width: 80px;
    }

    .contact_box1 .w1400 .l .box1 .wx {
        width: 130px;
        height: 40px;
    }

    .contact_box1 .w1400 .l .box1 .wx dt {
        font-size: 14px;
    }

    .contact_box1 .w1400 .r .ul1 li {
        width: 100%;
    }

    .contact_box1 .w1400 .r .ul1 li {
        padding: 8px 0;
    }

    .contact_box1 .w1400 .r dl dt {
        font-size: 16px;
        line-height: 20px;
        margin: 20px 0 14px;
    }

    .contact_box1 .w1400 .r dl dd div {
        font-size: 15px;
        line-height: 15px;
        padding-bottom: 11px;
    }

    .contact_box1 .w1400 .r button {
        font-size: 16px;
    }

    .contact_box1 .w1400 .r button {
        height: 40px;
        line-height: 40px;
    }

    .contact_box1 .w1400 {
        margin-top: 30px;
        margin-bottom: 10px;
        padding: 20px 16px 40px;
    }


}

@media (max-width: 768px) {
    .contact_box1 .w1400 {
        flex-wrap: wrap;
    }

    .contact_box1 .w1400 .l {
        width: 100%;
    }

    .contact_box1 .w1400 .r {
        width: 100%;
        margin-top: 25px;
    }

    .contact_box1 .w1400 .r>div {
        font-size: 15px;
    }

    .contact_box1 .w1400 .l h3 {
        font-size: 18px;
        line-height: 24px;
    }

    .contact_box1 .w1400 .l .box1 .email {
        margin-bottom: 10px;
        font-size: 13px;
    }

    .contact_box1 .w1400 .l .box1 .tel {
        font-size: 16px;
    }

    .contact_box1 .w1400 .l .box1>p {
        margin-bottom: 13px;
        font-size: 13px;
    }

    .contact_box1 .w1400 .l .box2>p {
        font-size: 14px;
    }

    .contact_box1 .w1400 .r h3 {
        font-size: 18px;
        line-height: 24px;
    }

    .contact_box1 .w1400 .r dl dd div {
        width: 220px;
    }

    .contact_box1 .w1400 .r dl dd div:nth-child(3n) {
        width: 220px;
    }

    .contact_box1 .w1400 .r dl dt {
        font-size: 15px;
        line-height: 15px;
        margin: 15px 0 10px;
    }
}