* {
    margin: 0px;
    padding: 0px;
}

html, body {
    width: 100%;
    height: auto;
    font-size: 18px;
}

body {
    width: 100%;
    font-family: '微软雅黑';
}

@media only screen and (max-width: 1080px), only screen and (max-device-width:1080px) {
    html,body {
        font-size:16.875px;
    }
}
@media only screen and (max-width: 960px), only screen and (max-device-width:960px) {
    html,body {
        font-size:15px;
    }
}
@media only screen and (max-width: 800px), only screen and (max-device-width:800px) {
    html,body {
        font-size:12.5px;
    }
}
@media only screen and (max-width: 720px), only screen and (max-device-width:720px) {
    html,body {
        font-size:11.25px;
    }
}
@media only screen and (max-width: 640px), only screen and (max-device-width:640px) {
    html,body {
        font-size:10px;
    }
}
@media only screen and (max-width: 600px), only screen and (max-device-width:600px) {
    html,body {
        font-size:9.375px;
    }
}
@media only screen and (max-width: 540px), only screen and (max-device-width:540px) {
    html,body {
        font-size:8.4375px;
    }
}
@media only screen and (max-width: 480px), only screen and (max-device-width:480px) {
    html,body {
        font-size:7.5px;
    }
}
@media only screen and (max-width: 414px), only screen and (max-device-width:414px) {
    html,body {
        font-size:6.46875px;
    }
}
@media only screen and (max-width: 400px), only screen and (max-device-width:400px) {
    html,body {
        font-size:6.25px;
    }
}
@media only screen and (max-width: 375px), only screen and (max-device-width:375px) {
    html,body {
        font-size:5.859375px;
    }
}
@media only screen and (max-width: 360px), only screen and (max-device-width:360px) {
    html,body {
        font-size:5.625px;
    }
}
@media only screen and (max-width: 320px), only screen and (max-device-width:320px) {
    html,body {
        font-size:5px;
    }
}
@media only screen and (max-width: 240px), only screen and (max-device-width:240px) {
    html,body {
        font-size:3.75px;
    }
}
a {
    text-decoration: none;
}

ul {
    list-style: none;
    padding-left: 0px;
    overflow: hidden;
}

/** yiduiyi-header **/
.yiduiyi-header {
    position: relative;
    width: 100%;
    background-color: #000;
    height: auto;
    /*background: url(../images/bg.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;*/
}
.yiduiyi-header > h1 {
    position: absolute;
    bottom: 12rem;
    width: 100%;
    color: #fff;
    text-align: center;
    padding: 15px 0px;
    font-size: 5.6rem;
}
.yiduiyi-header > h3 {
    position: absolute;
    bottom: 10rem;
    width: 100%;
    color: #fff;
    text-align: center;
    padding: 0px 0px 15px;
    font-size: 1.6rem;
    font-weight: 100;
    letter-spacing: 2px;
}
.yiduiyi-header > img:nth-child(1) {
    width: 100%;
}
.yiduiyi-header > img:nth-child(2) {
    position: absolute;
    top: 2.2rem;
    left: 1.5rem;
    width: 15rem;
}
@media (max-width: 763px) {
    .yiduiyi-header > h1 {
        bottom: 1.5rem;
        font-size: 5rem;
    }
    .yiduiyi-header > h3 {
        display: none;
    }
    .yiduiyi-header > img:nth-child(2) {
        position: absolute;
        top: 1.2rem;
        left: 1rem;
        width: 150px;
    }
}

/** yiduiyi-article **/
.yiduiyi-article {
    width: 100%;
    position: relative;
}
.yiduiyi-section1 {
    position: relative;
    width: 100%;
}

.yiduiyi-section1 ul > li {
    float: left;
    width: 25%;
    position: relative;
}
.yiduiyi-section1 ul > li > img {
    width: 100%;
}
.yiduiyi-section1 ul > li:nth-child(1) {
    /*background: url(../images/head-tag1.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;*/
}
.yiduiyi-section1 ul > li:nth-child(2) {
    /*background: url(../images/head-tag2.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;*/
}
.yiduiyi-section1 ul > li:nth-child(3) {
    /*background: url(../images/head-tag3.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;*/
}
.yiduiyi-section1 ul > li:nth-child(4) {
    /*background: url(../images/head-tag4.png);
    background-repeat: no-repeat;
    background-size: 100% 100%;*/
}
.yiduiyi-section1 ul > li > h3 {
    position: absolute;
    top: 65%;
    text-align: center;
    color: #fff;
    font-size: 1.4rem;
    width: 100%;
    font-weight: 100;
}

@media (max-width: 763px) {
    .yiduiyi-section1 {
        /*display: none;*/
    }
    .yiduiyi-section1 ul {
        width: 100%;
    }
    .yiduiyi-section1 ul > li {
        width: 50%;
        float: left;
        margin-bottom: -4px;
    }
    .yiduiyi-section1 ul > li > h3 {
        font-size: 2.3rem;
        font-weight: 900;
    }
}

.yiduiyi-section2 , .yiduiyi-section3{
    position: relative;
    width: 100%;
    overflow: hidden;
    height: auto;
    background-color: #fff;
    padding: 35px 0px;
}
.yiduiyi-section3 {
    background-color: #f5f5f5;
}
.yiduiyi-section2 > div, .yiduiyi-section3 > div{
    width: 45%;
    float: left;
}
.yiduiyi-section2 > div:nth-child(1) , .yiduiyi-section3 > div:nth-child(1){
    margin-left: 5%;
}
.yiduiyi-section2 > div:nth-child(1) > img, .yiduiyi-section3 > div:nth-child(2) > img{
    width: 80%;
    margin-left: 10%;
    height: auto;
}
.yiduiyi-section2 > div:nth-child(2) > img , .yiduiyi-section3 > div:nth-child(1) > img{
    width: 80%;
    margin: 55px 0px 2.5rem 0;
}
.yiduiyi-section2 > div:nth-child(2) > p, .yiduiyi-section3 > div:nth-child(1) > p {
    margin: 10px 15px 10px 50px;
    font-size: 1.2rem;
    color: #656565;
}
.yiduiyi-section2 > div:nth-child(2) > p > span, .yiduiyi-section3 > div:nth-child(1) > p > span{
    color: #7cc422;
    font-weight: 900;
}
.yiduiyi-section2 > div:nth-child(2) > a, .yiduiyi-section3 > div:nth-child(1) > a {
    margin: 15px 15px 15px 50px;
    display: inline-block;
    width: 8rem;
    height: 2.3rem;
    background-color: #7cc422;
    text-align: center; 
    border-radius: 21px;
    line-height: 2;
    color: #fff;
    font-size: 1.2rem;
}

.yiduiyi-section2 > div > div, .yiduiyi-section3 > div > div {
    margin: 15px 15px 15px 50px;
    color: #656565;
}
.yiduiyi-section2 > div > div > h4, .yiduiyi-section3 > div > div > h4 {
    color: #7cc422;
    font-weight: 900;
    font-size: 1.2rem;
    margin: 25px 0px 10px;
}
.yiduiyi-section2 > div > div > span, .yiduiyi-section3 > div > div > span{
    display: block;
    margin: 5px 0px;
}
.yiduiyi-section2 > div > div a, .yiduiyi-section3 > div > div a {
    color: #7cc422;
    margin-left: 15px;
    font-weight: 900;
    margin-left: 5px;
}

@media (max-width: 763px) {
    .yiduiyi-section2 {

    }
    .yiduiyi-section2 > div:nth-child(1), .yiduiyi-section3 > div:nth-child(2){
        display: none;
    }
    .yiduiyi-section2 > div:nth-child(2), .yiduiyi-section3 > div:nth-child(1){
        width: 100%;
        margin-left: 0px;
    }
    .yiduiyi-section2 > div:nth-child(2) > img, .yiduiyi-section3 > div:nth-child(1) > img {
        width: 65%;
        margin-left: 25px;
        margin-top: 0px;
    }
    .yiduiyi-section2 > div:nth-child(2) > p, .yiduiyi-section3 > div:nth-child(1) > p {
        font-size: 2.8rem;
        margin-left: 25px;
    }
    .yiduiyi-section2 > div:nth-child(2) > a, .yiduiyi-section3 > div:nth-child(1) > a {
        margin-left: 25px;
        line-height: 2;
        font-size: 15px;
        width: 100px;
        height: 30px;
    }
    .yiduiyi-section2 > div > div, .yiduiyi-section3 > div > div {
        font-size: 15px;
        margin-left: 25px;
    }
    .yiduiyi-section2 > div > div > h4, .yiduiyi-section3 > div > div > h4 {
        font-size: 15px;
    }
}

.yiduiyi-section4 {
    position: relative;
    width: 100%;
    height: auto;
    overflow: hidden;
    padding: 50px 0px;
}
.yiduiyi-section4 > div {
    float: left;
    width: 30%;
    margin: 0px 1.6%;
    text-align: center;
}
.yiduiyi-section4 > div > img {
    width: 180px;
}
.yiduiyi-section4 > div > h3 {
    font-size: 1.6rem;
    margin: 5px 0px;
}
.yiduiyi-section4 > div > h3:nth-child(2) {
    margin: 20px 0px;
}
.yiduiyi-section4 > div > h3:nth-child(5) {
    margin-top: 20px;
}
.yiduiyi-section4 > div > h3:nth-child(5), .yiduiyi-section4 > div > h3:nth-child(6) {
    font-size: 1.4rem;
}
.yiduiyi-section4 > div > p {
    font-size: 1.2rem;
    margin: 5px;
    font-weight: 100;
    color: #656565;
}
.yiduiyi-section4 > div:nth-child(1) > h3 {
    color: #7cc422;
}
.yiduiyi-section4 > div:nth-child(2) > h3 {
    color: #ffa060;
}
.yiduiyi-section4 > div:nth-child(3) > h3 {
    color: #26d7bd;
}

@media (max-width: 763px) {
    .yiduiyi-section4 {
        padding: 35px 0px;
    }
    .yiduiyi-section4 > div > img {
        width: 60px;
    }
    .yiduiyi-section4 > div:nth-child(1) > h3, .yiduiyi-section4 > div:nth-child(2) > h3, .yiduiyi-section4 > div:nth-child(3) > h3 {
        font-size: 3.5rem;
    }
    .yiduiyi-section4 > div > p {
        font-size: 2.3rem;
    }
}

.yiduiyi-section5, .yiduiyi-section6{
    position: relative;
    width: 100%;
    background-color: #f5f5f5;
    text-align: center;
    padding: 50px 0px;
}
.yiduiyi-section5 > h1, .yiduiyi-section6 > h1{
    text-align: center;
    font-size: 2.3rem;
    color: #515151;
}
.yiduiyi-section5 > h3, .yiduiyi-section6 > h3{
    text-align: center;
    font-size: 1.6rem;
    color: #656565;
    margin: 10px 0px;
    font-weight: 100;
}
.yiduiyi-section5 > h3:nth-child(2), .yiduiyi-section6 > h3:nth-child(2) {
    margin-bottom: 35px;
}
.yiduiyi-section5 > ul, .yiduiyi-section6 > ul{
    width: 100%;
    margin: 20px 0px;
}
.yiduiyi-section5 > ul > li {
    float: left;
    width: 30%;
    margin: 0px 1.6%;
    text-align: center;
}
.yiduiyi-section5 > ul > li > span {
    display: block;
    font-size: 1.6rem;
    font-weight: 900;
    margin-top: 25px;
}
.yiduiyi-section5 > ul > li > img {
    width: 180px;
}
.yiduiyi-section5 > ul > li:nth-child(1) > span {
    color: #7cc422;
}
.yiduiyi-section5 > ul > li:nth-child(2) > span {
    color: #ffa060;
}
.yiduiyi-section5 > ul > li:nth-child(3) > span {
    color: #26d7bd;
}
.yiduiyi-section5 > a {
    margin: 15px 0px 15px 0px;
    display: inline-block;
    width: 8rem;
    height: 2.3rem;
    background-color: #ffa060;
    text-align: center;
    border-radius: 21px;
    line-height: 2.4;
    color: #fff;
    font-size: 18px;
}

.yiduiyi-section5 > div {
    margin: 45px 0px 0px;
    font-size: 1.2rem;
    color: #656565;
}
.yiduiyi-section5 > div > h4 {
    font-size: 1.2rem;
    color: #ffa060;
    margin: 10px;
    font-weight: 900;
}

.yiduiyi-section5 > div > span {
    display: block;
    margin: 5px;
}

.yiduiyi-section5 > div > span > a {
    color: #ffa060;
    margin-left: 5px;
    font-weight: 900;
}

@media (max-width: 763px) {
    .yiduiyi-section5 {
        padding: 35px 0px;
    }
    .yiduiyi-section5 > ul > li > img {
        width: 60px;
    }
    .yiduiyi-section5 > a {
        font-size: 15px;
        line-height: 2;
        width: 100px;
        height: 30px;
    }
    .yiduiyi-section5 > div {
        margin-top: 25px;
        font-size: 15px;
    }
    .yiduiyi-section5 > div > h4 {
        font-weight: 900;
        font-size: 15px;
    }
    .yiduiyi-section5 > div > span > a {
        font-size: 15px;
    }
    .yiduiyi-section5 > ul, .yiduiyi-section6 > ul {
        margin: 10px 0px;
        width: 100%;
    }
    .yiduiyi-section5 > h1, .yiduiyi-section6 > h1 {
        font-size: 4rem;
    }
    .yiduiyi-section5 > h3:nth-child(2), .yiduiyi-section6 > h3:nth-child(2) {
        font-size: 3rem;
        margin-bottom: 20px;
    }
    .yiduiyi-section5 > ul > li > span {
        font-size: 3rem;
    }
    .yiduiyi-section5 > h3, .yiduiyi-section6 > h3 {
        font-size: 3rem;
        margin: 0px 15px;
    }
}

.yiduiyi-section6 {
    background-color: #fff;
    width: 100%;
}
.yiduiyi-section6 > ul > li {
    float: left;
    width: 20%;
    text-align: center;
    margin: 15px 0px;
}
.yiduiyi-section6 > ul > li > img {
    width: 65%;
}
.yiduiyi-section6 > ul > li > h3 {
    margin: 10px;
    color: #5a5959;
    font-size: 1.6rem;
}
.yiduiyi-section6 > ul > li > p {
    color: #f18034;
    font-size: 1.2rem;
}

@media (max-width: 763px) {
    .yiduiyi-section6 {
        padding: 35px 0px;
    }
    .yiduiyi-section6 > ul > li {
        width: 33.33%;
        float: left;
        height: 127px;
    }
    .yiduiyi-section6 > ul > li:last-child {
        display: none;
    }
    .yiduiyi-section6 > ul > li > h3 {
        font-size: 2.6rem;
    }
    .yiduiyi-section6 > ul > li > p {
        font-size: 2.3rem;
    }
}

/** yiduiyi-aside **/
.yiduiyi-aside {
    position: fixed;
    right: 0px;
    top: 23%;
    width: 80px;
    height: 260px;
    z-index: 10000;
}
@media (max-width: 763px) {
    .yiduiyi-aside {
        display: none;
    }
}
.yiduiyi-aside ul > li {
    margin: 15px 0px;
}
.yiduiyi-aside ul > li > a {
    display: inline-block;
    position: relative;
}
.yiduiyi-aside ul > li > a > img {
    width: 80px;
}
.yiduiyi-aside ul > li > a > span {
    display: block;
    text-align: center;
    font-size: 1rem;
    position: absolute;
    width: 100%;
    color: #fff;
}
.yiduiyi-aside ul > li > a > span:nth-child(2) {
    bottom: 45px;
}
.yiduiyi-aside ul > li > a > span:nth-child(3) {
    bottom: 17px;
}
/** yiduiyi-footer **/

.yiduiyi-footer {
    position: relative;
    width: 100%;
    height: auto;
    background-color: #f5f5f5;
    overflow: hidden;
    padding: 50px 0px;
    text-align: center;
}
.yiduiyi-footer > h1 {
    font-size: 2.3rem;
    color: #2a2b2b;
    text-align: center;
}
.yiduiyi-footer > h1:nth-child(3) {
    color: #656565;
    font-size: 1rem;
    font-weight: 100;
} 
.yiduiyi-footer > section {
    overflow: hidden;
    width: 1060px;
    display: inline-block;
    margin: 35px 0px 35px;
}
.yiduiyi-footer > section > div {
    /*float: left;    */
    display: inline-block;
    float: left;
    
}
.yiduiyi-footer > section > div:nth-child(1) ul > li {
    width: 80%;
    margin-left: 10%;
}
.yiduiyi-footer > section > div:nth-child(1) input{
    width: 100%;
    height: 45px;
    outline: none;
    border-top: 0px;
    border-left: 0px;
    border-right: 0px;
    border-bottom: solid 1px #dbdbdb;
    margin-top: 5px;
    font-size: 1rem;
}
.yiduiyi-footer > section > div:nth-child(1) a {
    display: block;
    width: 80%;
    margin-left: 10%;
    background-color: #37d3e5;
    color: #fff;
    margin-top: 25px;
    height: 40px;
    border-radius:5px;
    font-size: 1.3rem;
    line-height: 1.8;
}
.yiduiyi-footer > section > div:nth-child(1), .yiduiyi-footer > section > div:nth-child(3) {
    width: 380px;
    background-color: #fff;
    height: 375px;
}
.yiduiyi-footer > section > div:nth-child(2) {
    width: 300px;
    height: 360px;
}

.yiduiyi-footer > section > div:nth-child(1) > h1 {
    margin: 15px 0px 0px;
        font-size: 1.3rem;
            color: #37d3e5;
            }
            @media (max-width: 763px) {
                .yiduiyi-footer > section > div:nth-child(1) > h1 {
                        font-size: 3rem;
                            }
                            }
                            .yiduiyi-footer > section > div:nth-child(3) > ul > li {
                                margin: 24px auto;
                                }
                                .yiduiyi-footer > section > div:nth-child(3) > ul > li:nth-child(1) {
                                    margin-top: 18px;
                                    }


.yiduiyi-footer > section > div:nth-child(2) > img{
    margin-top: 40%;
}
.yiduiyi-footer > section > div:nth-child(3) h3 {
    color: #37d3e5;
    font-size: 1.3rem;
    margin: 12px;
}
.yiduiyi-footer > section > div:nth-child(3) p {
    font-size: 0.8rem;
    text-align: left;
    padding: 5px 5px;
    text-align: center;
    color: #656565;
}
.yiduiyi-footer > section > div:nth-child(3) p > span {
    margin-right: 15px;
}
.yiduiyi-footer > section > div:nth-child(3) p > span > a {
    color: #f18034;
    text-decoration: underline;
    font-family: '微软雅黑';
}
.yiduiyi-footer > section > div:nth-child(3) > ul ul > li { 
    float: left;
    width: 50%;
    text-align: center;
}
.yiduiyi-footer > section > div:nth-child(3) > ul ul > li > img {
    width: 100px;
}
.yiduiyi-footer > section > div:nth-child(3) > ul ul > li > span {
    display: block;
    margin-top: 5px;
}

@media (max-width: 763px) {
    .yiduiyi-footer {
        padding: 35px 0px;
    }
    .yiduiyi-footer > h1 {
        font-size: 4rem;
    }
    .yiduiyi-footer > h1:nth-child(3) {
        font-size: 2.6rem;
    }
    .yiduiyi-footer > section {
        margin: 15px 0;
        width: 100%;
    }
    .yiduiyi-footer > section > div:nth-child(1) input {
        font-size: 3rem;
    }
    .yiduiyi-footer > section > div:nth-child(1), .yiduiyi-footer > section > div:nth-child(3) {
        width: 100%;
    }
    .yiduiyi-footer > section > div:nth-child(1) ul {
        width: 100%;
    }
    .yiduiyi-footer > section > div:nth-child(1) ul > li {
        /*width: 80%;
        margin-left: 0px;*/
    }
    .yiduiyi-footer > section > div:nth-child(1) a {
        font-size: 18px;
        line-height: 2.3;
    }
    .yiduiyi-footer > section > div:nth-child(2) {
        display: none;
    }
    .yiduiyi-footer > section > div:nth-child(3) {
        margin-top: 15px;
    }
    .yiduiyi-footer > section > div:nth-child(3) h3 {
        font-size: 3rem;
    }
    .yiduiyi-footer > section > div:nth-child(3) p {
        font-size: 2.5rem;
    }
    .yiduiyi-footer > section > div:nth-child(3) > ul ul > li > span {
        font-size: 2.3rem;
    }
}