main {
    background-color: #FAF9F7;
}

.aboutus-header {
    background-image: url("/images/aboutus.png");
    background-size: cover;
    background-position: center;
    height: 700px;
    height: calc(100vw*700/1920);
    display: flex;
    justify-content: center;
    align-items: center;
}

.aboutus-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.aboutus-title {
    font-size: 60px;
    margin: 0;
    color: #fff;
}

.aboutus-intro {
    font-size: 20px;
    color: #fff;
    /* margin: 30px 0 0; */
    padding-top: 10px;
    position: relative;
}

.intro-underline {
    /* width: 80%; */
    width: 100%;
    height: 2px;
    position: absolute;
    /* bottom: -10px;
        left: 10%; */
    bottom: 6px;
    left: 0%;
    background-color: #fff;
}

@media screen and (max-width: 1280px) {
    /* .aboutus-header {
        height: auto;
        min-height: 300px;
    } */

    .aboutus-title {
        font-size: 40px;
    }

    .aboutus-intro {
        font-size: 20px;
        /* margin-top: 20px; */
        padding-top: 10px;
    }

    .intro-underline {
        bottom: -5px;
    }
}

@media screen and (max-width: 768px) {
    /* .aboutus-header {
        height: auto;
        min-height: 300px;
    } */

    .aboutus-title {
        font-size: 25px;
    }

    .aboutus-intro {
        font-size: 9px;
        /* margin-top: 10px; */
        padding-top: 10px;
    }

    .intro-underline {
        bottom: -5px;
    }
}

/* 关于模块 */
.about-section {
    background-color: #FAF9F7;
    padding-top: 100px;
    /* padding-bottom: 150px; */
    text-align: center;
}

.about-title {
    font-size: 30px;        
    margin: 20px auto;
    text-align: start;
    color: #C9C7C5;
}

.about-title img {
    margin-right: 5px;
    height: 30px;
    margin-top: -5px;
}

.about-info {
    
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto
}

.about-desc {
    width: 65%;
    font-size: 18px;
    line-height: 1.5;
    text-align: start;
    color: #403F3E;
    margin: 0 auto;
}

.contact-wrapper {    
    display: flex;
    margin: 0 auto;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
}

/* 圆形 */
.circle-section {
    background-color: #FAF9F7;
    padding-top: 50px;
    padding-bottom: 150px;
    text-align: center;
}

.circle-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 50px;
}

.circle {
    width: 150px;
    height: 150px;
    background-color: #E58616;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0 100px;
    color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);        
}

.circle-title {
    font-size: 24px;
    margin: 0;
}

.circle-subtitle {
    font-size: 16px;
    margin: 8px 0 0;
}

@media (max-width: 789px){
    /* .aboutus-header {
        height: auto;
        min-height: 288px;
    } */

    .about-section {
        background-color: #FAF9F7;
        padding-top: 50px;
        /* padding-bottom: 150px; */
        text-align: center;
    }

    .about-title {
        font-size: 16px;
    }

    .about-title img {
        margin-right: 5px;
        height: 16px;
        margin-top: -3px;
    }

    .about-desc {        
        text-align: left;
        font-size: 13px;
        width: 100%;
    }

    /* 联系我们 */
    .about-title,
    .contact-wrapper {
        width: 100%;
    }

    .ct-item {
        /* width: calc((100% - 500px)/16*8 + 210px); */
        width: 100%;
        margin-bottom: 2rem;
    }

    .contact-list li {
        font-size: 15px;
    }    

    .circle-section {
        padding-top: 50px;
        padding-bottom: 50px;
    }

    .circle-wrapper {
        justify-content: space-around;
        margin-top: 0px;
    }

    .circle {
        margin: 20px 0;
        transform: scale(0.75);
    }

    .circle-title {
        font-size: 20px;
        margin: 0;
    }
    
    .circle-subtitle {
        font-size: 14px;
        margin: 8px 0 0;
    }

    .contact-item{
        width: 100%;
        margin-bottom: 2rem;
    }
}

@media (min-width: 790px) and (max-width: 1049px){ 

    /* .aboutus-header {
        height: auto;
        min-height: 430px;
    } */

    .about-desc {        
        text-align: left;
        font-size: 13px;
        width: 100%;
    }

    .about-title,
    .contact-wrapper {
        width: 100%;
    }

    .ct-item{
        /* width: calc((100% - 500px)/16*8 + 210px); */
        width: 50%;
        /* margin-bottom: 4em; */
    }

    .contact-list li {
        font-size: 15px;
    }

    .contact-item{
        width: 100%;        
    }
}

@media (min-width: 1050px) and (max-width: 1280px){
    /* .aboutus-header {
        height: auto;
        min-height: 466px;
    } */

    .about-title {
        font-size: 28px;
    }

    .about-desc {
        width: 65%;
        text-align: left;
        font-size: 16px;
        width: 80%;
    }

    .about-title,
    .contact-wrapper {
        width: 80%;
    }

    .ct-item{
        /* width: calc((100% - 500px)/16*8 + 210px); */
        width: 50%;
        /* margin-bottom: 4em; */
    }

    .contact-list li {
        font-size: 18px;
    }

    .contact-item{
        width: 100%;        
    }
}

@media (min-width: 1281px) and (max-width: 1680px){
    /* .aboutus-header {        
        min-height: 612px;
    } */

    .about-desc {        
        text-align: left;
        font-size: 18px;
        width: 80%;
    }

    .about-title,
    .contact-wrapper {
        width: 80%;
    }

    .ct-item{
        /* width: calc((100% - 500px)/16*8 + 210px); */
        width: 50%;
        /* margin-bottom: 4em; */
    }

    .contact-list li {
        font-size: 18px;
    }

    .contact-item{
        width: 100%;        
    }
}

@media (min-width: 1681px){
    /* .aboutus-header {                
        min-height: 700px;        
    } */

    .about-desc {        
        text-align: left;
        font-size: 18px;
        width: 65%;
    }

    .about-title,
    .contact-wrapper {
        width: 65%;
    }

    .ct-item{
        /* width: calc((100% - 500px)/16*8 + 210px); */
        width: 50%;
        /* margin-bottom: 4em; */
    }

    .contact-list li {
        font-size: 20px;
    }

    .contact-item{
        width: 100%;        
    }
}

.ct-item img {
    max-width: 100%;
}

/* CONTACT US */
.contact-section {
    background-color: #FAF9F7;
    padding-top: 50px;
    padding-bottom: 150px;
}

.contact-container {
    /* width: 1200px; */
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto
}



.contact-left {
    /* width: 590px; */
    margin-right: 20px;
}

.contact-left img {
    max-width:590px;
    max-height:350px;
}

.contact-title {
    font-size: 30px;
    margin-top: 0;
    text-align: start;
    color: #C9C7C5;
}

.contact-title img {
    margin-right: 5px;
    height: 30px;
    margin-top: -5px;
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 0 0 0 20px;
    width: 100%;
}

/* .contact-list li:first-child b:nth-child(2) {
    margin-left: 155px;
}

@media (max-width: 1280px){
    .contact-list li:first-child b:nth-child(2) {
        margin-left: 0px;
    }
}

@media (max-width: 768px){
    .contact-list li:first-child b:nth-child(2) {
        margin-left: 0px;
    }
} */

.contact-list li {
    margin-bottom: 30px;    
    color: #C9C7C5;
}

.contact-list li span {
    color: #403F3E;
}

.contact-list li img {
    margin-right: 10px;
}

/* @media screen and (max-width: 768px) {
        .contact-wrapper {
            flex-direction: column;
            align-items: center;
        }

        .contact-left,
        .contact-right {
            width: 100%;
            margin-bottom: 20px;
        }

        .contact-list {
            margin-left: 0;
        }
    } */
@media screen and (max-width: 1280px) {
    .contact-section {
        padding-top: 0;
    }

    /* .contact-wrapper {       
        flex-wrap: nowrap;
        align-items: center;
    } */

    .contact-left {
        width: 300px;
        margin-bottom: 20px;
        margin-right: 50px;
    }
    .contact-right {
        width: 300px;
        margin-bottom: 20px;
        margin-left: 50px;
    }

    .contact-title {
        font-size: 32px;
    }

    /* .contact-list {
        margin-left: 0;
        margin-top: 20px;
        text-align: start;
    }

    .contact-list li {
        width: 350px;
        font-size: 15px;
    } */

    .contact-left img:nth-child(2) {
        width: 330px;
    }
}

@media screen and (max-width: 768px) {
    .contact-section {
        padding-top: 0;
    }

    /* .contact-wrapper {
        flex-direction: column;
        align-items: center;
    } */

    .contact-left {
        margin-left: 50px;
        width: 100%;
        margin-bottom: 20px;
    }
    .contact-right {
        width: 100%;
        margin-bottom: 20px;
        margin-left: 0px;
    }

    .contact-title {
        font-size: 16px;
    }

    .contact-title img{
        margin-right: 5px;
        height: 16px;
        margin-top: -3px;
    }

    /* .contact-list {
        margin-left: 0;
        margin-top: 20px;
        text-align: start;
    }

    .contact-list li {
        width: 350px;
        font-size: 13px;
    }

    .contact-list li span{
        color: #403F3E;
    } */

    .contact-left img:nth-child(2) {
        width: 330px;
    }
}