* {
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none;
}

li {
    list-style: none;
}

.aboutBanner {
    width: 100%;
    height: 574px;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    position: relative;
}
@media screen and (max-width:1300px) {
    .aboutBanner{
        height: 474px;
    }
}
.backds1{
    background-image: url(../img/aboutbg1.png);
}
.backds2{
    background-image: url(../img/ywlybg.png);
}
.backds4{
    background-image: url(../img/xwzxbg1.png);
}
.backds5{
    background-image: url(../img/zxnsbg.png);
}
.backds6{
    background-image: url(../img/lcwmbg.png);
}

@media screen and (max-width:768px) {
    .aboutBanner {
        top: 1.84rem;
        height: 5.8rem;
        margin-bottom: 3.84rem;
    }
}
/* 导航栏 */
.abnav {
    width: 75%;
    /* height: 17.5%; */
    box-shadow: 0px 3px 7px 0px rgba(179, 179, 179, 0.35);
    background-color: #fff;
    box-sizing: border-box;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -7.7%;
    z-index: 99;
    font-weight: 400;
}
.abnav .xian{
    float: left;
    width: 1px;
    margin-top: 0.8%;
    padding: 3% 0;
    box-sizing: border-box;
    background:#e5e5e5;
}
.nitem{
    float: left;
    padding: 2.4% 5.6%;
    color: #A12327;
    font-size: 24px;
    cursor: pointer;
}
.nitem a{
    color: #A12327;
}
@media screen and (max-width:1640px) {
    .nitem{
        font-size: 22px;
    }
}
@media screen and (max-width:1500px) {
    .nitem{
        font-size: 20px;
        padding: 2.3% 5.5%;
    }
}
@media screen and (max-width:1400px) {
    .nitem{
        font-size: 18px;
    }
}
@media screen and (max-width:1300px) {
    .nitem{
        font-size: 16px;
    }
}
@media screen and (max-width:1200px) {
    .nitem{
        padding: 2.2% 5.4%;
    }
}
@media screen and (max-width:1100px) {
    .nitem{
        font-size: 14px;
    }
}
@media screen and (max-width:1000px) {
    .nitem{
        font-size: 13px;
        padding: 2% 5.2%;
    }
}
@media screen and (max-width:900px) {
    .nitem{
        font-size: 12px;
        padding: 2% 5%;
    }
}
.abnav .abnavSel{
    color: #fff;
    background-image: url(../img/abnavbg.png);
    background-size: 100% 100%;
    background-repeat: no-repeat;
}
.abnav .abnavSel a{
    color: #fff;
}

@media screen and (max-width:768px) {
    .abnav {
        width: 100%;
        height: 2rem;
        bottom: -2rem;
        overflow-y: scroll;
        scrollbar-width: none;
    }
    .abnav::-webkit-scrollbar {
        display: none
    }
    .abnav>div{
        width: 190%;
    }
    .abnav .xian{
        height: 1.4rem;
        margin-top: 0.3rem;
        padding: 0;
    }
    .nitem{
        line-height: 2rem;
        padding: 0 1.5rem;
        font-size: 0.6rem;
    
    }
}

/* 公司简介 */
.main{
    width: 100%;
    display: flex;
    justify-content: center;
}
.aboutye {
    margin-top: 5%;
    width: 100%;
    /* height: 510px; */
    padding-bottom: 4.5%;
    display: flex;
    justify-content: center;
}
.main .fazhan{
    width: 85%;
    background-image: url(../img/lishibg.png);
    background-size: 100% 100%;
    background-repeat: no-repeat;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.abrt .tp{
    margin-top: 3.5%;
    margin-bottom: 0.6%;
    color: #4D4D4D;
    font-size: 20px;
    font-weight: bold;
}
.abrt img{
    width: 100% !important;
}
.aboutye .tils{
    white-space: nowrap;
}
@media screen and (max-width:768px) {
    .aboutye {
        width: 100%;
        flex-direction: column;
        margin-top: 0.8rem;
        padding-bottom: 1rem;
    }
    .aboutye .ablt{
        padding-top: 1rem;
        background-image: url(../img/abb.png);
        background-repeat: no-repeat;
        background-size: 100% 100%;
    }
    .abur{
        width: 100%;
        padding-bottom: 2.5rem;
        background-image: url(../img/ABU.png);
        background-repeat: no-repeat;
        background-size: 100% 100%;
    }
    .main .fazhan{
        width: 100%;
        background-image: url(../img/lishibg.png);
        background-size: 100% 100%;
        background-repeat: no-repeat;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    .abrt .tp{
        margin-top: 0.8rem;
        margin-bottom: 0.1rem;
        font-size: 0.56rem;
    }
}
/* 发展历史 */
.timeline{
    width: 88%;
    padding-top: 10%;
    position: relative;
}
.tilt,.tirt{
    width: 4.8%;
    height: 35%;
    position: absolute;
    bottom: 0;
    cursor: pointer;
}
.tirt{
    right: 0;
}
.tilt img,.tirt img{
    width: 100%;
    height: 100%;
}
.ticer{
    width: 90%;
    height: 1px;
    background-color: #e5e5e5;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 15%;
}
.timelist{
    width: 80%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 10%;
    display: flex;
    justify-content: space-between;
    overflow-y: scroll;
    padding-bottom: 3%;
}
.timelist::-webkit-scrollbar{
    display:none
}
.timebox{
    position: relative;
    padding: 0.6% 1.1%;
    font-size: 24px;
    font-style: italic;
    color: #4D4D4D;
    border: 1px solid #fff;
    cursor: pointer;
}
.timeline .timelist .activ{
    font-weight: bold;
    color: #A12327;
    font-size: 36px;
    border-color: #A12327;
}
.timebox .shu{
    width: 1px;
    height: 42.7%;
    border-left: 1px solid #ccc;
    position: absolute;
    bottom: -36%;
    left: 50%;
    transform: translateX(-50%);
}
.fzlclist{
    width: 74%;
}
.fzlcitem{
    width: 100%;
}
.fzlsBox{
    width: 100%;
    height: 80%;
    box-sizing: border-box;
    padding-top: 3.8%;
    padding-bottom: 3%;
    display: flex;
    justify-content: space-between;
}
.fzlsleft{
    width: 40%;
    position: relative;
}
.fzlsbtn{
    position: absolute;
    bottom: 0;
    color: #A12327;
    font-size: 24px;
    white-space: nowrap;
    display: flex;
    align-items: center;
}
.fzlsbtn img{
    width: 24%;
    margin-right: 3%;
}
.fzlstitle>h2{
    color: #A12327;
    font-size: 60px;
    padding-top: 8.4%;
    padding-bottom: 3.3%;
    border-bottom: 1px solid #A12327;
}
.fzlstitle>p{
    color: #686868;
    font-size: 24px;
    padding-top: 7.5%;
}
.fzlsright{
    width: 40%;
    padding: 3.2% 3% 3% 0;
    border: 6px solid #e5e5e5;
}
.fzlsright img{
    width: 116%;
    margin-left: -16%;
}
@media screen and (max-width:1500px){
    .timeline .timelist .activ{
        font-size: 32px;
    }
    .fzlstitle>h2{
        font-size: 50px;
    }
    .fzlstitle>p{
        font-size: 22px;
    }
}
@media screen and (max-width:1300px){
    .timeline .timelist .activ{
        font-size: 32px;
    }
    
    .fzlstitle>h2{
        font-size: 46px;
    }
    .fzlstitle>p{
        font-size: 20px;
    }
}
@media screen and (max-width:1230px){
    .timebox{
        font-size: 22px;
    }
    .timeline .timelist .activ{
        font-size: 32px;
    }
    
    .fzlstitle>h2{
        font-size: 42px;
    }
    .fzlstitle>p{
        font-size: 18px;
    }
}
@media screen and (max-width:1100px){
    .timebox{
        font-size: 20px;
    }
    .timeline .timelist .activ{
        font-size: 28px;
    }
    
    .fzlstitle>h2{
        font-size: 38px;
    }
    .fzlstitle>p{
        font-size: 16px;
    }
}
@media screen and (max-width:1000px){
    .timebox{
        font-size: 18px;
    }
    .timeline .timelist .activ{
        font-size: 26px;
    }
    
    .fzlstitle>h2{
        font-size: 34px;
    }
}
@media screen and (max-width:900px){
    .timebox{
        font-size: 16px;
    }
    .timeline .timelist .activ{
        font-size: 22px;
    }
    
    .fzlstitle>h2{
        font-size: 30px;
    }
}

/* 移动端发展历史 */
.fzlsBox1{
    display: none;
    width: 100%;
    box-sizing: border-box;
    padding: 1.8rem 0.4rem;
}
.fzlstitle1>h2{
    color: #A12327;
    font-size: 1.2rem;
    padding-top: 0.4rem;
    padding-bottom: 0.46rem;
    border-bottom: 1px solid #A12327;
}
.fzlstitle1>p{
    color: #686868;
    font-size: 0.48rem;
    padding-top: 0.8rem;
}
.fzlsright1{
    position: relative;
    left: -6%;
    width: 12.85rem;
    height: 9.74rem;
    box-sizing: border-box;
    border: 0.12rem solid #e5e5e5;
    margin-top: 1.8rem;
    margin-bottom: 1.54rem;
}
.fzlsright1 img{
    position: absolute;
    top: 0.8rem;
    right: 0.8rem;
    width: 13.24rem;
    height: auto;
}
.fzlsbtn1{
    font-size: 0.6rem;
    font-weight: 400;
    color: #A12327;
}
.fzlsbtn1 img{
    width: 0.68rem;
    height: auto;
    margin-right: 0.4rem;
}

@media screen and (max-width:768px) {
    .timeline{
        width: 100%;
        box-sizing: border-box;
        padding: 1.3rem 0.4rem;
    }
    .tilt,.tirt{
        width: 1.16rem;
        height: 1.12rem;
    }
    .tirt{
        right: 0.4rem;
    }
    .ticer{
        width: 78%;
        bottom: 0.48rem;
    }
    .timelist{
        width: 65%;
        bottom: 0.6rem;
    }
    .timebox{
        padding: 0.2rem 0.36rem;
        font-size: 0.6rem;
    }
    .timeline .timelist .activ{
        font-size: 0.72rem;
    }
    .timebox .shu{
        height: 0.5rem;
        bottom: -0.5rem;
    }
    .fzlsBox{
        display: none;
    }
    .fzlsBox1{
        display: block;
    }
}