.about {
    width: 100%;
    height: auto;
    display: inline-block;
    background-color: #ffff;
    padding-top: 5%;
    padding-bottom: 4%;
}
.ab-top{
    width: 100%;
    height: auto;
    display: inline-block;
}
.abt-left{
    width: 50%;
    float: left;
}
.tit{}
.tit h1{
    color: #004c9b;
    font-size: 32px;
}
.tit h2{
    font-size: 21px;
    color: #434343;
    letter-spacing: 2px;
    padding: 10px 0;
    margin-bottom: 10px;
}
.abt-left p{
    color: #a19f9e;
    font-size: 16px;
    line-height: 35px;
}
.more{
    margin-top: 11%;
}
.more a{
    color: #fff;
    border: 1px solid #434343;
    padding: 9px 31px;
    background: #434343;
}
.abt-right{
    width: 47%;
    float: right;
    margin-top: 1%;
}
.abt-right ul{
    width: 100%;
    height: auto;
    display: inline-block;
}
.abt-right li{
    width: 100%;
    height: auto;
    display: inline-block;
    border-bottom: 1px solid#e5e5e5;
    padding: 16px 0;
}
.abtr-left{
    width: 20%;
    float: left;
}
.abtr-left img{
    width: 60%;
}
.abtr-right{
    float: left;
    margin-top: 2%;
}
.abtr-right h3{
    color: #434343;
    font-size: 20px;
    letter-spacing: 2px;
}
.abtr-right p{
    color: #a19f9e;
    font-size: 14px;
    padding-top: 2%;
}
.product{
    width: 100%;
    height: auto;
    display: inline-block;
    padding-top: 5%;
    padding-bottom: 4%;
    background-image: url(../images/product.png);
    background-repeat: no-repeat;
    background-size: auto;
}
.tits{
    width: 100%;
    height: auto;
    display: inline-block;
}
.tits h2{
    text-align: center;
    color: #FFF;
    font-size: 32px;
    letter-spacing: 1px;
}
.tits p{
    font-size: 21px;
    color: #fff;
    letter-spacing: 2px;
    padding: 10px 0;
    margin-bottom: 10px;
    text-align: center;
}
.pro-nav{
    width: 100%;
    height: auto;
    display: inline-block;
    position: relative;
}
.pro-nav ul{
    width: 50%;
    height: auto;
    display: inline-block;
    position: absolute;
    left: 38%;
}
.pro-nav li{
    float: left;
    margin-right: 3%;
}
.pro-nav li a{
    width: auto;
    background: #fff;
    padding: 7px 19px;
    font-size: 14px;
    letter-spacing: 1px;
    border-radius: 5px;
}
.pro-box{
    width: 100%;
    height: auto;
    display: inline-block;
    margin-top: 5%;
}
.pro-box ul{
    width: 100%;
    height: auto;
    display: inline-block;
}
.pro-box li{
    width: 20%;
    float: left;
    border:1px solid#dddcdc;
    background: #fff;
    padding: 17px 20px;
    border-bottom: 3px solid#004b9c;
    margin-right: 2%;
    margin-bottom: 3%;
}
.pro-box li:nth-child(4n) {
    margin-right: 0;
}
.pro-box li img{
    width: 100%;
}
.pro-box li h3{
    font-size: 17px;
    padding: 13px 0;
    font-weight: normal;
    height: 45px;
}
.pro-box li p{
    color: #a19f9e;
    line-height: 26px;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.pro-box .more{
    margin-top: 30px;
    text-align: center;
}
.partner {
    width: 100%;
    height: auto;
    display: inline-block;
    background-color: #f0f1f7;
    padding-top: 5%;
    padding-bottom: 4%;
    background-repeat: no-repeat;
    background-size: cover;
}
.partner li{
    width: 22%;
    box-shadow: 1px 1px 5px 2px #ececec;
    float: left;
    margin-right: 2%;
}
.partner li img{
    width: 100%;
}
@media screen and (max-width: 1024px) and (min-width: 0px) {
    .abt-left {
        width: 100%;
        float: left;
    }
    .abt-right {
        width: 100%;
        float: right;
        margin-top: 13%;
    }
    .abtr-right {
        float: left;
        margin-top: 2%;
        width: 79%;
    }
    .pro-nav ul {
        width: 108%;
        height: auto;
        display: inline-block;
        position: absolute;
        left: -3%;
    }
    .pro-nav li {
        float: left;
        margin-right: 2%;
    }
    .tits p {
        font-size: 21px;
        color: #fff;
        letter-spacing: 2px;
        padding: 10px 0;
        margin-bottom: 0px;
        text-align: center;
    }
    .pro-box {
        width: 100%;
        height: auto;
        display: inline-block;
        margin-top: 15%;
    }
    .pro-box li {
        width: auto;
        float: left;
        border: 1px solid #dddcdc;
        background: #fff;
        padding: 17px 20px;
        border-bottom: 3px solid #004b9c;
        margin-right: 2%;
        margin-bottom: 3%;
    }
    .partner li {
        width: 48%;
        box-shadow: 1px 1px 5px 2px #ececec;
        float: left;
        margin-right: 2%;
        margin-bottom: 11px;
    }
}