.about-banner{
    color:white;
    text-align: center;
}
.about-banner .bannerText1{
    opacity: 0;
    transform: skewX(60deg);
    transform-origin: 100% 100%;
    transition: all 1.5s ease-out;
}
.about-banner .banner_text1{
    opacity: 1;
    transform: none;
}
.about-banner .bannerText2{
    opacity: 0;
    transform: skewX(-60deg);
    transform-origin: 100% 100%;
    transition: all 1.5s ease-out .5s;
}
.about-banner .banner_text2{
    opacity: 1;
    transform: none;
}
.about-intro{
    width:100%;
    padding-bottom: 50px;
    background-color: #f5f5f5;
}
.about-intro .aboutIntro{
    width:1200px;
    margin:0 auto;
}
.aboutIntro .introList{
    width:100%;
    overflow: hidden;
}
.introList .introItem{
    width:calc(25% - 6px);
    margin:0 3px 6px;
    float: left;
    background-color: #3eaceb;
    overflow: hidden;
}
.introItem .itemImg{
    width:100%;
}
.introItem:hover .itemImg{
    transform: scale(1.05);
}
.about-develop{
    width:100%;
    background-color: #fff;
}
.about-develop .aboutDevelop{
    width:1200px;
    margin:0 auto;
}
.about-develop .develop{
    width:100%;
    overflow: hidden;
    padding-top: 20px;
    padding-bottom: 80px;
}
.develop .develop-bar{
    width:4px;
    float: left;
    background: url("../image/about-develop_scale.png") repeat-y;
    position: relative;
    margin-left: 8px;
}
.develop-bar .bar-top{
    position: absolute;
    left:0;
    top:-18px;
}
.develop-bar .bar-bottom{
    position: absolute;
    left:-8px;
    bottom:-7px;
}
.develop .develop-list{
    float: left;
    width:calc(100% - 51px);
    margin-left: 39px;
}
.develop-list .develop-item{
    width:calc(100% - 1px);
    color:#595959;
    position: relative;
    border-top: 1px solid transparent;
    border-right: 1px solid transparent;
    border-bottom: 1px solid transparent;
    padding:10px 0;
}
.develop-list .develop-item:hover{
    border-top: 1px solid #d9d9d9;
    border-right: 1px solid #d9d9d9;
    border-bottom: 1px solid #d9d9d9;
}
.develop-item .itemTitle{
    font-size: 14px;
    line-height: 26px;
    width:88%;
    margin:0 auto;
}
.develop-item .itemText{
    font-size: 16px;
    line-height: 26px;
    width:88%;
    margin:0 auto;
    text-align: justify;
}
.develop-item .itemDot{
    width:8px;
    height:8px;
    position: absolute;
    left:-46px;
    top:50%;
    transform: translateY(-4px);
    opacity: 0;
}
.develop-item:hover .itemDot{
    opacity: 1;
}
.develop-item .item-borderLeft{
    width:4px;
    height:calc(100% + 2px);
    position: absolute;
    left:0;
    top:-1px;
    background-color: #f5222d;
    opacity: 0;
}
.develop-item:hover .item-borderLeft{
    opacity: 1;
}
.about-experts{
    width:100%;
    background-color: #f5f5f5;
}
.about-experts .aboutExperts{
    width:1200px;
    margin:0 auto;
}
.aboutExperts .experts-richText{
    width:100%;
    padding:50px 0;
    overflow: hidden;
}
.experts-richText .experts-img{
    float: left;
    width: 200px;
    margin:0 20px 20px 0;
}
.experts-richText .experts-text{
    font-size: 14px;
    line-height: 24px;
}
.experts-richText .experts-text *{
    font-size: 14px!important;
    line-height: 24px!important;
    margin:0!important;
    padding:0!important;
    color:#565656!important;
    font-family:"微软雅黑"!important;
    text-align: justify!important;
}
.about-train{
    width:100%;
}
.about-train .aboutTrain{
    width:1200px;
    margin:0 auto;
    padding-bottom: 80px;
}
.aboutTrain .train-list{
    width:100%;
}
.train-list .train-item{
    width:100%;
}
.train-item .itemTitle{
    font-size: 18px;
    line-height: 40px;
    color:#262626;
    padding:0 15px;
    border-left: 8px solid #3eaceb;
}
.train-item:hover .itemTitle{
    text-decoration: underline;
}
.train-item .itemText{
    font-size: 14px;
    line-height: 24px;
    color:#262626;
    padding:10px 23px 20px;
}
.about-contact{
    width:100%;
    background-color: #f5f5f5;
}
.about-contact .aboutContact{
    width:1200px;
    margin:0 auto;
    padding-bottom: 50px;
}
.aboutContact .contact-list{
    width:100%;
    overflow: hidden;
    padding-top: 10px;
}
.contact-list .contact-item{
    width:50%;
    float: left;
    padding-left: 5%;
    box-sizing: border-box;
    margin-bottom: 20px;
}
.contact-item .itemTitle{
    font-size: 22px;
    line-height: 40px;
    color:#262626;
    position: relative;
}
.contact-item .itemTitle img{
    width:16px;
    height:16px;
    position: absolute;
    left:-22px;
    top:0;
    bottom:0;
    margin:auto;
}
.contact-item .itemText{
    font-size: 16px;
    line-height: 22px;
    padding:4px 0;
    color:#262626;
    overflow: hidden;
}
.contact-item .itemText span{
    float: left;
}
.contact-item .itemText a{
    float: left;
    color:#262626;
}
.contact-item .text-address .text2{
    height:44px;
}

@media screen and (max-width: 1250px){
    .about-intro .aboutIntro{
        width:90%;
    }
    .about-develop .aboutDevelop{
        width:90%;
    }
    .about-experts .aboutExperts{
        width:90%;
    }
    .about-train .aboutTrain{
        width:90%;
        padding-bottom: 60px;
    }
    .about-contact .aboutContact{
        width:90%;
    }
}
@media screen and (max-width: 950px){
    .contact-list .contact-item{
        width:100%;
        float: none;
        padding-left: 0;
        margin-bottom: 10px;
    }
}
@media screen and (max-width: 800px){
    .train-item .itemTitle{
        padding:0 5px;
        border-left: 5px solid #3eaceb;
    }
    .train-item .itemText{
        padding:10px 10px 20px;
    }
}
@media screen and (max-width: 500px){
    .about-intro {
        padding-bottom: 20px;
    }
    .about-intro .aboutIntro {
        width: 92%;
    }
    .introItem:hover .itemImg{
        transform: none;
    }
    .introList .introItem-text{
        width:calc(50% - 6px);
        padding-bottom: 5px;
    }
    .introList .introItem-img{
        display: none;
    }
    .about-develop .develop{
        padding-top: 0;
        padding-bottom: 10px;
    }
    .develop .develop-bar{
        display: none;
    }
    .develop .develop-list{
        float: none;
        width:100%;
        margin-left: 0;
        padding:5px 0;
    }
    .develop-list .develop-item{
        width:100%;
        padding:5px 0;
    }
    .develop-list .develop-item:hover{
        border-top: 1px solid transparent;
        border-right: 1px solid transparent;
        border-bottom: 1px solid transparent;
    }
    .develop-item .itemTitle{
        font-size: 20px;
        line-height: 28px;
        width:100%;
    }
    .develop-item .itemText{
        font-size: 14px;
        line-height: 20px;
        width:100%;
        max-height:44px;
        overflow: hidden;
    }
    .develop-item .itemDot{
        display: none;
    }
    .develop-item .item-borderLeft{
        display: none;
    }
    .aboutExperts .experts-richText {
        padding: 8px 0 10px;
    }
    .experts-richText .experts-img {
        width: 150px;
        margin: 0 10px 5px 0;
        padding-top: 5px;
    }
    .experts-richText .experts-text *{
        font-size: 14px!important;
        line-height: 20px!important;
    }
    .about-train .aboutTrain {
        width: 92%;
        padding-bottom: 10px;
    }
    .train-item .itemTitle{
        font-size: 16px;
        line-height: 20px;
        padding:0 5px;
        margin:3px 0;
        border-left: 2px solid #3eaceb;
    }
    .train-item:hover .itemTitle{
        text-decoration: none;
    }
    .train-item .itemText{
        font-size: 14px;
        line-height: 20px;
        color:#262626;
        padding:0 0 5px;
    }
    .about-contact .aboutContact{
        width:92%;
        padding-bottom: 10px;
    }
    .aboutContact .contact-list{
        padding-top: 0;
    }
    .contact-list .contact-item{
        width:100%;
        float: none;
        padding-left: 0;
        margin-bottom: 5px;
    }
    .contact-item .itemTitle{
        font-size: 16px;
        line-height: 26px;
        position: initial;
        display: flex;
        justify-content: flex-start;
        align-items: center;
    }
    .contact-item .itemTitle img{
        width:10px;
        height:10px;
        position: initial;
        left:0;
        top:0;
        bottom:0;
        margin:0 5px 0 0;
    }
    .contact-item .itemText{
        font-size: 14px;
        line-height: 18px;
        padding:0;
    }
    .contact-item .text-address .text2{
        height:auto;
    }
}