.banner {
    height: 345px;
    width: 100%;
    background: url('/img/aboutbanner.jpg') center center no-repeat;
}
.second {
    background: #fff;
}
.second_con {
    padding-top: 55px;
}
.second_title {
    text-align: center;
    margin: 0 0 90px 0;
    display: flex;
    justify-content: flex-start;
    display: -webkit-flex;
    align-items: center;
    font-size: 16px;
}
.second_title span {
    margin-right: 40px;
    line-height: 45px;
    cursor: pointer;
    width:138px;
    height:45px;
    background:#fff;
    border-radius:4px;
    border: 1px solid #BFBFBF;
    display: inline-block;

}
.second_title span.active,.second_title span:hover{
    background:rgba(42,65,114,1);
    color: #fff;
}
.tabContent {
    padding-bottom: 200px;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
}
.tabitem {
    display: none;
}
.one {
    display: flex;
    justify-content: flex-start;
    display: -webkit-flex;
    align-items: center;
    margin-bottom: 24px;
}
.tabitem .one:last-child{
    margin-bottom: 0;
}
.one img {
    width:270px;
    height:390px;
    margin-right: 57px;
    display: block;
}
.oneright {
    width: 860px;
}
.oneright p:nth-child(1){
    font-size: 30px;
    color: #2A4172;
    line-height: 38px;
    margin-bottom: 13px;
}
.oneright p:nth-child(2){
    font-size: 20px;
    color: #2A4172;
    line-height: 38px;
    margin-bottom: 29px;
}
.oneright p:nth-child(3) {
    text-indent: 32px;
    font-size: 16px;
    line-height: 38px;
}