.content_about{
    width: 100%;
}
.nav {
    width: 100%;
    margin: auto;
    background: white;
    box-shadow: 0px 0px 20px 0px rgba(1, 11, 77, 0.1);
}
.items {
    height: 105px;
    width: 1200px;
    margin: auto;
}
.color{
    color: #1D5EFF !important;
    border-bottom: 2px solid #1D5EFF;
}
.items a{
    display: inline-block;
    height: 105px;
    line-height: 105px;
    text-align: center;
    margin-right: 100px;
    font-size: 18px;
}
.main1{
    width: 1200px;
    margin: auto;
    /*border: 1px solid red;*/
}
.titles{
    margin-bottom: 26px;
    margin-top: 40px;
}
.one{
    width: 98px;
    height: 33px;
    font-weight: bold;
    margin-bottom: 12px;
    text-align: center;
    font-size: 24px;
}
.two{
    width: 203px;
    height: 25px;
    color: #949494;
    font-size: 18px;
    margin-top: 2px;
}
.three{
    display: inline-block;
    width:20px;
    height:4px;
    background:rgba(29,94,255,1);
}
.center{
    height: 170px;
    /*border: 1px solid red;*/
    margin: auto;
    color:rgba(85,85,85,1);
    line-height:29px;
    font-size: 14px;
}
.center p:first-child{
    margin-bottom: 25px;
}
.left{
    margin-top: 40px;
}
.left img{
    width: 600px;
    height: 320px;
}
.right{
    /*border: 1px solid red;*/
    width:565px;
    height:317px;
    font-size:15px;
    color: #555555;
    float: right;
    line-height:29px;
}
.texts{
    /*border: 1px solid red;*/
    height: 81px;
    margin-top: 40px;
    color: #555555;
    font-size: 14px;
    line-height: 22px;
}
.tup img{
    width: 1200px;
    height: 320px;
}
.last{
    /*border: 1px solid red;*/
    width:1200px;
    height:170px;
    margin-top: 40px;
    margin-bottom: 60px;
    color: #555555;
    font-size: 12px;
    line-height: 29px;
}
.last p:nth-of-type(1){
    /*border: 1px solid red;*/
    margin-bottom: 5px;
}
.last p:nth-of-type(2){
    /*border: 1px solid red;*/
    margin-bottom: 5px;
}
.last p:nth-of-type(3){
    /*border: 1px solid red;*/
    margin-bottom: 25px;
}