.banner_img{
    width: 100%;
    height: 352px;
    background: url(../img/20.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    text-align: center;
    padding: 115px 0;
    box-sizing: border-box;

}
.banner_img p{
    font-size: 52px;
    color: #1A2A49;font-weight: bold;
    padding: 0 0 7px 0;
}
.banner_img span{
    font-size: 20px;color: #6F86A3;
}
.container_li {
    width: 1400px;
    margin: 0 auto;
}
.container_li ul{
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.container_li ul li{
    width: 448px;
height: 364px;
background: #FFFFFF;
border-radius: 0px 0px 0px 0px;
border: 1px solid #E6E6E6;
padding: 13px;
box-sizing: border-box;
margin: 0 0 10px 0;
}
.container_li ul li img{
    width: 100%;
    height: 280px;
}
.container_li ul li p{
    text-align: center;
    font-size: 16px;
    color: #6F86A3;
    padding: 10px 0;
}