body{
    background-color:#f5f6f9; 

}

.circle_list{
    margin-top:0px !important;
    height: 500px;
}
.circle_list img{
    width: 100%;
    height: 100%;
    object-fit:cover;
}
.aboutUS_container{
    width: 900px;
    margin:0 auto;
    padding:20px;
}
.title_h1{
    width: 100%;
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    line-height: 150px;
}
.aboutUS_container img{
    width: 100%;
    display: block;
}
.coaperation_list{
    line-height: 40px;
    text-align: center;
    width: 100%;
    font-size: 18px;
}
.coaperations_img{
    width:950px;
    margin:0 auto;
}
.coaperations_img img{
    width: 100%;
}
.coaperations_img>p{
    font-size:18px;
    line-height: 50px;
    text-align: center;
}
.form_box{
    width: 700px !important;
    margin:0 auto;
}
.layui-form-label{
    width:100px;
}
.layui-input{
    height: 45px;
}
.layui-form-item{
    margin-bottom: 25px;
}

.contact_line{
    width: 700px;
    margin:0 auto;
    padding:20px;
    font-size: 18px;
    line-height: 40px;
    text-align: center;
}
.contact_line img{
    width: 70%;
    display: block;
    margin:20px auto;
}