.partner_container{
    padding: 80px 0;
}
.partner_list{
    padding-top: 40px;
}
.enterprise_logo{
    width: 100%;
    height: 116px;
}
.enterprise_photo{
    width: 19%;
    margin-top: 20px;
}
.enterprise_photo:last-child:nth-child(5n + 2){
    margin-right: calc((100% - 19%) / 4 * 3);
}
.enterprise_photo:last-child:nth-child(5n + 3){
    margin-right: calc((100% - 19%) / 4 * 2);
}
.enterprise_photo:last-child:nth-child(5n + 4){
    margin-right: calc((100% - 19%) / 4 * 1);
}