.main{
        background-image: url(https://logos-demo.web-can.com/webcan-contents/uploads/2025/12/6164fd20f82e4189752e6a3bbe4f16a4.png);
    }

.main main {
    background: url(https://logos-demo.web-can.com/webcan-contents/uploads/2025/12/82e819e9811189b72fccc09eef263eca.png) center top no-repeat;
}

.container{
        background: #ffffff;
    }
    
@media screen and (max-width: 768px) {
    .main{
        background-image: url(https://logos-demo.web-can.com/webcan-contents/uploads/2025/12/a60467f703960239bb6604de87f067e0.png);
    }

.main main {
    background: url(https://logos-demo.web-can.com/webcan-contents/uploads/2025/12/9901b018b3cb42dbc8cfe09fa9f0d4dc.png) center top no-repeat;
}

.container{
        background: #ffffff;
    }

}