.main{
        background-image: url(https://kenmin-demo4-4.web-can.com/wp-content/uploads/2024/11/c5b21f7269dd1c459d089d0a5a7f8063.png);
    }

.main main {
    background: url(https://kenmin-demo4-4.web-can.com/wp-content/uploads/2024/11/85d5c3a17870e7a1668d9b5ee82955ce.png) center top no-repeat;
}

.container{
        background: #ffffff;
    }
    
@media screen and (max-width: 768px) {
    .main{
        background-image: url(https://kenmin-demo4-4.web-can.com/wp-content/uploads/2024/11/b4297f3ef9b5a0dcb65a7fbb8c262675.png);
    }

.main main {
    background: url(https://kenmin-demo4-4.web-can.com/wp-content/uploads/2024/11/2c1cbea86124e8f59ea32bedf7f9c115.png) center top no-repeat;
}

.container{
        background: #ffffff;
    }

}