@media (max-width:900px) {
    .jewellery_img_box{
display: grid;
width: 100%;
padding: 10px;
place-content: center;
place-items: center;
    }
    
    .jewellery_img{
        width: 300px;
        height: 400px;
    }
    }

    
@media (min-width:900px) {

    .gallery_main_box{

        display: flex;
        flex-wrap:wrap;
    }
    .jewellery_img_box{box-sizing: border-box;
        
    }
    .jewellery_img{
        width: 250px;
        height: 400px;
    }
    }