@media (max-width:950px) {
    .sayan_gallery .gallery_sub .gallery_heading_main{
        width: 60%;
    }
    .sayan_gallery .gallery_sub .gallery_heading_main .gallery_heading{
        font-size: 32px;
    }
}
@media (max-width:770px) {
    .sayan_gallery{
        padding: 20px 12px;
    }
    .sayan_gallery .gallery_sub{
        width: 100%;
    }
    .sayan_gallery .gallery_sub .gallery_heading_main{
        width: 80%;
    }
    .sayan_gallery .gallery_sub .gallery_heading_main .gallery_heading{
        font-size: 32px;
    }
    .sayan_gallery .gallery_sub .gallery_img_main .gallery_img_flex{
        width: 30%;
        height: 500px;
    }
}