.instagram-div .image-insta{
    position: relative;
    width: 100%;
    top: 100px;
    transform: translateY(-50%);
    margin: 10% 0;
    box-shadow: 0 4px 8px 0 #4f5051;
}
@media(max-width: 991px){
    .instagram-heading-title{
        margin-bottom: 25px;
        font-size: 30px;
    }
}