body{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    overflow-x: hidden;
}
@media only screen and (max-width: 992px) {
    .row > .col-12{ 
     height: 100vh;
     width: 100%;
     display: flex;
     align-items: center;
    }
    .image-box {
        width: 100%;
    }
    .image-box > img {
        width: 100%;
        height: 300px;
    }
}