.full-screen {
    width: 100%;
}

.square {
    width: 280px;
    height: 280px;
    object-fit:cover;
    object-position: left center;
}

.background-image-example {
    background-image: url(https://wudesign.me/resources/using-images/images/shelf-cloud-vertical.jpg);
    padding: 10% 5% 45% 40%;
    background-size: cover;
    background-position: center 20%;
}

.width800 {
    width: 800px;
}