.first-contact-container{background-color:#f3f3f3;background-size:cover;background-position:center;transition:background-image 0.5s ease-in-out}.demm-services-imgs{background-color:#e0e0e0;min-height:250px;background-size:cover;background-position:center;transition:background-image 0.5s ease-in-out}.image-loaded{opacity:1}