section#contentHolder span.heading img {top: -50px;}
div#mainContent section#contentHolder {min-height: 220px;}
div#PlantFinderHeader {
    height: 250px;
    width: 100%;
    max-width: 1260px;
    background-size:     cover;                      /* <------ */
    background-repeat:   no-repeat;
    background-position: left center;
    background-image: url("https://www.shopsteins.com/cms/default/assets/Image/Plant-Finder/header.jpg");
}