.site-header {
    /* background-color: #fff; */
    /* padding: 0; */
    /* overflow: hidden; */
    background-image: url("http://bestsuperautomaticespressomachine.com/wp-content/uploads/2016/04/coffee-1.jpg");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    height: 500px;
    background-color: #fff;
    padding: 0;
    overflow: hidden;
}