@media screen and (min-width: 768px){#page-row-1{padding-top:60px;padding-bottom:100px;background-image:url("../../../img/Teaser_Instructor.jpg");background-size:100%;background-repeat:no-repeat;}}@media screen and (max-width: 767px){#page-row-1{background-image:url("../../../img/AdobeStock_296308344_Preview.jpg");background-size:100%;background-repeat:no-repeat;}}