.hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/9/5/csm_Kongresscenter_1158f9c6bc.jpg); }@media screen and (min-width: 640px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/9/5/csm_Kongresscenter_858f557c35.jpg); } }@media screen and (min-width: 960px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/9/5/csm_Kongresscenter_17b0941730.jpg); } }