.hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/e/4/csm_Ruhrgebiet_49dad8315e.jpg); }@media screen and (min-width: 640px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/e/4/csm_Ruhrgebiet_12621dcd57.jpg); } }@media screen and (min-width: 960px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/e/4/csm_Ruhrgebiet_8097192a31.jpg); } }