.hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/b/7/csm_Regensburg_76f10fe540.jpg); }@media screen and (min-width: 640px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/b/7/csm_Regensburg_f50b7d2cfb.jpg); } }@media screen and (min-width: 960px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/b/7/csm_Regensburg_0dc0a5939a.jpg); } }