.hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/e/9/csm_Klassentreffen_488eb80076.jpg); }@media screen and (min-width: 640px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/e/9/csm_Klassentreffen_98208d491b.jpg); } }@media screen and (min-width: 960px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/e/9/csm_Klassentreffen_803274b3a7.jpg); } }