.hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/9/a/csm_Heilbronn_9624f64f38.jpg); }@media screen and (min-width: 640px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/9/a/csm_Heilbronn_20649d2083.jpg); } }@media screen and (min-width: 960px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/9/a/csm_Heilbronn_5ea92cb5fa.jpg); } }