.hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/8/a/csm_Trainer_1a3fec333d.jpg); }@media screen and (min-width: 640px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/8/a/csm_Trainer_2b0240f1a2.jpg); } }@media screen and (min-width: 960px) { .hte-image-grid .b0 { background-image: url(/fileadmin/_processed_/8/a/csm_Trainer_c6cb5a11a9.jpg); } }