[OPENENGSB-1004] css fix for chromium
[OPENENGSB-1004] css fix for chromium

Signed-off-by: Alexander Pucher <f19f49993921c53b08e9dad3c35af404997692d8@alexpucher.com>

openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb,openengsb/openengsb