proj4.defs("EPSG:31255","+proj=tmerc +lat_0=0 +lon_0=13.3333333333333 +k=1 +x_0=0 +y_0=-5000000 +ellps=bessel +towgs84=459.968,82.193,458.756,-3.565234,-3.700593,10.860523,15.507563 +units=m +no_defs +type=crs");