proj4.defs("EPSG:31254","+proj=tmerc +lat_0=0 +lon_0=10.3333333333333 +k=1 +x_0=0 +y_0=-5000000 +ellps=bessel +towgs84=315.393,186.223,499.609,-6.445954,-8.131631,13.208641,23.449046 +units=m +no_defs +type=crs");