proj4.defs("EPSG:31254","+proj=tmerc +lat_0=0 +lon_0=10.3333333333333 +k=1 +x_0=0 +y_0=-5000000 +ellps=bessel +towgs84=695.5,-216.6,491.1,0,0,0,0 +units=m +no_defs +type=crs");