Neónové trubice - úzke

              _     _   _   _____   _   _     
  _ __ ___   | |_  | | | | | ____| (_) | |    
 | '_ ` _ \  | __| | |_| | |  _|   | | | |    
 | | | | | | | |_  |  _  | | |___  | | | |___ 
 |_| |_| |_|  \__| |_| |_| |_____| |_| |_____|