[From string (line 16) ]                                  
                                                          
@startuml                                                 
!pragma teoz true                                         
title (a)(b)(c) Style duration arrow?                     
                                                          
 {start} Alice -> Bob : start doing things during duration
 Bob -> Max : something                                   
 Max -> Bob : something else                              
 {end} Bob -> Alice : finish                              
                                                          
<style>                                                   
arrow {                                                   
  LineColor green                                         
  LineThickness 3                                         
  LineStyle 6;3                                           
}                                                         
</style>                                                  
^^^^^                                                     
 Error in style definition: parsing