[From string (line 29) ]                       
                                               
@startuml                                      
<style>                                        
nwdiagDiagram {                                
  network {                                    
    BackGroundColor gray                       
    LineColor black                            
    LineThickness 1.0                          
    FontSize 11                                
  }                                            
  server {                                     
    BackGroundColor blue                       
    LineColor black                            
    LineThickness 1.0                          
    FontSize 11                                
    FontColor #blue                            
  }                                            
  group {                                      
    BackGroundColor palegreen                  
    LineColor black                            
    LineThickness 2.0                          
    FontSize 11                                
    FontStyle bold                             
    Margin 5                                   
    Padding 5                                  
  }	                                           
}                                              
</style>                                       
nwdiag {                                       
^^^^^                                          
 Syntax Error? (Assumed diagram type: sequence)