[From string (line 8) ]                                  
                                                         
@startuml                                                
<style>                                                  
--packageBackground: #df00df;                            
package {                                                
  BackGroundColor: var(--packageBackground);             
}                                                        
component {                                              
  BackGroundColor: %darken(var(--packageBackground), 20);
^^^^^                                                    
 Fatal parsing error