[From string (line 9) ]                        
                                               
@startuml                                      
<style>                                        
ganttDiagram {                                 
  FontColor red                                
  FontSize 25                                  
}                                              
</style>                                       
                                               
project starts 2021/05/01                      
^^^^^                                          
 Syntax Error? (Assumed diagram type: sequence)