plantuml-styles.txt

      ' change the default styles   
      skinparam shadowing false   
      skinparam roundcorner 5
      skinparam padding 2
      skinparam linetype ortho
      skinparam bbackgroundColor #000000
      skinparam stereotypeCBackgroundColor #C3D3E3
    

      ' style sequences
      skinparam sequence {
      	ArrowColor #1F4260
      	LifeLineBorderColor #1F4260
      	LifeLineBackgroundColor #428BCA
      	ParticipantBorderColor #AAAAAA
      	ParticipantBackgroundColor #F5F5F5
        ActorBackgroundColor #DDDDDD
        ActorBorderColor #333333
      }
      
      ' style notes
      skinparam noteFontColor #C49858
      skinparam note {
        BackgroundColor #FCF8E4
        BorderColor #FCEED6   
      }
      
      ' style classes
      skinparam class {
        BackgroundColor #F5F5F5
        BorderColor #333333
        ArrowColor #333333   
      }   
      
      ' style packages
      skinparam packageFontColor #9DA0A4
      skinparam package {
        BorderColor #CCCCCC
      }