@startuml
skinparam file<<System>> {
    StereotypeFontSize $FONT_SIZE_SM
    shadowing false
    FontColor $FONT_COLOR
    BorderColor $FONT_COLOR
    BackgroundColor #ffd1dc
}
!procedure System($id, $label="")
  EsEntity('file', 'System', $id, $label)
!endprocedure
@enduml