@startuml
'skinparam monochrome true
skinparam packageStyle rectangle
'skinparam shadowing false

skinparam rectangle{
    BorderColor yellow
}

title Use Case Diagram

left to right direction


    actor "Human\nResources\nManager" as HRM
    actor "Fleet\nManager" as FM
    actor Collaborator
    actor "Green\nSpaces\nManager" as GSM
    actor "Green\nSpaces\nUser" as GSU


rectangle "Use Cases" as usecases{
    usecase "UC6 - Create a Task" as UC6
    HRM --> UC6
    usecase "UC7 - Create a Task" as UC7
    FM --> UC7
}

@enduml