BS5Alert(["alert-success"], 
  H5Button(["btn-close"], ["type":"button", "aria-label":"Close"]))

H5Div(["alert alert-success" role="alert"]
  H5Button(["type":"button" ["btn-close" "aria-label":"Close"]")
)

BS5Alert(["alert-success"], 
  H5Button(["btn-close"], ["type":"button", "aria-label":"Close", "disabled":"disabled"]))

H5Div(["alert alert-success" role="alert"]
  H5Button(["type":"button" ["btn-close" "aria-label":"Close" disabled=""]")
)

BS5Alert(["bg-dark"], 
  H5Button(["btn-close", "btn-close-white"], ["type":"button", "aria-label":"Close", "disabled":"disabled"]), 
  H5Button(["btn-close", "btn-close-white"], ["type":"button", "aria-label":"Close", "disabled":"disabled"]))

H5Div(["alert bg-dark" role="alert"]
  H5Button(["type":"button" ["btn-close btn-close-white" "aria-label":"Close"]")
  H5Button(["type":"button" ["btn-close btn-close-white" "aria-label":"Close" disabled=""]")
)