The natural law theory means that certain moral values, rights and responsibilities are recieved through human nature. Simply, you will act because of the nature of humanity.
here is my failure of a translation in spanish as i do not speak it :( hopefully you understand.
La teoría de la ley natural significa que ciertos valores morales, derechos y responsabilidades se reciben a través de la naturaleza humana. Simplemente, actuarás debido a la naturaleza de la humanidad.
source: https://legaldictionary.net/natural-law/
trabolic COME ON MAN STOP