網址: https://static.vecteezy.com/system/resources/previews/011/441/090/original/number-8-with-blue-purple-gradient-color-and-black-outline-vector.jpg
網址2: https://es.vecteezy.com/arte-vectorial/11441090-vector-numero-8-con-color-degradado-azul-purpura-y-contorno-negro
