.Ventana_Azulada {  background-color: #B8C6C7; border-style: outset; border-top-width: thin; border-right-width: thin; border-bottom-width: thin; border-left-width: thin}
.Ventana_Verde {  background-color: #BEC2B4; border-style: outset; border-top-width: thin; border-right-width: thin; border-bottom-width: thin; border-left-width: thin}
.Ventana_Gris {  background-color: #CCCCCC; border-style: outset; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px}
.Botón {  cursor: hand}