html {font-size: 100%}
		h1 { margin-bottom: 0.21cm ;font-family: "Times New Roman", serif ; font-size: 1.5em }	
		h1.titulo {  text-align:center}
		h2 { margin-top: 0.42cm ,font-family: "Times New Roman", serif ;font-size: 1.4em }
		h3 { margin-top: 0.42cm ;font-family: "Times New Roman", serif;text-decoration: underline ;font-size: 1.3em}
		h4 { margin-top: 0.42cm ;font-family: "Times New Roman", sans-serif; font-size: 1.2em; font-style: italic}
		h5 {font-size: 1em}
		h6 { margin-top: 0.42cm; margin-bottom: 0.21cm ;font-family: "Times New Roman", serif ;font-size: 1em}
		p { font-size: 1em}
		#calculadora {background: gray; border: 0;}
    	#calculadora td {padding: 4px; text-align:center;}
    	
    	.cajita_valor {background-color: #acff38; color: #467702; border: 1px solid #454545; width: 300px; font-family: Arial, Helvetica; font-size: 20px; height: 50px;	px; text-align: right; }
    	.boton_largo { height: 50px;  width: 300px; border: 1px solid #000;  font-family: Arial; font-size: 20px; cursor: hand; background-color: #fff;}
    	.funcion {font-weight: bold; color: green;}
		td {border-top: 1px solid #000000; border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: 1px solid #000000; padding-top: 0cm; padding-bottom: 0.1cm; padding-left: 0.1cm; padding-right: 0.1cm}
		table {border:1px}
		table.lista {width:100%;border-style:none}
		.cita{color: green}
		li.cap {padding:0.5em;}