.calculadora{
	display: block;
	margin:0 auto;
	padding: 20px;
	background: #DC4C46;
	width: 300px;
	height: 500px;
	border-radius: 25px;


}

.calculadora td button{
	display: block;
	width: 70px;
	height: 70px;
	font-size: 25px;
}

#resultado {
	display: block;
	text-align: center;
	font-size: 40px;
	margin-bottom: 50 px;
	width: 300px;
	height: 100px;
	line-height: 100px;
	background-color: #fff ;
	border-radius: 25px;
	overflow-y: scroll;

	

}