body {
	font-family: Arial, sans-serif;
}

.calculadora {
	width: 50%;
	margin: 40px auto;
	padding: 20px;
	border: 1px solid #ccc;
	border-radius: 10px;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

label {
	display: block;
	margin-bottom: 10px;
}

input[type="number"] {
	width: 100%;
	height: 40px;
	margin-bottom: 20px;
	padding: 10px;
	border: 1px solid #ccc;
}

button {
	width: 100%;
	height: 40px;
	background-color: #4CAF50;
	color: #fff;
	padding: 10px;
	border: none;
	border-radius: 10px;
	cursor: pointer;
}

button:hover {
	background-color: #3e8e41;
}