body{
	background: #f7f7f7;
}

#login{
	border: 1px solid #ddd;
	background: white;
	width: 400px;
	margin: 100px auto;
	padding: 20px;

	box-sizing:border-box;
	-moz-box-sizing:border-box;
	-webkit-box-sizing:border-box;
}

.campo{
	border:0px solid red;
	width: 100%;
	margin: 10px 0;
	float: left;
}

.tag{
	border: 0px solid red;
	width: 100px;
	float: left;
	padding: 10px 0 0 0;
}

input{
	width: 250px;
	float: left;
	padding: 10px 5px;

	box-sizing:border-box;
	-moz-box-sizing:border-box;
	-webkit-box-sizing:border-box;
}