body { 
	display: block;
	margin-left: auto;
	margin-right: auto;
	font-family: Calibri;
	background-color:blue;
	text-align: center;	
}

table {
    margin-left: auto;
	margin-right: auto;
	background-color: #f6f6f6;
	font-size: 20px;
	text-align: left;	
}
td {
	padding: 8px;
	text-decoration:none;
}
td a:hover {
	background-color: #e1e1e1;
}
img.logo { 
	display: block;
	margin-left: auto;
	margin-right: auto;
}
h1 {
	align-text: center;
	font-size: 40px;
}
a {
	text-decoration:none;
}

#volver {
  transition: transform .2s; /* Animation */
}

#voler:hover{
  transform: scale(1.5); /* (150% zoom - Note: if the zoom is too large, it will go outside of the viewport) */
}

@media (max-width: 767px) {
	
	body{
		background: none;
	}
	
}