#mcontainer{
	display: block;
	width: 100%;
	margin:none;
	padding: none;
	background-color: #EEE;
}
.mason{
	width: 20%;
	margin:none;
	padding:0.2em;
	border-radius: 8px;
}
@media (max-width: 960px) {
  .mason { 
	width: 50%;
	margin-bottom: 0;
	}
}
@media (max-width: 460px) {
  .mason { 
	width: 100%;
	margin: 0 auto;
	}
}