h1{ 	display:block; 	color:#008B7A; 	margin-top:200px; 		margin-bottom:80px; 	} 	.row{ 		display: flex; 		flex-direction: row; 		flex-wrap: wrap; 	} 	.post{ 		width:29%; 		margin-right:6%; 	} 	.post:nth-child(3n){ 		margin-right:0; 	} 	a.back{		 		color:#008B7A !important; 		font-weight: bold; 		margin-top: 60px; 		display: inline-block; 	} 	section.footer{ 		margin-top:200px; 	}