/* two columns */
.articles {
	columns: 2; /* two independent vertical columns */
	column-gap: 1rem;
}

.itemncu {
	display: inline-block;
	width: 100%; /* ensure items fill column width */
}

/* devices */
@media only screen and (max-width: 900px) {
	.articles {
    	columns: 1;
    	display: flex;
    	flex-direction: column;
  	}
}