five-for-the-future/themes/pub/wporg/css/components/_posts-navigation.scss

.pagination .nav-links {
	text-align: center;

	.page-numbers {
		background-color: #f9f9f9;
		cursor: hand;
		display: inline-block;
		min-width: 2em;
		padding: 8px;

		&.next,
		&.prev,
		&.dots {
			background: none;
			font-size: 0.9em;
			width: auto;
		}
		&.dots {
			cursor: inherit;
		}

		@include breakpoint( 0, $ms-breakpoint ) {
			&.prev,
			&.next {
				font-size: 0;
				min-width: initial;
				padding: 0;
			}

			&.prev:before,
			&.next:after {
				background-color: #f9f9f9;
				display: inline-block;
				font-size: ms( 0 );
				line-height: 1.5;
				min-width: 2em;
				padding: 8px;
			}

			&.prev:before {
				content: '\2039'; /* ‹ */
			}

			&.next:after {
				content: '\203A'; /* › */
			}
		}
	}
	span.page-numbers {
		background-color: #f7f7f7;
		font-weight: bold;
	}
}