WordPress/wp-content/themes/twentynineteen/print.scss

/*
Theme Name: Twenty Nineteen

Adding print support. The print styles are based on the the great work of
Andreas Hecht in https://www.jotform.com/blog/css-perfect-print-stylesheet-98272/.
*/

/*--------------------------------------------------------------
>>> TABLE OF CONTENTS:
----------------------------------------------------------------
# Margins
# Typography
# Page breaks
# Links
# Visibility
--------------------------------------------------------------*/

@media print {

	/* Margins */

	@page {
		margin: 2cm;
	}

	.entry {
		margin-top: 1em;
	}

	.entry .entry-header, .site-footer .site-info {
		margin: 0;
	}

	/* Fonts */

	body {
		font: 13pt Georgia, "Times New Roman", Times, serif;
		line-height: 1.3;
		background: #fff !important;
		color: #000;
	}

	h1 {
		font-size: 24pt;
	}

	h2,
	h3,
	h4,
	.has-regular-font-size, 
	.has-large-font-size, 
	h2.author-title, 
	p.author-bio, 
	.comments-title, h3 {
		font-size: 14pt;
		margin-top: 25px;
	}

	/* Page breaks */

	a {
		page-break-inside: avoid
	}

	blockquote {
		page-break-inside: avoid;
	}

	h1,
	h2,
	h3,
	h4,
	h5,
	h6 {
		page-break-after: avoid;
		page-break-inside: avoid
	}

	img {
		page-break-inside: avoid;
		page-break-after: avoid;
	}

	table, pre {
		page-break-inside: avoid;
	}

	ul, ol, dl {
		page-break-before: avoid;
	}

	/* Links */

	a:link, a:visited, a {
		background: transparent;
		font-weight: bold;
		text-decoration: underline;
		text-align: left;
	}

	a {
		page-break-inside: avoid;
	}

	a[href^=http]:after {
		content: " < " attr(href) "> ";
	}

	a:after > img {
		content: "";
	}

	article a[href^="#"]:after {
		content: "";
	}

	a:not(:local-link):after {
		content: " < " attr(href) "> ";
	}

	/* Visibility */
	.main-navigation,
	.site-title + .main-navigation,
	.social-navigation,
	.site-branding-container:before,
	.entry .entry-title:before,
	.entry-footer,
	.author-description:before,
	.post-navigation,
	.widget-area,
	.comment-form-flex,
	.comment-reply,
	.comment .comment-metadata .edit-link {
		display: none;
	}

	.entry .entry-content .wp-block-button .wp-block-button__link,
	.entry .entry-content .button {
		color: #000;
		background: none;
	}

	/* Site Header (With Featured Image) */
	.site-header.featured-image {
		min-height: 0;

		.main-navigation a,
		.main-navigation a + svg,
		.social-navigation a,
		.site-title a,
		.site-featured-image a,
		.site-branding .site-title,
		.site-branding .site-description,
		.main-navigation a:after,
		.main-navigation .main-menu > li.menu-item-has-children:after,
		.main-navigation li,
		.social-navigation li,
		.entry-meta,
		.entry-title,
		&#masthead .site-title a {
			color: #000;
			text-shadow: none;
		}

		.site-featured-image .entry-header,
		.site-branding-container {
			margin-top: 0;
			margin-bottom: 0;
		}

		.site-featured-image .post-thumbnail img {
			position: relative;
			height: initial;
			width: initial;
			object-fit: none;
			min-width: 0;
			min-height: 0;
			max-width: 100%;
			margin-top: 1rem;
		}
	}

	/* Remove image filters from featured image */
	.image-filters-enabled {
		.entry .post-thumbnail:after,
		.site-header.featured-image .site-featured-image:before,
		.site-header.featured-image .site-featured-image:after,
		.site-header.featured-image:after {
			display: none;
		}

		.entry .post-thumbnail .post-thumbnail-inner,
		.site-header.featured-image .site-featured-image .post-thumbnail img {
			filter: none;
		}
	}
}