themes-wordpress/verso/style.css

/*
Theme Name: Verso
Theme URI: https://wordpress.com/themes/verso
Author: Automattic
Author URI: https://automattic.com
Description: Verso pays tribute to the revered Portuguese writer and poet Fernando Pessoa, and his various pseudonyms. Its minimalist design features a black and white color scheme, complemented by an elegant serif font. Verso's carefully crafted templates boast a comfortable content width and meticulously considered white space that create a calming and immersive reading experience, ideal for the appreciation of poetry.
Requires at least: 5.8
Tested up to: 6.2
Requires PHP: 5.7
Version: 1.0.2
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Template: 
Text Domain: verso
Tags: blog, one-column, wide-blocks, custom-colors, custom-menu, editor-style, full-site-editing, rtl-language-support, template-editing, theme-options, threaded-comments, translation-ready
Status: inactive
*/

/*
 * Control the hover stylings of outline block style.
 * Unnecessary once block styles are configurable via theme.json
 * https://github.com/WordPress/gutenberg/issues/42794
 */
.wp-block-button.is-style-outline>.wp-block-button__link:not(.has-background):hover {
	background-color: var(--wp--preset--color--secondary);
	color: var(--wp--preset--color--background);
	border-color: var(--wp--preset--color--secondary);
}

/*
 * Link styles
 * https://github.com/WordPress/gutenberg/issues/42319
 */
a {
	text-decoration-thickness: .0625em !important;
	text-underline-offset: .15em;
}