themes-wordpress/skatepark/sass/elements/_links.scss

a {
	@include text-decoration;
}

.wp-block-post-content p a:not(.wp-block-post-excerpt__more-link) {
	text-decoration-line: underline;
	&:hover {
		text-decoration: none;
		background-color: var(--wp--custom--color--primary);
		color: var(--wp--custom--color--background);
	}
}

.wp-block-post-comments .comment-meta > a,
.wp-block-post-comments .comment-body > p > a,
.wp-block-post-comments .comment-edit-link,
.post-meta a {
	text-decoration-line: underline;
	&:hover {
		text-decoration-line: none;
	}
}

//Exceptions for the general underline rule
h1 a,
h2 a,
h3 a,
h4 a,
h5 a,
h6 a,
.wp-block-site-title a,
.wp-block-post-title a{
	text-underline-offset: 0.1ex;
}
.wp-block-site-title a,
.wp-block-post-title a,
.wp-block-query-pagination a {
	text-decoration-line: none;
	&:hover {
		text-decoration-line: underline;
	}
}

// Select the focus states of all non-wpadmin and screen reader links
.wp-block-search__button,
a:not(.ab-item):not(.screen-reader-shortcut) {
	&:active,
	&:focus {
		outline: 1px dotted var(--wp--custom--color--primary);
		outline-offset: 0.1em;
		text-decoration: none;
	}
}