five-for-the-future/themes/wporg-5ftf/css/objects/_buttons.scss

input[type="submit"] {
	@extend .button;
}

.wp-block-button {
	@extend .button;

	display: inline-block;
	height: auto;
	margin-bottom: 1rem;
}

.wp-block-button__link {
	background: none;
	color: $color__link-button;
	text-decoration: none;
}