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;
}

// Add "danger" button styles, red text on grey background.
.button.button-danger {
	color: $color-error-red;

	&:visited {
		color: $color-error-red;
	}

	&.hover,
	&:hover,
	&.focus,
	&:focus {
		color: $color-error-red;
	}

	&.focus,
	&:focus {
		border-color: rgba($color-error-red, 0.6);
		box-shadow: 0 0 3px $color-error-red;
	}
}

.button.button-link {
	padding: 0;
	margin-left: 0;
	margin-right: 0;
	border: none;
	background-color: transparent;
	box-shadow: none;
	text-decoration: underline;

	&.focus,
	&:focus {
		box-shadow: none;
	}
}