public function applyOverrides( $scss, $overrides = [] ) {

		if ( ! is_array( $overrides ) ) {
			$overrides = (array) $overrides;
		}
		$overrides = implode( "\n", $overrides );

		if ( $this->isCurrentThemeCompatible( 2 ) ) {
			// Prepend override variables (see: http://sass-lang.com/documentation/file.SASS_REFERENCE.html#variable_defaults_).
			$scss = $overrides . "\n" . $scss;
		} else {
			// Append overrides.
			$scss .= "\n" . $overrides;
		}

		return $scss;
	}