private static function constructor_current_styles( $atts ) {

		$settings = array(
			'calculator_type'                      => isset( $atts['data-calculator_type'] ) ? $atts['data-calculator_type'] : null,
			'languages'                            => isset( $atts['data-languages'] ) ? $atts['data-languages'] : null,
			'years_remaining'                      => isset( $atts['data-years_remaining'] ) ? $atts['data-years_remaining'] : null,
			'original_mortgage_term'               => isset( $atts['data-original_mortgage_term'] ) ? $atts['data-original_mortgage_term'] : null,
			'original_mortgage_amount'             => isset( $atts['data-original_mortgage_amount'] ) ? $atts['data-original_mortgage_amount'] : null,
			'original_mortgage_amount_default'     => isset( $atts['data-original_mortgage_amount_default'] ) ? $atts['data-original_mortgage_amount_default'] : null,
			'additional_principal_payment'         => isset( $atts['data-additional_principal_payment'] ) ? $atts['data-additional_principal_payment'] : null,
			'additional_principal_payment_default' => isset( $atts['data-additional_principal_payment_default'] ) ? $atts['data-additional_principal_payment_default'] : null,
			'annual_interest_rate'                 => isset( $atts['data-annual_interest_rate'] ) ? $atts['data-annual_interest_rate'] : null,
			'annual_interest_rate_default'         => isset( $atts['data-annual_interest_rate_default'] ) ? $atts['data-annual_interest_rate_default'] : null,
			'amortization'                         => isset( $atts['data-amortization'] ) ? $atts['data-amortization'] : null,
			'amortization_annually'                => isset( $atts['data-amortization_annually'] ) ? $atts['data-amortization_annually'] : null,
			'amortization_monthly'                 => isset( $atts['data-amortization_monthly'] ) ? $atts['data-amortization_monthly'] : null,
			'term_default'                         => isset( $atts['data-term_default'] ) ? $atts['data-term_default'] : null,
			'button_text'                          => isset( $atts['data-button_text'] ) ? $atts['data-button_text'] : null,
			'button_reset_text'                    => isset( $atts['data-button_reset_text'] ) ? $atts['data-button_reset_text'] : null,
			'type_style'                           => isset( $atts['data-type_style'] ) ? $atts['data-type_style'] : null,
			'primary_color'                        => isset( $atts['data-primary_color'] ) ? $atts['data-primary_color'] : null,
			'fonts'                                => isset( $atts['data-fonts'] ) ? $atts['data-fonts'] : null,
			'type_inputs'                          => isset( $atts['data-type_inputs'] ) ? $atts['data-type_inputs'] : null,
			'rounded_elements'                     => isset( $atts['data-rounded_elements'] ) ? $atts['data-rounded_elements'] : null,
			'slider_for_input'                     => isset( $atts['data-slider_for_input'] ) ? $atts['data-slider_for_input'] : null,
			'type_slyder'                          => isset( $atts['data-type_slyder'] ) ? $atts['data-type_slyder'] : null,
		);

		return $settings;
	}