 add_filter( 'genesis_viewport_value', 'child_custom_viewport' );
/**
* Filters the responsive viewport value.
*
* @param string $content The viewport value.
* @return string $content The new viewport value.
*/
function child_custom_viewport( $content ) {
return 'width=device-width, initial-scale=1';
}

	add_filter( 'genesis_viewport_value', 'child_custom_viewport' );
	/**
	* Filters the responsive viewport value.
	*
	* @param string $content The viewport value.
	* @return string $content The new viewport value.
	*/
	function child_custom_viewport( $content ) {
	return 'width=device-width, initial-scale=1';
	}