Astra_Ext_Sticky_Header_Markup::add_options( array $meta_option )

		public function add_options( $meta_option ) {

			$meta_option['stick-header-meta'] = array(
				'sanitize' => 'FILTER_DEFAULT',
				'default'  => astra_get_option_meta( 'stick-header-meta' ),
			);

			$meta_option['header-main-stick-meta'] = array(
				'sanitize' => 'FILTER_DEFAULT',
				'default'  => astra_get_option_meta( 'header-main-stick-meta' ),
			);

			if ( Astra_Ext_Extension::is_active( 'header-sections' ) ) {
				$meta_option['header-above-stick-meta'] = array(
					'sanitize' => 'FILTER_DEFAULT',
					'default'  => astra_get_option_meta( 'header-above-stick-meta' ),
				);
				$meta_option['header-below-stick-meta'] = array(
					'sanitize' => 'FILTER_DEFAULT',
					'default'  => astra_get_option_meta( 'header-below-stick-meta' ),
				);
			}

			return $meta_option;
		}