s(
							$post_id,
							$ri,
							$ci,
							$wi,
							'> .panel-widget-style',
							$standard_css
						);
					}

					if ( ! empty( $tablet_css ) ) {
						$css->add_widget_css(
							$post_id,
							$ri,
							$ci,
							$wi,
							'> .panel-widget-style',
							$tablet_css,
							"$tablet_width:$mobile_width"
						);
					}

					if ( ! empty( $mobile_css ) ) {
						$css->add_widget_css(
							$post_id,
							$ri,
							$ci,
							$wi,
							'> .panel-widget-style',
							$mobile_css,
							$mobile_width
						);
					}

					if ( ! empty( $widget['panels_info']['style']['link_color'] ) ) {
						$css->add_widget_css( $post_id, $ri, $ci, $wi, ' a', array(
							'color' => $widget['panels_info']['style']['link_color'],
						) );
					}

					if ( ! empty( $widget['panels_info']['style']['link_color_hover'] ) ) {
						$css->add_widget_css( $post_id, $ri, $ci, $wi, ' a:hover', array(
							'color' => $widget['panels_info']['style']['link_color_hover'],
						) );
					}

					if (
						! empty( $widget['panels_info']['style']['box_shadow_hover'] ) &&
						! empty( $widget['panels_info']['style']['box_shadow_hover_color'] )
					) {
						$css->add_widget_css(
							$post_id,
							$ri,
							$ci,
							$wi,
							'> .panel-widget-style:hover',
							self::generate_box_shadow_css(
								'box_shadow_hover',
								$widget['panels_info']['style']
							)
						);
					}
				}
			}
		}

		return $css;
	}

	/**
	 * Add in custom styles for the row's bottom margin.
	 *
	 * @return mixed
	 */
	public static function filter_row_bottom_margin( $margin, $grid ) {
		if ( ! empty( $grid['style']['bottom_margin'] ) ) {
			$margin = $grid['style']['bottom_margin'];
		}

		return $margin;
	}

	/**
	 * Add in custom styles for spacing between cells in a row.
	 *
	 * @return mixed
	 */
	public static function filter_row_cell_bottom_margin( $margin, $cell, $ci, $row, $ri ) {
		if ( ! empty( $row['style']['mobile_cell_margin'] ) ) {
			$margin = $row['style']['mobile_cell_margin'];
		}

		return $margin;
	}

	public static function filter_widget_mobile_margin( $margin, $widget, $wi, $panels_data, $post_id ) {
		if ( ! empty( $widget['style']['mobile_margin'] ) ) {
			$margin = $widget['style']['mobile_margin'];
		}

		return $margin;
	}

	/**
	 * Add in custom styles for a row's mobile bottom margin.
	 *
	 * @return mixed
	 */
	public static function filter_row_mobile_bottom_margin( $margin, $grid ) {
		if ( ! empty( $grid['style']['mobile_bottom_margin'] ) ) {
			$margin = $grid['style']['mobile_bottom_margin'];
		}

		return $margin;
	}

	public static function filter_row_gutter( $gutter, $grid ) {
		if ( ! empty( $grid['style']['gutter'] ) ) {
			$gutter = $grid['style']['gutter'];
		}

		return $gutter;
	}

	/**
	 * Adds widget specific styles not included in the general style fields.
	 *
	 * @param $widget_css The CSS properties and values.
	 * @param $widget_style_data The style settings as obtained from the style fields.
	 *
	 * @return mixed
	 */
	public static function filter_widget_style_css( $widget_css, $widget_style_data ) {
		if ( ! empty( $widget_style_data['margin'] ) && ! siteorigin_panels_setting( 'inline-styles' ) ) {
			$widget_css['margin'] = $widget_style_data['margin'];
		}

		return $widget_css;
	}

	public static function get_attachment_image_src( $image, $size = 'full' ) {
		if ( empty( $image ) ) {
			return false;
		} elseif ( is_numeric( $image ) ) {
			return wp_get_attachment_image_src( $image, $size );
		} elseif ( is_string( $image ) ) {
			preg_match( '/(.*?)\#([0-9]+)x([0-9]+)$/', $image, $matches );

			return ! empty( $matches ) ? $matches : false;
		}
	}
}