diff --git a/CHANGELOG.md b/CHANGELOG.md
index a98be13..7c7f1db 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 * Added functions: GetWhiteSpace, GetWordBreak, ScrollIntoViewIfNeeded
 * Added Popups, PopupDefault, PopupDefaultsSeq, and SetPopupDefaults methods to Session interface
 * Added DismissWithoutAnimation add SetHotKey methods to Popup interface
+* Added "outside-color" add "outside-filter" properties to Popup interface
 * Added ViewSeq add ViewCount methods to ParentView interface
 * Added ToBoundsProperty method to Bounds struct
 
diff --git a/filter.go b/filter.go
index 89b1568..5be4496 100644
--- a/filter.go
+++ b/filter.go
@@ -142,6 +142,18 @@ type filterData struct {
 }
 
 // NewFilterProperty creates the new FilterProperty
+//
+// The argument lists the effects to apply. The following effects are possible:
+//   - "blur" (Blur) - Gaussian blur in pixels (type: float64, value: 0…10000);
+//   - "brightness" (Brightness) - Brightness change in percents (type: float64, value: 0…10000);
+//   - "contrast" (Contrast) - Contrast change in percents (type: float64, value: 0…10000);
+//   - "drop-shadow" (DropShadow) - Adding shadow (type: []ShadowProperty);
+//   - "grayscale" (Grayscale) - Converting to grayscale in percents (type: float64, value: 0…100%);
+//   - "hue-rotate" (HueRotate) - Hue rotation (type: AngleUnit);
+//   - "invert" (Invert) - Invert colors in percents (type: float64, value: 0…100);
+//   - "opacity" (Opacity) - Changing transparency in percents (type: float64, value: 0…100);
+//   - "saturate" (Saturate) - Saturation change in percents (type: float64, value: 0…10000);
+//   - "sepia" (Sepia) - Conversion to sepia in percents (type: float64, value: 0…100).
 func NewFilterProperty(params Params) FilterProperty {
 	if len(params) > 0 {
 		filter := new(filterData)
diff --git a/popup.go b/popup.go
index b717991..5ddd8db 100644
--- a/popup.go
+++ b/popup.go
@@ -152,6 +152,17 @@ const (
 	// See SizeUnit description for more details.
 	ArrowWidth PropertyName = "arrow-width"
 
+	// ArrowOffset is the constant for "arrow-offset" property tag.
+	//
+	// Used by Popup.
+	// Set the offset of the popup arrow.
+	//
+	// Supported types: SizeUnit, SizeFunc, string, float, int.
+	//
+	// Internal type is SizeUnit, other types converted to it during assignment.
+	// See SizeUnit description for more details.
+	ArrowOffset PropertyName = "arrow-offset"
+
 	// ShowTransform is the constant for "show-transform" property tag.
 	//
 	// Used by Popup.
@@ -207,16 +218,27 @@ const (
 	// Internal type is float, other types converted to it during assignment.
 	ShowOpacity PropertyName = "show-opacity"
 
-	// ArrowOffset is the constant for "arrow-offset" property tag.
+	// OutsideColor is the constant for "outside-color" property tag.
 	//
 	// Used by Popup.
-	// Set the offset of the popup arrow.
+	// Specifies the color used to paint the space outside and below the Popup.
 	//
-	// Supported types: SizeUnit, SizeFunc, string, float, int.
+	// Supported types: Color, string.
 	//
-	// Internal type is SizeUnit, other types converted to it during assignment.
-	// See SizeUnit description for more details.
-	ArrowOffset PropertyName = "arrow-offset"
+	// Internal type is Color, other types converted to it during assignment.
+	// See [Color] description for more details.
+	OutsideColor PropertyName = "outside-color"
+
+	// OutsideFilter is the constant for "outside-filter" property tag.
+	//
+	// Used by Popup.
+	// Applies graphical effects to the area outside and below a popup, such as blurring, color shifting, changing brightness/contrast,
+	// etc.
+	//
+	// Supported types: FilterProperty.
+	//
+	// See FilterProperty description for more details.
+	OutsideFilter PropertyName = "outside-filter"
 
 	// NoneArrow is value of the popup "arrow" property: no arrow
 	NoneArrow = 0
@@ -682,6 +704,24 @@ func (popup *popupData) Set(tag PropertyName, value any) bool {
 			popup.setRaw(ShowTiming, timing)
 			return true
 		}
+
+	case OutsideColor:
+		if len(setColorProperty(popup, OutsideColor, value)) > 0 {
+			popup.propertyChanged(OutsideColor)
+			return true
+		}
+		return false
+
+	case OutsideFilter:
+		if len(setFilterProperty(popup, OutsideFilter, value)) > 0 {
+			popup.propertyChanged(OutsideColor)
+			return true
+		}
+		return false
+
+		//if filter := GetBackdropFilter(popup.popupView); filter != nil {
+		//params[BackdropFilter] = filter
+
 	}
 
 	if popup.supported(tag) {
@@ -791,6 +831,12 @@ func (popup *popupData) propertyChanged(tag PropertyName) {
 			popup.layerView.SetTransition(Transform, popup.animationProperty())
 		}
 
+	case OutsideColor:
+		popup.layerView.Set(BackgroundColor, popup.Get(OutsideColor))
+
+	case OutsideFilter:
+		popup.layerView.Set(BackdropFilter, popup.Get(OutsideFilter))
+
 	default:
 		if popup.supported(tag) {
 			popup.popupView.Set(tag, popup.getRaw(tag))
@@ -1313,6 +1359,8 @@ func (popup *popupData) createLayerView() GridLayout {
 		TitleStyle,
 		CloseButton,
 		OutsideClose,
+		OutsideColor,
+		OutsideFilter,
 		Buttons,
 		ButtonsAlign,
 		DismissEvent,
@@ -1379,6 +1427,16 @@ func (popup *popupData) createLayerView() GridLayout {
 		layerParams[ClickEvent] = popup.cancel
 	}
 
+	if color, ok := colorProperty(popup, OutsideColor, session); ok {
+		layerParams[BackgroundColor] = color
+	}
+
+	if value := popup.getRaw(OutsideFilter); value != nil {
+		if filter, ok := value.(FilterProperty); ok {
+			layerParams[BackdropFilter] = filter
+		}
+	}
+
 	popup.layerView = NewGridLayout(session, layerParams)
 
 	opacity, _ := floatProperty(popup, ShowOpacity, session, 1)
diff --git a/popupUtils.go b/popupUtils.go
index 4e45bd7..9ec5a35 100644
--- a/popupUtils.go
+++ b/popupUtils.go
@@ -163,7 +163,10 @@ func (popup *popupMenuData) IsListItemEnabled(index int) bool {
 // Supported types: `func(index int)`.
 const PopupMenuResult PropertyName = "popup-menu-result"
 
-// ShowMenu displays the menu. Menu items are set using the Items property.
+// ShowMenu displays the menu.
+//
+// Menu items are set using the Items property.
+//
 // The "popup-menu-result" property sets the function (format: func(int)) to be called when a menu item is selected.
 func ShowMenu(session Session, params Params) Popup {
 	value, ok := params[Items]