diff --git a/src/components/autocomplete/AutoComplete.d.ts b/src/components/autocomplete/AutoComplete.d.ts
index a326d4612..cfb715d24 100755
--- a/src/components/autocomplete/AutoComplete.d.ts
+++ b/src/components/autocomplete/AutoComplete.d.ts
@@ -134,7 +134,7 @@ export interface AutoCompleteProps {
     /**
      * Style class of the overlay panel.
      */
-    panelClass?: string;
+    panelClass?: any;
     /**
      * Whether to use the virtualScroller feature. The properties of VirtualScroller component can be used like an object in it.
      * @see VirtualScroller.VirtualScrollerProps
diff --git a/src/components/badge/Badge.d.ts b/src/components/badge/Badge.d.ts
index 3bc8089db..2d55781d5 100644
--- a/src/components/badge/Badge.d.ts
+++ b/src/components/badge/Badge.d.ts
@@ -26,7 +26,7 @@ export interface BadgeSlots {
     /**
      * Content can easily be customized with the default slot instead of using the built-in display.
      */
-     default: () => VNode[];
+    default: () => VNode[];
 }
 
 export declare type BadgeEmits = {
diff --git a/src/components/blockui/BlockUI.d.ts b/src/components/blockui/BlockUI.d.ts
index 2e5654ca7..fec8512e6 100755
--- a/src/components/blockui/BlockUI.d.ts
+++ b/src/components/blockui/BlockUI.d.ts
@@ -26,7 +26,7 @@ export interface BlockUISlots {
     /**
      * Custom content's slot.
      */
-     default: () => VNode[];
+    default: () => VNode[];
 }
 
 export declare type BlockUIEmits = {
diff --git a/src/components/button/Button.d.ts b/src/components/button/Button.d.ts
index 8f0201d84..992b4c166 100755
--- a/src/components/button/Button.d.ts
+++ b/src/components/button/Button.d.ts
@@ -8,10 +8,10 @@ export interface ButtonProps extends ButtonHTMLAttributes {
      * Inline style of the button.
      */
     style?: any;
-     /**
+    /**
       * Style class of the button.
       */
-    class?: string | undefined;
+    class?: any;
     /**
      * Text of the button.
      */
diff --git a/src/components/calendar/Calendar.d.ts b/src/components/calendar/Calendar.d.ts
index 60a9a954b..1745598c1 100755
--- a/src/components/calendar/Calendar.d.ts
+++ b/src/components/calendar/Calendar.d.ts
@@ -122,7 +122,7 @@ export interface CalendarProps {
     /**
      * Style class of the datetimepicker panel.
      */
-    panelClass?: string | undefined;
+    panelClass?: any;
     /**
      * The minimum selectable date.
      */
@@ -228,7 +228,7 @@ export interface CalendarProps {
     /**
      * Style class of the input field.
      */
-    inputClass?: string | undefined;
+    inputClass?: any;
     /**
      * Inline style of the component.
      */
@@ -236,7 +236,7 @@ export interface CalendarProps {
     /**
      * Style class of the component.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Keep invalid value when input blur.
      */
diff --git a/src/components/carousel/Carousel.d.ts b/src/components/carousel/Carousel.d.ts
index 262f4b9e2..a0803e60f 100755
--- a/src/components/carousel/Carousel.d.ts
+++ b/src/components/carousel/Carousel.d.ts
@@ -57,15 +57,15 @@ export interface CarouselProps {
     /**
      * Style class of the viewport container.
      */
-	containerClass?: string | undefined;
+	containerClass?: any;
     /**
      * Style class of main content.
      */
-	contentClass?: string | undefined;
+	contentClass?: any;
     /**
      * Style class of the indicator items.
      */
-	indicatorsContentClass?: string | undefined;
+	indicatorsContentClass?: any;
     /**
      * Defines if scrolling would be infinite.
      */
diff --git a/src/components/cascadeselect/CascadeSelect.d.ts b/src/components/cascadeselect/CascadeSelect.d.ts
index 751cc7991..fb2fe085c 100644
--- a/src/components/cascadeselect/CascadeSelect.d.ts
+++ b/src/components/cascadeselect/CascadeSelect.d.ts
@@ -87,7 +87,7 @@ export interface CascadeSelectProps {
     /**
      * Style class of the overlay panel.
      */
-    panelClass?: string | undefined;
+    panelClass?: any;
     /**
      * Whether the dropdown is in loading state.
      */
diff --git a/src/components/checkbox/Checkbox.d.ts b/src/components/checkbox/Checkbox.d.ts
index 9d22b82d9..5129df124 100755
--- a/src/components/checkbox/Checkbox.d.ts
+++ b/src/components/checkbox/Checkbox.d.ts
@@ -16,7 +16,7 @@ export interface CheckboxProps {
     /**
      * Style class of the component input field.
      */
-    class?: string;
+    class?: any;
     /**
      * Inline style of the component.
      */
diff --git a/src/components/chips/Chips.d.ts b/src/components/chips/Chips.d.ts
index a1be4dd32..c0133073d 100755
--- a/src/components/chips/Chips.d.ts
+++ b/src/components/chips/Chips.d.ts
@@ -42,7 +42,7 @@ export interface ChipsProps {
     /**
      * Style class of the component input field.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Inline style of the component.
      */
diff --git a/src/components/colorpicker/ColorPicker.d.ts b/src/components/colorpicker/ColorPicker.d.ts
index ddde26c80..2dd3a081d 100755
--- a/src/components/colorpicker/ColorPicker.d.ts
+++ b/src/components/colorpicker/ColorPicker.d.ts
@@ -60,7 +60,7 @@ export interface ColorPickerProps {
     /**
      * Style class of the overlay panel.
      */
-    panelClass?: string | undefined;
+    panelClass?: any;
     /**
      * A valid query selector or an HTMLElement to specify where the overlay gets attached. Special keywords are 'body' for document body and 'self' for the element itself.
      * Default value is 'body'.
@@ -77,7 +77,7 @@ export declare type ColorPickerEmits = {
      * @param {*} value - New value.
      */
     'update:modelValue': (value: any) => void;
-     /**
+    /**
       * Callback to invoke when a chip is added.
       * @param {ColorPickerChangeEvent} event - Custom add event.
       */
diff --git a/src/components/column/Column.d.ts b/src/components/column/Column.d.ts
index 0c75d6668..4b75ebfc8 100755
--- a/src/components/column/Column.d.ts
+++ b/src/components/column/Column.d.ts
@@ -97,7 +97,7 @@ export interface ColumnProps {
     /**
      * Style class of header, body and footer cells.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Inline style of the column header.
      */
@@ -105,7 +105,7 @@ export interface ColumnProps {
     /**
      * Style class of the column header.
      */
-    headerClass?: string | undefined;
+    headerClass?: any;
     /**
      * Inline style of the column body.
      */
@@ -113,7 +113,7 @@ export interface ColumnProps {
     /**
      * Style class of the column body.
      */
-    bodyClass?: string | undefined;
+    bodyClass?: any;
     /**
      * Inline style of the column footer.
      */
@@ -121,7 +121,7 @@ export interface ColumnProps {
     /**
      * Style class of the column footer.
      */
-    footerClass?: string | undefined;
+    footerClass?: any;
     /**
      * Whether to display the filter overlay.
      * Default value is true.
@@ -172,7 +172,7 @@ export interface ColumnProps {
     /**
      * Style class of the column filter header in row filter display.
      */
-    filterHeaderClass?: string | undefined;
+    filterHeaderClass?: any;
     /**
      * Inline style of the column filter overlay.
      */
@@ -180,7 +180,7 @@ export interface ColumnProps {
     /**
      * Style class of the column filter overlay.
      */
-    filterMenuClass?: string | undefined;
+    filterMenuClass?: any;
     /**
      * Defines column based selection mode, options are 'single' and 'multiple'.
      * @see ColumnSelectionModeType
diff --git a/src/components/datatable/DataTable.d.ts b/src/components/datatable/DataTable.d.ts
index a427b9524..4b5f9d743 100755
--- a/src/components/datatable/DataTable.d.ts
+++ b/src/components/datatable/DataTable.d.ts
@@ -772,7 +772,7 @@ export interface DataTableProps {
     /**
      * Style class of the table element.
      */
-    tableClass?: string | undefined;
+    tableClass?: any;
 }
 
 export interface DataTableSlots {
diff --git a/src/components/dialog/Dialog.d.ts b/src/components/dialog/Dialog.d.ts
index 7e1c7b80c..f39fe354f 100755
--- a/src/components/dialog/Dialog.d.ts
+++ b/src/components/dialog/Dialog.d.ts
@@ -44,11 +44,11 @@ export interface DialogProps {
     /**
      * Style of the content section.
      */
-    contentStyle?: any | undefined;
+    contentStyle?: any;
     /**
      * Style class of the content section.
      */
-    contentClass?: string | undefined;
+    contentClass?: any;
     /**
      * When enabled dialog is displayed in RTL direction.
      */
diff --git a/src/components/dock/Dock.d.ts b/src/components/dock/Dock.d.ts
index a16b7596f..68a2ab705 100644
--- a/src/components/dock/Dock.d.ts
+++ b/src/components/dock/Dock.d.ts
@@ -38,7 +38,7 @@ export interface DockProps {
     /**
      * Style class of the element.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Inline style of the element.
      */
diff --git a/src/components/dropdown/Dropdown.d.ts b/src/components/dropdown/Dropdown.d.ts
index f01aa8647..04de6d6af 100755
--- a/src/components/dropdown/Dropdown.d.ts
+++ b/src/components/dropdown/Dropdown.d.ts
@@ -148,7 +148,7 @@ export interface DropdownProps {
     /**
      * Style class of the overlay panel.
      */
-    panelClass?: string | undefined;
+    panelClass?: any;
     /**
      * Whether the dropdown is in loading state.
      */
diff --git a/src/components/fileupload/FileUpload.d.ts b/src/components/fileupload/FileUpload.d.ts
index ca847e582..d01fbab3a 100755
--- a/src/components/fileupload/FileUpload.d.ts
+++ b/src/components/fileupload/FileUpload.d.ts
@@ -185,7 +185,7 @@ export interface FileUploadProps {
     /**
      * Style class of the component.
      */
-    class?: string | undefined;
+    class?: any;
 }
 
 export interface FileUploadSlots {
diff --git a/src/components/galleria/Galleria.d.ts b/src/components/galleria/Galleria.d.ts
index b99845cfa..5c65fd52d 100755
--- a/src/components/galleria/Galleria.d.ts
+++ b/src/components/galleria/Galleria.d.ts
@@ -123,7 +123,7 @@ export interface GalleriaProps {
     /**
      * Style class of the component on fullscreen mode. Otherwise, the 'class' property can be used.
      */
-    containerClass?: string | undefined;
+    containerClass?: any;
 }
 
 export interface GalleriaSlots {
diff --git a/src/components/image/Image.d.ts b/src/components/image/Image.d.ts
index 5c52f85b8..632d67724 100644
--- a/src/components/image/Image.d.ts
+++ b/src/components/image/Image.d.ts
@@ -13,7 +13,7 @@ export interface ImageProps {
     /**
      * Style class of the image element.
      */
-    imageClass?: string | undefined;
+    imageClass?: any;
 }
 
 export interface ImageSlots {
diff --git a/src/components/inputswitch/InputSwitch.d.ts b/src/components/inputswitch/InputSwitch.d.ts
index d9f0ace03..c6fcc9a3e 100755
--- a/src/components/inputswitch/InputSwitch.d.ts
+++ b/src/components/inputswitch/InputSwitch.d.ts
@@ -8,7 +8,7 @@ export interface InputSwitchProps {
     /**
      * Inline style of the component.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Style class of the component input field.
      */
diff --git a/src/components/menuitem/MenuItem.d.ts b/src/components/menuitem/MenuItem.d.ts
index df8ea7f9a..8d7bc8b78 100644
--- a/src/components/menuitem/MenuItem.d.ts
+++ b/src/components/menuitem/MenuItem.d.ts
@@ -68,7 +68,7 @@ export interface MenuItem {
     /**
      * Style class of the menuitem.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Unique identifier of an item.
      */
diff --git a/src/components/multiselect/MultiSelect.d.ts b/src/components/multiselect/MultiSelect.d.ts
index 5487eb26b..8895a3d0e 100755
--- a/src/components/multiselect/MultiSelect.d.ts
+++ b/src/components/multiselect/MultiSelect.d.ts
@@ -154,7 +154,7 @@ export interface MultiSelectProps {
     /**
      * Style class of the overlay panel.
      */
-    panelClass?: string | undefined;
+    panelClass?: any;
     /**
      * Label to display after exceeding max selected labels.
      * Default value is '{0} items selected'.
diff --git a/src/components/password/Password.d.ts b/src/components/password/Password.d.ts
index 356390447..10d4a8353 100755
--- a/src/components/password/Password.d.ts
+++ b/src/components/password/Password.d.ts
@@ -66,7 +66,7 @@ export interface PasswordProps extends InputHTMLAttributes {
     /**
      * Style class of the input field.
      */
-    inputClass?: string | undefined;
+    inputClass?: any;
     /**
      * Inline style of the component.
      */
@@ -74,11 +74,11 @@ export interface PasswordProps extends InputHTMLAttributes {
     /**
      * Style class of the component input field.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Style class of the overlay panel.
      */
-    panelClass?: string | undefined;
+    panelClass?: any;
 }
 
 export interface PasswordSlots {
diff --git a/src/components/radiobutton/RadioButton.d.ts b/src/components/radiobutton/RadioButton.d.ts
index f214ee193..0b14d5dd8 100755
--- a/src/components/radiobutton/RadioButton.d.ts
+++ b/src/components/radiobutton/RadioButton.d.ts
@@ -12,7 +12,7 @@ export interface RadioButtonProps {
     /**
      * Style class of the component input field.
      */
-    class?: string;
+    class?: any;
     /**
      * Inline style of the component.
      */
diff --git a/src/components/speeddial/SpeedDial.d.ts b/src/components/speeddial/SpeedDial.d.ts
index 2231bd493..6f661bfed 100644
--- a/src/components/speeddial/SpeedDial.d.ts
+++ b/src/components/speeddial/SpeedDial.d.ts
@@ -75,7 +75,7 @@ export interface SpeedDialProps {
     /**
      * Style class of the button element.
      */
-    buttonClass?: string | undefined;
+    buttonClass?: any;
     /**
      * Inline style of the mask element.
      */
@@ -101,7 +101,7 @@ export interface SpeedDialProps {
     /**
      * Style class of the element.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Inline style of the element.
      */
diff --git a/src/components/splitbutton/SplitButton.d.ts b/src/components/splitbutton/SplitButton.d.ts
index 57035e85f..a35fde0a3 100755
--- a/src/components/splitbutton/SplitButton.d.ts
+++ b/src/components/splitbutton/SplitButton.d.ts
@@ -35,7 +35,7 @@ export interface SplitButtonProps {
     /**
      * Style class of the component.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * Inline style of the component.
      */
diff --git a/src/components/toast/Toast.d.ts b/src/components/toast/Toast.d.ts
index 485bf9769..35f6757d3 100755
--- a/src/components/toast/Toast.d.ts
+++ b/src/components/toast/Toast.d.ts
@@ -37,11 +37,11 @@ export interface ToastMessageOptions {
     /**
      * Style class of the message.
      */
-    styleClass?: string | undefined;
+    styleClass?: any;
     /**
      * Style class of the content.
      */
-    contentStyleClass?: string | undefined;
+    contentStyleClass?: any;
 }
 
 export interface ToastBreakpointsType {
diff --git a/src/components/treeselect/TreeSelect.d.ts b/src/components/treeselect/TreeSelect.d.ts
index d534f46fb..df6e38dee 100644
--- a/src/components/treeselect/TreeSelect.d.ts
+++ b/src/components/treeselect/TreeSelect.d.ts
@@ -50,7 +50,7 @@ export interface TreeSelectProps {
     /**
      * Style class of the overlay panel.
      */
-    panelClass?: string | undefined;
+    panelClass?: any;
     /**
      * A valid query selector or an HTMLElement to specify where the overlay gets attached. Special keywords are 'body' for document body and 'self' for the element itself.
      * @see TreeSelectAppendToType
diff --git a/src/components/tristatecheckbox/TriStateCheckbox.d.ts b/src/components/tristatecheckbox/TriStateCheckbox.d.ts
index 7cb0fcc5b..201a88278 100755
--- a/src/components/tristatecheckbox/TriStateCheckbox.d.ts
+++ b/src/components/tristatecheckbox/TriStateCheckbox.d.ts
@@ -12,7 +12,7 @@ export interface TriStateCheckboxProps {
     /**
      * Style class of the component.
      */
-    class?: string;
+    class?: any;
 }
 
 export interface TriStateCheckboxSlots {
diff --git a/src/components/virtualscroller/VirtualScroller.d.ts b/src/components/virtualscroller/VirtualScroller.d.ts
index a456a60ce..3c8d503c1 100644
--- a/src/components/virtualscroller/VirtualScroller.d.ts
+++ b/src/components/virtualscroller/VirtualScroller.d.ts
@@ -94,7 +94,7 @@ export interface VirtualScrollerProps {
     /**
      * Style class of the component.
      */
-    class?: string | undefined;
+    class?: any;
     /**
      * An array of objects to display.
      */