diff --git a/components/lib/accordion/accordion.d.ts b/components/lib/accordion/accordion.d.ts
index 2b7d6bf9f1..5679a7566b 100644
--- a/components/lib/accordion/accordion.d.ts
+++ b/components/lib/accordion/accordion.d.ts
@@ -8,13 +8,13 @@ interface AccordionTabProps {
     children?: React.ReactNode;
     className?: string;
     contentClassName?: string;
-    contentStyle?: object;
+    contentStyle?: React.CSSProperties;
     disabled?: boolean;
     header?: React.ReactNode;
     headerClassName?: string;
-    headerStyle?: object;
+    headerStyle?: React.CSSProperties;
     headerTemplate?: AccordionTabHeaderTemplateType;
-    style?: object;
+    style?: React.CSSProperties;
     tabIndex: number;
 }
 
diff --git a/components/lib/autocomplete/autocomplete.d.ts b/components/lib/autocomplete/autocomplete.d.ts
index 084468edec..1185754791 100755
--- a/components/lib/autocomplete/autocomplete.d.ts
+++ b/components/lib/autocomplete/autocomplete.d.ts
@@ -64,7 +64,7 @@ export interface AutoCompleteProps extends Omit<React.DetailedHTMLProps<React.In
     inputClassName?: string;
     inputId?: string;
     inputRef?: React.Ref<HTMLInputElement>;
-    inputStyle?: object;
+    inputStyle?: React.CSSProperties;
     itemTemplate?: AutoCompleteItemTemplateType;
     maxLength?: number;
     minLength?: number;
@@ -74,7 +74,7 @@ export interface AutoCompleteProps extends Omit<React.DetailedHTMLProps<React.In
     optionGroupLabel?: string;
     optionGroupTemplate?: AutoCompleteOptionGroupTemplateType;
     panelClassName?: string;
-    panelStyle?: object;
+    panelStyle?: React.CSSProperties;
     placeholder?: string;
     readOnly?: boolean;
     removeIcon?: IconType<AutoCompleteProps>;
@@ -82,7 +82,7 @@ export interface AutoCompleteProps extends Omit<React.DetailedHTMLProps<React.In
     selectedItemTemplate?: AutoCompleteSelectedItemTemplateType;
     showEmptyMessage?: boolean;
     size?: number;
-    style?: object;
+    style?: React.CSSProperties;
     suggestions?: any[];
     tabIndex?: number;
     tooltip?: string;
diff --git a/components/lib/calendar/calendar.d.ts b/components/lib/calendar/calendar.d.ts
index 377080e6db..4b2935fc3c 100644
--- a/components/lib/calendar/calendar.d.ts
+++ b/components/lib/calendar/calendar.d.ts
@@ -92,7 +92,7 @@ export interface CalendarProps {
     inputClassName?: string;
     inputId?: string;
     inputRef?: React.Ref<HTMLInputElement>;
-    inputStyle?: object;
+    inputStyle?: React.CSSProperties;
     keepInvalid?: boolean;
     locale?: string;
     mask?: string;
@@ -103,7 +103,7 @@ export interface CalendarProps {
     name?: string;
     numberOfMonths?: number;
     panelClassName?: string;
-    panelStyle?: object;
+    panelStyle?: React.CSSProperties;
     placeholder?: string;
     readOnlyInput?: boolean;
     required?: boolean;
@@ -123,7 +123,7 @@ export interface CalendarProps {
     stepMillisec?: number;
     stepMinute?: number;
     stepSecond?: number;
-    style?: object;
+    style?: React.CSSProperties;
     tabIndex?: number;
     timeOnly?: boolean;
     todayButtonClassName?: string;
diff --git a/components/lib/cascadeselect/cascadeselect.d.ts b/components/lib/cascadeselect/cascadeselect.d.ts
index 198e56499a..e45151c8e1 100644
--- a/components/lib/cascadeselect/cascadeselect.d.ts
+++ b/components/lib/cascadeselect/cascadeselect.d.ts
@@ -16,7 +16,7 @@ interface CascadeSelectGroupChangeParams extends CascadeSelectChangeParams {}
 export interface CascadeSelectProps extends Omit<React.DetailedHTMLProps<React.InputHTMLAttributes<HTMLDivElement>, HTMLDivElement>, 'onChange' | 'ref'> {
     id?: string;
     inputRef?: React.Ref<HTMLInputElement>;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     value?: any;
     name?: string;
diff --git a/components/lib/chart/chart.d.ts b/components/lib/chart/chart.d.ts
index 7328e08a40..dfbc09afa5 100644
--- a/components/lib/chart/chart.d.ts
+++ b/components/lib/chart/chart.d.ts
@@ -8,7 +8,7 @@ export interface ChartProps {
     plugins?: any[];
     width?: string;
     height?: string;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     children?: React.ReactNode;
 }
diff --git a/components/lib/checkbox/checkbox.d.ts b/components/lib/checkbox/checkbox.d.ts
index 7761a40bac..ddc26225b6 100644
--- a/components/lib/checkbox/checkbox.d.ts
+++ b/components/lib/checkbox/checkbox.d.ts
@@ -28,7 +28,7 @@ export interface CheckboxProps extends Omit<React.DetailedHTMLProps<React.InputH
     checked?: any;
     trueValue?: any;
     falseValue?: any;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     disabled?: boolean;
     required?: boolean;
diff --git a/components/lib/column/column.d.ts b/components/lib/column/column.d.ts
index cad634cb81..b3e6a95632 100644
--- a/components/lib/column/column.d.ts
+++ b/components/lib/column/column.d.ts
@@ -187,7 +187,7 @@ export interface ColumnProps {
     alignHeader?: ColumnAlignType;
     body?: ColumnBodyType;
     bodyClassName?: ColumnBodyClassType;
-    bodyStyle?: object;
+    bodyStyle?: React.CSSProperties;
     cellEditValidatorEvent?: string;
     children?: React.ReactNode;
     className?: string;
@@ -207,21 +207,21 @@ export interface ColumnProps {
     filterFooter?: ColumnFilterFooterType;
     filterHeader?: ColumnFilterHeaderType;
     filterHeaderClassName?: string;
-    filterHeaderStyle?: object;
+    filterHeaderStyle?: React.CSSProperties;
     filterMatchMode?: ColumnFilterMatchModeType;
     filterMatchModeOptions?: ColumnFilterMatchModeOptions[];
     filterMaxLength?: number;
     filterMenuClassName?: string;
-    filterMenuStyle?: object;
+    filterMenuStyle?: React.CSSProperties;
     filterPlaceholder?: string;
     filterType?: string;
     footer?: ColumnFooterType;
     footerClassName?: string;
-    footerStyle?: object;
+    footerStyle?: React.CSSProperties;
     frozen?: boolean;
     header?: ColumnHeaderType;
     headerClassName?: string;
-    headerStyle?: object;
+    headerStyle?: React.CSSProperties;
     headerTooltip?: string;
     headerTooltipOptions?: TooltipOptions;
     hidden?: boolean;
@@ -243,7 +243,7 @@ export interface ColumnProps {
     sortField?: string;
     sortable?: boolean;
     sortableDisabled?: boolean;
-    style?: object;
+    style?: React.CSSProperties;
     cellEditValidator?(e: ColumnEventParams): boolean;
     filterFunction?(value: any, filter: any, filterLocale: string, params: ColumnFilterParams): void;
     onBeforeCellEditHide?(e: ColumnEventParams): void;
diff --git a/components/lib/confirmpopup/confirmpopup.d.ts b/components/lib/confirmpopup/confirmpopup.d.ts
index 6e3cb20913..836241e502 100644
--- a/components/lib/confirmpopup/confirmpopup.d.ts
+++ b/components/lib/confirmpopup/confirmpopup.d.ts
@@ -32,7 +32,7 @@ export interface ConfirmPopupProps {
     rejectClassName?: string;
     acceptClassName?: string;
     className?: string;
-    style?: object;
+    style?: React.CSSProperties;
     appendTo?: ConfirmPopupAppendToType;
     dismissable?: boolean;
     footer?: ConfirmPopupTemplateType;
diff --git a/components/lib/datatable/datatable.d.ts b/components/lib/datatable/datatable.d.ts
index b3430c6878..8770b0d8a2 100644
--- a/components/lib/datatable/datatable.d.ts
+++ b/components/lib/datatable/datatable.d.ts
@@ -315,10 +315,10 @@ export interface DataTableProps extends Omit<React.DetailedHTMLProps<React.Input
     stateKey?: string;
     stateStorage?: DataTableStateStorageType;
     stripedRows?: boolean;
-    style?: object;
+    style?: React.CSSProperties;
     tabIndex?: number;
     tableClassName?: string;
-    tableStyle?: object;
+    tableStyle?: React.CSSProperties;
     totalRecords?: number;
     virtualScrollerOptions?: VirtualScrollerProps;
     cellClassName?(value: any, options: DataTableCellClassNameOptions): object | string;
diff --git a/components/lib/dataview/dataview.d.ts b/components/lib/dataview/dataview.d.ts
index d00710c460..72b149779e 100755
--- a/components/lib/dataview/dataview.d.ts
+++ b/components/lib/dataview/dataview.d.ts
@@ -24,7 +24,7 @@ interface DataViewLayoutOptionsChangeParams {
 export interface DataViewLayoutOptionsProps {
     id?: string;
     layout?: DataViewLayoutType;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     onChange(e: DataViewLayoutOptionsChangeParams): void;
     children?: React.ReactNode;
diff --git a/components/lib/dialog/dialog.d.ts b/components/lib/dialog/dialog.d.ts
index fa0c6f8838..5a4601ef8d 100644
--- a/components/lib/dialog/dialog.d.ts
+++ b/components/lib/dialog/dialog.d.ts
@@ -27,19 +27,19 @@ export interface DialogProps {
     closable?: boolean;
     closeOnEscape?: boolean;
     contentClassName?: string;
-    contentStyle?: object;
+    contentStyle?: React.CSSProperties;
     dismissableMask?: boolean;
     draggable?: boolean;
     focusOnShow?: boolean;
     footer?: DialogTemplateType;
     header?: DialogTemplateType;
     headerClassName?: string;
-    headerStyle?: object;
+    headerStyle?: React.CSSProperties;
     icons?: DialogTemplateType;
     id?: string;
     keepInViewport?: boolean;
     maskClassName?: string;
-    maskStyle?: object;
+    maskStyle?: React.CSSProperties;
     maximizable?: boolean;
     maximized?: boolean;
     minX?: number;
@@ -49,7 +49,7 @@ export interface DialogProps {
     resizable?: boolean;
     rtl?: boolean;
     showHeader?: boolean;
-    style?: object;
+    style?: React.CSSProperties;
     transitionOptions?: CSSTransitionProps;
     visible?: boolean;
     onClick?(e: React.MouseEvent<HTMLElement>): void;
diff --git a/components/lib/dropdown/dropdown.d.ts b/components/lib/dropdown/dropdown.d.ts
index 42f72c1e37..1e02dbee4b 100755
--- a/components/lib/dropdown/dropdown.d.ts
+++ b/components/lib/dropdown/dropdown.d.ts
@@ -59,7 +59,7 @@ export interface DropdownProps extends Omit<React.DetailedHTMLProps<React.InputH
     valueTemplate?: DropdownValueTemplateType;
     filterTemplate?: DropdownFilterTemplateType;
     itemTemplate?: DropdownItemTemplateType;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     virtualScrollerOptions?: VirtualScrollerProps;
     scrollHeight?: string;
@@ -81,7 +81,7 @@ export interface DropdownProps extends Omit<React.DetailedHTMLProps<React.InputH
     resetFilterOnHide?: boolean;
     showFilterClear?: boolean;
     panelClassName?: string;
-    panelStyle?: object;
+    panelStyle?: React.CSSProperties;
     dataKey?: string;
     inputId?: string;
     showClear?: boolean;
diff --git a/components/lib/editor/editor.d.ts b/components/lib/editor/editor.d.ts
index 5927def643..47a2c456b7 100644
--- a/components/lib/editor/editor.d.ts
+++ b/components/lib/editor/editor.d.ts
@@ -16,7 +16,7 @@ interface EditorSelectionChangeParams {
 export interface EditorProps extends Omit<React.DetailedHTMLProps<React.InputHTMLAttributes<HTMLDivElement>, HTMLDivElement>, 'ref'> {
     id?: string;
     value?: string;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     placeholder?: string;
     readOnly?: boolean;
diff --git a/components/lib/fileupload/fileupload.d.ts b/components/lib/fileupload/fileupload.d.ts
index f9a4dec3c5..8ef1df03b0 100644
--- a/components/lib/fileupload/fileupload.d.ts
+++ b/components/lib/fileupload/fileupload.d.ts
@@ -8,7 +8,7 @@ interface FileUploadOptionsType {
     icon?: IconType<FileUploadProps>;
     iconOnly?: boolean;
     className?: string;
-    style?: object;
+    style?: React.CSSProperties;
 }
 
 interface FileUploadHeaderTemplateOptions {
@@ -93,7 +93,7 @@ interface FileUploadProps {
     maxFileSize?: number;
     invalidFileSizeMessageSummary?: string;
     invalidFileSizeMessageDetail?: string;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     withCredentials?: boolean;
     previewWidth?: number;
@@ -105,9 +105,9 @@ interface FileUploadProps {
     cancelOptions?: FileUploadOptionsType;
     customUpload?: boolean;
     headerClassName?: string;
-    headerStyle?: object;
+    headerStyle?: React.CSSProperties;
     contentClassName?: string;
-    contentStyle?: object;
+    contentStyle?: React.CSSProperties;
     headerTemplate?: FileUploadHeaderTemplateType;
     itemTemplate?: FileUploadItemTemplateType;
     emptyTemplate?: FileUploadEmptyTemplateType;
diff --git a/components/lib/inputnumber/inputnumber.d.ts b/components/lib/inputnumber/inputnumber.d.ts
index 992f612e19..e2b4dabd73 100644
--- a/components/lib/inputnumber/inputnumber.d.ts
+++ b/components/lib/inputnumber/inputnumber.d.ts
@@ -56,7 +56,7 @@ export interface InputNumberProps extends Omit<React.DetailedHTMLProps<React.HTM
     size?: number;
     inputId?: string;
     autoFocus?: boolean;
-    inputStyle?: object;
+    inputStyle?: React.CSSProperties;
     inputClassName?: string;
     tooltip?: string;
     tooltipOptions?: TooltipOptions;
diff --git a/components/lib/inputswitch/inputswitch.d.ts b/components/lib/inputswitch/inputswitch.d.ts
index 2cfbdda2b4..56ca4e9076 100644
--- a/components/lib/inputswitch/inputswitch.d.ts
+++ b/components/lib/inputswitch/inputswitch.d.ts
@@ -18,7 +18,7 @@ interface InputSwitchChangeParams {
 export interface InputSwitchProps extends Omit<React.DetailedHTMLProps<React.InputHTMLAttributes<HTMLDivElement>, HTMLDivElement>, 'onChange' | 'ref'> {
     id?: string;
     inputRef?: React.Ref<HTMLInputElement>;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     inputId?: string;
     name?: string;
diff --git a/components/lib/knob/knob.d.ts b/components/lib/knob/knob.d.ts
index e1448de736..235bfbaef0 100644
--- a/components/lib/knob/knob.d.ts
+++ b/components/lib/knob/knob.d.ts
@@ -6,7 +6,7 @@ interface KnobChangeParams {
 
 export interface KnobProps extends Omit<React.DetailedHTMLProps<React.InputHTMLAttributes<HTMLDivElement>, HTMLDivElement>, 'onChange' | 'ref'> {
     id?: string;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     value?: number;
     size?: number;
diff --git a/components/lib/listbox/listbox.d.ts b/components/lib/listbox/listbox.d.ts
index cd01da36a1..3d467ada7e 100755
--- a/components/lib/listbox/listbox.d.ts
+++ b/components/lib/listbox/listbox.d.ts
@@ -46,7 +46,7 @@ export interface ListBoxProps extends Omit<React.DetailedHTMLProps<React.InputHT
     optionGroupTemplate?: ListBoxOptionGroupTemplateType;
     itemTemplate?: ListBoxItemTemplateType;
     filterTemplate?: ListBoxFilterTemplateType;
-    listStyle?: object;
+    listStyle?: React.CSSProperties;
     listClassName?: string;
     virtualScrollerOptions?: VirtualScrollerProps;
     disabled?: boolean;
diff --git a/components/lib/mention/mention.d.ts b/components/lib/mention/mention.d.ts
index 61d1309edf..d08a6d5cb9 100644
--- a/components/lib/mention/mention.d.ts
+++ b/components/lib/mention/mention.d.ts
@@ -39,10 +39,10 @@ export interface MentionProps extends Omit<React.DetailedHTMLProps<React.Textare
     inputClassName?: string;
     inputId?: string;
     inputRef?: React.Ref<HTMLInputElement>;
-    inputStyle?: object;
+    inputStyle?: React.CSSProperties;
     itemTemplate?: MentionItemTemplateType;
     panelClassName?: string;
-    panelStyle?: object;
+    panelStyle?: React.CSSProperties;
     scrollHeight?: string;
     suggestions?: any[];
     transitionOptions?: CSSTransitionProps;
diff --git a/components/lib/menuitem/menuitem.d.ts b/components/lib/menuitem/menuitem.d.ts
index c7b6fa3a90..3d5cf41c85 100644
--- a/components/lib/menuitem/menuitem.d.ts
+++ b/components/lib/menuitem/menuitem.d.ts
@@ -27,7 +27,7 @@ export interface MenuItem {
     visible?: boolean;
     target?: string;
     separator?: boolean;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     command?(e: MenuItemCommandParams): void;
     template?: MenuItemTemplateType;
diff --git a/components/lib/multiselect/multiselect.d.ts b/components/lib/multiselect/multiselect.d.ts
index 20101e2ab3..fe7b2f6af7 100755
--- a/components/lib/multiselect/multiselect.d.ts
+++ b/components/lib/multiselect/multiselect.d.ts
@@ -86,10 +86,10 @@ export interface MultiSelectProps extends Omit<React.DetailedHTMLProps<React.Inp
     optionGroupChildren?: string;
     optionGroupTemplate?: MultiSelectOptionGroupTemplateType;
     display?: MultiSelectDisplayType;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     panelClassName?: string;
-    panelStyle?: object;
+    panelStyle?: React.CSSProperties;
     virtualScrollerOptions?: VirtualScrollerProps;
     scrollHeight?: string;
     placeholder?: string;
diff --git a/components/lib/multistatecheckbox/multistatecheckbox.d.ts b/components/lib/multistatecheckbox/multistatecheckbox.d.ts
index fccfe7fbd4..4f9f726181 100644
--- a/components/lib/multistatecheckbox/multistatecheckbox.d.ts
+++ b/components/lib/multistatecheckbox/multistatecheckbox.d.ts
@@ -8,7 +8,7 @@ type MultiStateCheckboxIconTemplateType = React.ReactNode | ((options: MultiStat
 
 interface MultiStateCheckboxOption {
     icon: IconType<MultiStateCheckboxProps>;
-    style: object;
+    style: React.CSSProperties;
     className: string;
     [key: string]: any;
 }
diff --git a/components/lib/orderlist/orderlist.d.ts b/components/lib/orderlist/orderlist.d.ts
index 88da039e24..3769a1a429 100755
--- a/components/lib/orderlist/orderlist.d.ts
+++ b/components/lib/orderlist/orderlist.d.ts
@@ -15,7 +15,7 @@ interface OrderListFilterOptions {
 export interface OrderListProps extends Omit<React.DetailedHTMLProps<React.HTMLAttributes<HTMLDivElement>, HTMLDivElement>, 'onChange' | 'ref'> {
     value?: any[];
     header?: React.ReactNode;
-    listStyle?: object;
+    listStyle?: React.CSSProperties;
     dragdrop?: boolean;
     dataKey?: string;
     filter?: boolean;
diff --git a/components/lib/password/password.d.ts b/components/lib/password/password.d.ts
index abbd132237..346407b854 100644
--- a/components/lib/password/password.d.ts
+++ b/components/lib/password/password.d.ts
@@ -24,7 +24,7 @@ type PasswordAppendToType = 'self' | HTMLElement | undefined | null;
 export interface PasswordProps extends Omit<React.DetailedHTMLProps<React.InputHTMLAttributes<HTMLInputElement>, HTMLInputElement>, 'onInput' | 'ref'> {
     inputId?: string;
     inputRef?: React.Ref<HTMLInputElement>;
-    inputStyle?: object;
+    inputStyle?: React.CSSProperties;
     inputClassName?: string;
     promptLabel?: string;
     weakLabel?: string;
@@ -42,7 +42,7 @@ export interface PasswordProps extends Omit<React.DetailedHTMLProps<React.InputH
     tooltip?: string;
     tooltipOptions?: TooltipOptions;
     keyfilter?: KeyFilterType;
-    panelStyle?: object;
+    panelStyle?: React.CSSProperties;
     panelClassName?: string;
     transitionOptions?: CSSTransitionProps;
     onInput?(event: React.FormEvent<HTMLInputElement>, validatePattern: boolean): void;
diff --git a/components/lib/picklist/picklist.d.ts b/components/lib/picklist/picklist.d.ts
index 753234009a..587923b9bb 100755
--- a/components/lib/picklist/picklist.d.ts
+++ b/components/lib/picklist/picklist.d.ts
@@ -35,10 +35,10 @@ export interface PickListProps {
     target?: any[];
     sourceHeader?: React.ReactNode;
     targetHeader?: React.ReactNode;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
-    sourceStyle?: object;
-    targetStyle?: object;
+    sourceStyle?: React.CSSProperties;
+    targetStyle?: React.CSSProperties;
     sourceSelection?: any;
     targetSelection?: any;
     showSourceControls?: boolean;
diff --git a/components/lib/row/row.d.ts b/components/lib/row/row.d.ts
index 1512efc230..6121b91d56 100644
--- a/components/lib/row/row.d.ts
+++ b/components/lib/row/row.d.ts
@@ -1,7 +1,7 @@
 import * as React from 'react';
 
 export interface RowProps {
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     children?: React.ReactNode;
 }
diff --git a/components/lib/scrolltop/scrolltop.d.ts b/components/lib/scrolltop/scrolltop.d.ts
index e6f00cfc95..5c4884e7ac 100644
--- a/components/lib/scrolltop/scrolltop.d.ts
+++ b/components/lib/scrolltop/scrolltop.d.ts
@@ -12,7 +12,7 @@ export interface ScrollTopProps {
     icon?: IconType<ScrollTopProps>;
     behavior?: ScrollTopScrollBehavior;
     className?: string;
-    style?: object;
+    style?: React.CSSProperties;
     transitionOptions?: CSSTransitionProps;
     onShow?(): void;
     onHide?(): void;
diff --git a/components/lib/sidebar/sidebar.d.ts b/components/lib/sidebar/sidebar.d.ts
index afb00b8298..fa9a459092 100644
--- a/components/lib/sidebar/sidebar.d.ts
+++ b/components/lib/sidebar/sidebar.d.ts
@@ -8,7 +8,7 @@ type SidebarTemplateType = React.ReactNode | ((props: SidebarProps) => React.Rea
 type SidebarAppendToType = 'self' | HTMLElement | undefined | null;
 
 export interface SidebarProps extends Omit<React.DetailedHTMLProps<React.HTMLAttributes<HTMLDivElement>, HTMLDivElement>, 'ref'> {
-    maskStyle?: object;
+    maskStyle?: React.CSSProperties;
     maskClassName?: string;
     visible?: boolean;
     position?: SidebarPositionType;
diff --git a/components/lib/speeddial/speeddial.d.ts b/components/lib/speeddial/speeddial.d.ts
index 5b62d4a43f..b3fff6babd 100644
--- a/components/lib/speeddial/speeddial.d.ts
+++ b/components/lib/speeddial/speeddial.d.ts
@@ -27,10 +27,10 @@ export interface SpeedDialProps extends Omit<React.DetailedHTMLProps<React.HTMLA
     mask?: boolean;
     disabled?: boolean;
     hideOnClickOutside?: boolean;
-    buttonStyle?: object;
+    buttonStyle?: React.CSSProperties;
     buttonClassName?: string;
     buttonTemplate?: SpeedDialButtonTemplateType;
-    maskStyle?: object;
+    maskStyle?: React.CSSProperties;
     maskClassName?: string;
     showIcon?: IconType<SpeedDialProps>;
     hideIcon?: IconType<SpeedDialProps>;
diff --git a/components/lib/splitbutton/splitbutton.d.ts b/components/lib/splitbutton/splitbutton.d.ts
index 17c786806f..034feb31a2 100644
--- a/components/lib/splitbutton/splitbutton.d.ts
+++ b/components/lib/splitbutton/splitbutton.d.ts
@@ -15,7 +15,7 @@ export interface SplitButtonProps extends Omit<React.DetailedHTMLProps<React.HTM
     disabled?: boolean;
     visible?: boolean;
     buttonClassName?: string;
-    menuStyle?: object;
+    menuStyle?: React.CSSProperties;
     menuClassName?: string;
     menuButtonClassName?: string;
     buttonProps?: any;
diff --git a/components/lib/splitter/splitter.d.ts b/components/lib/splitter/splitter.d.ts
index 9f4d0c0fa4..45f18a88a9 100644
--- a/components/lib/splitter/splitter.d.ts
+++ b/components/lib/splitter/splitter.d.ts
@@ -12,7 +12,7 @@ interface SplitterResizeEndParams {
 interface SplitterPanelProps {
     size?: number;
     minSize?: number;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     children?: React.ReactNode;
 }
diff --git a/components/lib/tabview/tabview.d.ts b/components/lib/tabview/tabview.d.ts
index ccd25f4e05..ae91895146 100644
--- a/components/lib/tabview/tabview.d.ts
+++ b/components/lib/tabview/tabview.d.ts
@@ -23,11 +23,11 @@ export interface TabPanelProps {
     rightIcon?: string;
     disabled?: boolean;
     closable?: boolean;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
-    headerStyle?: object;
+    headerStyle?: React.CSSProperties;
     headerClassName?: string;
-    contentStyle?: object;
+    contentStyle?: React.CSSProperties;
     contentClassName?: string;
     children?: React.ReactNode;
 }
@@ -48,7 +48,7 @@ export interface TabViewProps extends Omit<React.DetailedHTMLProps<React.HTMLAtt
     activeIndex?: number;
     children?: React.ReactNode;
     panelContainerClassName?: string;
-    panelContainerStyle?: object;
+    panelContainerStyle?: React.CSSProperties;
     renderActiveOnly?: boolean;
     scrollable?: boolean;
     onBeforeTabChange?(e: TabViewTabChangeParams): void;
diff --git a/components/lib/toast/toast.d.ts b/components/lib/toast/toast.d.ts
index 71f1c56ba6..bbee17849f 100644
--- a/components/lib/toast/toast.d.ts
+++ b/components/lib/toast/toast.d.ts
@@ -18,9 +18,9 @@ export interface ToastMessage {
     sticky?: boolean;
     life?: number;
     className?: string;
-    style?: object;
+    style?: React.CSSProperties;
     contentClassName?: string;
-    contentStyle?: object;
+    contentStyle?: React.CSSProperties;
 }
 
 export interface ToastProps extends Omit<React.DetailedHTMLProps<React.HTMLAttributes<HTMLDivElement>, HTMLDivElement>, 'ref'> {
diff --git a/components/lib/tooltip/tooltipoptions.d.ts b/components/lib/tooltip/tooltipoptions.d.ts
index a88d01eabf..994f7bfc72 100644
--- a/components/lib/tooltip/tooltipoptions.d.ts
+++ b/components/lib/tooltip/tooltipoptions.d.ts
@@ -13,7 +13,7 @@ interface TooltipEventParams {
 
 export default interface TooltipOptions {
     className?: string;
-    style?: object;
+    style?: React.CSSProperties;
     appendTo?: TooltipAppendToType;
     position?: TooltipPositionType;
     my?: string;
diff --git a/components/lib/tree/tree.d.ts b/components/lib/tree/tree.d.ts
index 44ea5fe81c..159a52d5ad 100644
--- a/components/lib/tree/tree.d.ts
+++ b/components/lib/tree/tree.d.ts
@@ -116,9 +116,9 @@ export interface TreeProps {
     selectionKeys?: TreeSelectionKeys;
     contextMenuSelectionKey?: string;
     expandedKeys?: TreeExpandedKeysType;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
-    contentStyle?: object;
+    contentStyle?: React.CSSProperties;
     contentClassName?: string;
     metaKeySelection?: boolean;
     propagateSelectionUp?: boolean;
diff --git a/components/lib/treenode/treenode.d.ts b/components/lib/treenode/treenode.d.ts
index dcf3f63f5c..5857100f0b 100644
--- a/components/lib/treenode/treenode.d.ts
+++ b/components/lib/treenode/treenode.d.ts
@@ -6,7 +6,7 @@ export default interface TreeNode {
     data?: any;
     icon?: IconType<TreeNode>;
     children?: TreeNode[];
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     droppable?: boolean;
     draggable?: boolean;
diff --git a/components/lib/treeselect/treeselect.d.ts b/components/lib/treeselect/treeselect.d.ts
index fc5ac11d44..81aeea0500 100644
--- a/components/lib/treeselect/treeselect.d.ts
+++ b/components/lib/treeselect/treeselect.d.ts
@@ -91,7 +91,7 @@ export interface TreeSelectProps extends Omit<React.DetailedHTMLProps<React.Inpu
     ariaLabel?: string;
     ariaLabelledBy?: string;
     selectionMode?: TreeSelectSelectionModeType;
-    panelStyle?: object;
+    panelStyle?: React.CSSProperties;
     panelClassName?: string;
     appendTo?: TreeSelectAppendToType;
     emptyMessage?: string;
diff --git a/components/lib/treetable/treetable.d.ts b/components/lib/treetable/treetable.d.ts
index 72ede4ac6c..6b8b2da08d 100644
--- a/components/lib/treetable/treetable.d.ts
+++ b/components/lib/treetable/treetable.d.ts
@@ -152,10 +152,10 @@ export interface TreeTableProps extends Omit<React.DetailedHTMLProps<React.Input
     sortMode?: TreeTableSortModeType;
     sortOrder?: TreeTableSortOrderType;
     stripedRows?: boolean;
-    style?: object;
+    style?: React.CSSProperties;
     tabIndex?: number;
     tableClassName?: string;
-    tableStyle?: object;
+    tableStyle?: React.CSSProperties;
     totalRecords?: number;
     value?: TreeNode[];
     onColReorder?(e: TreeTableColReorderParams): void;
diff --git a/components/lib/virtualscroller/virtualscroller.d.ts b/components/lib/virtualscroller/virtualscroller.d.ts
index ea31e1d2a0..f0779f7ce0 100644
--- a/components/lib/virtualscroller/virtualscroller.d.ts
+++ b/components/lib/virtualscroller/virtualscroller.d.ts
@@ -95,7 +95,7 @@ interface VirtualScrollerLazyParams extends VirtualScrollerChangeParams {}
 
 export interface VirtualScrollerProps {
     id?: string;
-    style?: object;
+    style?: React.CSSProperties;
     className?: string;
     items?: VirtualScrollerItemsType;
     itemSize?: VirtualScrollerItemSizeType;