diff --git a/src/Redux/contactsSlice.js b/src/Redux/contactsSlice.js
new file mode 100644
index 0000000..7d4cfd0
--- /dev/null
+++ b/src/Redux/contactsSlice.js
@@ -0,0 +1,38 @@
+import { createApi, fetchBaseQuery } from '@reduxjs/toolkit/query/react';
+
+export const contactsApi = createApi({
+  reducerPath: 'Contacts',
+  baseQuery: fetchBaseQuery({
+    baseUrl: 'https://64a00809ed3c41bdd7a6ed28.mockapi.io',
+  }),
+  tagTypes: ['Contact'],
+  endpoints: builder => ({
+    getContacts: builder.query({
+      query: () => `/Contacts`,
+      providesTags: ['Contact'],
+    }),
+
+    addContact: builder.mutation({
+      query: ({ name, number }) => ({
+        url: '/Contacts',
+        method: 'POST',
+        body: { name, number },
+      }),
+      invalidatesTags: ['Contact'],
+    }),
+
+    deleteContact: builder.mutation({
+      query: id => ({
+        url: `/Contacts/${id}`,
+        method: 'DELETE',
+      }),
+      invalidatesTags: ['Contact'],
+    }),
+  }),
+});
+
+export const {
+  useGetContactsQuery,
+  useAddContactMutation,
+  useDeleteContactMutation,
+} = contactsApi;
\ No newline at end of file
diff --git a/src/Redux/filterSlice.js b/src/Redux/filterSlice.js
new file mode 100644
index 0000000..85ed02d
--- /dev/null
+++ b/src/Redux/filterSlice.js
@@ -0,0 +1,16 @@
+import { createSlice } from '@reduxjs/toolkit';
+
+const filterInitialState = '';
+
+export const filterSlice = createSlice({
+  name: 'filter',
+  initialState: filterInitialState,
+  reducers: {
+    updateFilterValue(_, { payload }) {
+      return payload;
+    },
+  },
+});
+
+export const { updateFilterValue } = filterSlice.actions;
+export const filterReducer = filterSlice.reducer;
\ No newline at end of file
diff --git a/src/Redux/selectors.js b/src/Redux/selectors.js
new file mode 100644
index 0000000..35722c1
--- /dev/null
+++ b/src/Redux/selectors.js
@@ -0,0 +1 @@
+export const getFilter = state => state.filter;
\ No newline at end of file
diff --git a/src/Redux/store.js b/src/Redux/store.js
new file mode 100644
index 0000000..7eb961b
--- /dev/null
+++ b/src/Redux/store.js
@@ -0,0 +1,18 @@
+import { configureStore } from '@reduxjs/toolkit';
+import { setupListeners } from '@reduxjs/toolkit/query';
+
+import { filterReducer } from './filterSlice';
+import { contactsApi } from './contactsSlice';
+
+export const store = configureStore({
+  reducer: {
+    [contactsApi.reducerPath]: contactsApi.reducer,
+    filter: filterReducer,
+  },
+  middleware: getDefaultMiddleware => [
+    ...getDefaultMiddleware(),
+    contactsApi.middleware,
+  ],
+});
+
+setupListeners(store.dispatch);
\ No newline at end of file
diff --git a/src/Styles/GlobalStyles.jsx b/src/Styles/GlobalStyles.jsx
new file mode 100644
index 0000000..e69de29