diff --git a/src/shared/header/Header.stories.js b/src/shared/header/Header.stories.js
index 9100f597c..998a0bd93 100644
--- a/src/shared/header/Header.stories.js
+++ b/src/shared/header/Header.stories.js
@@ -1,10 +1,10 @@
-import { Header } from './Header'
+import { Header } from './Header';
 
 const meta = {
-    title: 'Otus/Common/Header',
-    component: Header
-}
+  title: 'Otus/Common/Header',
+  component: Header,
+};
 
-export default meta
+export default meta;
 
-export const Default = {}
\ No newline at end of file
+export const Default = {};
diff --git a/src/shared/layout/Layout.stories.js b/src/shared/layout/Layout.stories.js
index b7b027b21..b54890a28 100644
--- a/src/shared/layout/Layout.stories.js
+++ b/src/shared/layout/Layout.stories.js
@@ -1,14 +1,15 @@
-import { Layout } from './Layout'
+import { React } from 'react';
+import { Layout } from './Layout';
 
 const meta = {
-    title: 'Otus/Common/Layout',
-    component: Layout,
-}
+  title: 'Otus/Common/Layout',
+  component: Layout,
+};
 
-export default meta
+export default meta;
 
 export const Default = {
-    args: {
-        children: [<div style={{ margins: 0, height: "500px" }} />]
-    },
-}
\ No newline at end of file
+  args: {
+    children: [<div key={1} style={{ margins: 0, height: '500px' }} />],
+  },
+};
diff --git a/src/shared/logo/Logo.stories.js b/src/shared/logo/Logo.stories.js
index 7eb502007..420834891 100644
--- a/src/shared/logo/Logo.stories.js
+++ b/src/shared/logo/Logo.stories.js
@@ -1,10 +1,10 @@
-import { Logo } from './Logo'
+import { Logo } from './Logo';
 
 const meta = {
-    title: 'Otus/Common/Logo',
-    component: Logo,
+  title: 'Otus/Common/Logo',
+  component: Logo,
 };
 
-export default meta
+export default meta;
 
-export const Default = {}
\ No newline at end of file
+export const Default = {};
diff --git a/src/shared/modal/Modal.stories.js b/src/shared/modal/Modal.stories.js
index 607fbeb1b..b8f2e1d7f 100644
--- a/src/shared/modal/Modal.stories.js
+++ b/src/shared/modal/Modal.stories.js
@@ -1,18 +1,23 @@
-import { Modal } from './Modal'
+import { React } from 'react';
+import { Modal } from './Modal';
 
 const meta = {
-    title: 'Otus/Common/Modal',
-    component: Modal,
-    argTypes: {
-        visible: { control: 'boolean' },
-    },
-}
+  title: 'Otus/Common/Modal',
+  component: Modal,
+  argTypes: {
+    visible: { control: 'boolean' },
+  },
+};
 
-export default meta
+export default meta;
 
 export const Default = {
-    args: {
-        visible: true,
-        children: [<p style={{ textAlign: "center" }}>"Hello, World!" </p>]
-    },
-}
\ No newline at end of file
+  args: {
+    visible: true,
+    children: [
+      <p key={1} style={{ textAlign: 'center' }}>
+        Hello, World!
+      </p>,
+    ],
+  },
+};
diff --git a/src/shared/shopping/cartitem/CartItem.stories.js b/src/shared/shopping/cartitem/CartItem.stories.js
index f1228baf9..ad0517f83 100644
--- a/src/shared/shopping/cartitem/CartItem.stories.js
+++ b/src/shared/shopping/cartitem/CartItem.stories.js
@@ -1,20 +1,20 @@
-import { CartItem } from "./CartItem"
+import { CartItem } from './CartItem';
 
 const meta = {
-    title: 'Otus/Shopping/CartItem',
-    component: CartItem,
-    tags: ['autodocs'],
-    argTypes: {
-        title: {
-            control: 'text'
-        },
+  title: 'Otus/Shopping/CartItem',
+  component: CartItem,
+  tags: ['autodocs'],
+  argTypes: {
+    title: {
+      control: 'text',
     },
-}
+  },
+};
 
-export default meta
+export default meta;
 
 export const Default = {
-    args: {
-        title: "Awesome thing",
-    },
-}
\ No newline at end of file
+  args: {
+    title: 'Awesome thing',
+  },
+};
diff --git a/src/shared/shopping/itemcard/ItemCard.stories.js b/src/shared/shopping/itemcard/ItemCard.stories.js
index 321a2fa92..37f44c777 100644
--- a/src/shared/shopping/itemcard/ItemCard.stories.js
+++ b/src/shared/shopping/itemcard/ItemCard.stories.js
@@ -1,28 +1,28 @@
-import { ItemCard } from "./ItemCard"
+import { ItemCard } from './ItemCard';
 
 const meta = {
-    title: 'Otus/Shopping/ItemCard',
-    component: ItemCard,
-    tags: ['autodocs'],
-    argTypes: {
-        price: {
-            control: 'number'
-        },
-        title: {
-            control: 'text'
-        },
-        desc: {
-            control: 'text'
-        },
+  title: 'Otus/Shopping/ItemCard',
+  component: ItemCard,
+  tags: ['autodocs'],
+  argTypes: {
+    price: {
+      control: 'number',
     },
-}
+    title: {
+      control: 'text',
+    },
+    desc: {
+      control: 'text',
+    },
+  },
+};
 
-export default meta
+export default meta;
 
 export const Default = {
-    args: {
-        price: 100,
-        title: "Awesome thing",
-        desc: "Everyone needs it!"
-    },
-}
\ No newline at end of file
+  args: {
+    price: 100,
+    title: 'Awesome thing',
+    desc: 'Everyone needs it!',
+  },
+};
diff --git a/src/shared/shopping/itempage/ItemPage.stories.js b/src/shared/shopping/itempage/ItemPage.stories.js
index 1013c051c..b5541b38e 100644
--- a/src/shared/shopping/itempage/ItemPage.stories.js
+++ b/src/shared/shopping/itempage/ItemPage.stories.js
@@ -1,19 +1,19 @@
-import { ItemPage } from "./ItemPage"
+import { ItemPage } from './ItemPage';
 
 const meta = {
-    title: 'Otus/Shopping/ItemPage',
-    component: ItemPage,
-    tags: ['autodocs']
-}
+  title: 'Otus/Shopping/ItemPage',
+  component: ItemPage,
+  tags: ['autodocs'],
+};
 
-export default meta
+export default meta;
 
 export const Default = {
-    args: {
-        price: 100,
-        title: "Awesome thing",
-        desc: "Everyone needs it!",
-        images: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
-        category: "food",
-    },
-}
\ No newline at end of file
+  args: {
+    price: 100,
+    title: 'Awesome thing',
+    desc: 'Everyone needs it!',
+    images: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
+    category: 'food',
+  },
+};
diff --git a/src/shared/shopping/purchasebutton/PurchaseButton.stories.js b/src/shared/shopping/purchasebutton/PurchaseButton.stories.js
index 7736a56af..cabaaf107 100644
--- a/src/shared/shopping/purchasebutton/PurchaseButton.stories.js
+++ b/src/shared/shopping/purchasebutton/PurchaseButton.stories.js
@@ -1,36 +1,36 @@
-import { PurchaseButton } from './PurchaseButton'
+import { PurchaseButton } from './PurchaseButton';
 
 const meta = {
-    title: 'Otus/Shopping/PurchaseButton',
-    component: PurchaseButton,
-    tags: ['autodocs'],
-    parameters: {
-        docs: {
-            description: {
-                component: 'Button to add item to the cart'
-            }
-        }
+  title: 'Otus/Shopping/PurchaseButton',
+  component: PurchaseButton,
+  tags: ['autodocs'],
+  parameters: {
+    docs: {
+      description: {
+        component: 'Button to add item to the cart',
+      },
     },
-    argTypes: {
-        count: {
-            description: "Number of items in the cart",
-            control: 'number'
-        },
+  },
+  argTypes: {
+    count: {
+      description: 'Number of items in the cart',
+      control: 'number',
     },
-}
+  },
+};
 
-export default meta
+export default meta;
 
 export const EmptyCartButton = {
-    name: "Without items",
-    args: {
-        count: 0
-    },
-}
+  name: 'Without items',
+  args: {
+    count: 0,
+  },
+};
 
 export const ButtonWithPurchase = {
-    name: "With items",
-    args: {
-        count: 2
-    },
-}
\ No newline at end of file
+  name: 'With items',
+  args: {
+    count: 2,
+  },
+};
diff --git a/src/stories/Button.tsx b/src/stories/Button.tsx
index 244ff033e..57c74e5b0 100644
--- a/src/stories/Button.tsx
+++ b/src/stories/Button.tsx
@@ -30,12 +30,7 @@ interface ButtonProps {
 export function Button({ primary = false, size = 'medium', backgroundColor, label, ...props }: ButtonProps) {
   const mode = primary ? s.primary : s.secondary;
   return (
-    <button
-      type="button"
-      className={[s.button, s[size], mode].join(' ')}
-      style={{ backgroundColor }}
-      {...props}
-    >
+    <button type="button" className={[s.button, s[size], mode].join(' ')} style={{ backgroundColor }} {...props}>
       {label}
     </button>
   );