diff --git a/README.md b/README.md
index 5afc146..285212f 100644
--- a/README.md
+++ b/README.md
@@ -47,20 +47,20 @@ this
 
 - Clone the project:
 
-~~~
+~~~ console
 $ git clone https://github.com/phuoc-ng/csslayout
 ~~~
 
 - Install the dependencies:
 
-~~~
+~~~ console
 $ cd csslayout
 $ npm install
 ~~~
 
 - Run it on the local:
 
-~~~
+~~~ console
 $ npm run dev-server
 ~~~
 
@@ -72,7 +72,7 @@ PRs are welcomed. If you thing there are any missing useful layouts or patterns,
 
 It's important to note that you should run the following command to lint the code:
 
-~~~
+~~~ console
 $ npm run lint
 ~~~
 
@@ -80,8 +80,22 @@ If there is any issue, it will be logged in the `tslint.log` file.
 
 ## About
 
-This project is developed by [Nguyen Huu Phuoc](https://twitter.com/nghuuphuoc).
-You might be interesting in my projects:
-* [FormValidation](https://formvalidation.io)
-* [BlurPage](https://blur.page)
-* [React PDF Viewer](https://react-pdf-viewer.dev)
+This project is developed by _Nguyen Huu Phuoc_. I love building products and sharing knowledge.
+
+Be my friend on
+* [Twitter](https://twitter.com/nghuuphuoc)
+* [dev.to](https://dev.to/phuocng)
+* [Github](https://github.com/phuoc-ng)
+
+## Products
+
+You might be interesting in my products:
+
+| Product                                           | Description                                                       |
+|---------------------------------------------------|-------------------------------------------------------------------|
+| [Blur Page](https://blur.page)                    | A browser extension to hide sensitive information on a web page   |
+| [CSS Layout](https://csslayout.io)                | A collection of popular layouts and patterns made with CSS        |
+| [Fake Numbers](https://fakenumbers.io)            | Generate fake and valid numbers                                   |
+| [Form Validation](https://formvalidation.io)      | The best validation library for JavaScript                        |
+| [HTML DOM](https://htmldom.dev)                   | How to manage HTML DOM with vanilla JavaScript                    |
+| [React PDF Viewer](https://react-pdf-viewer.dev)  | A React component to view a PDF document                          |
diff --git a/client/index.html b/client/index.html
index 91bc345..39bf431 100644
--- a/client/index.html
+++ b/client/index.html
@@ -7,7 +7,7 @@
     <link href="https://fonts.googleapis.com/css?family=Source+Code+Pro&display=swap" rel="stylesheet">
 </head>
 <body class='font-sans w-full'>
-    <div id="root" class="m-auto max-w-6xl"></div>
+    <div id="root"></div>
 <script async src="https://www.googletagmanager.com/gtag/js?id=UA-139616701-3"></script>
 <script>
 window.dataLayer = window.dataLayer || [];
diff --git a/client/layouts/DetailsLayout.tsx b/client/layouts/DetailsLayout.tsx
index 3bb7765..7380680 100644
--- a/client/layouts/DetailsLayout.tsx
+++ b/client/layouts/DetailsLayout.tsx
@@ -8,7 +8,6 @@ import { Link } from 'react-router-dom';
 
 import useDocumentTitle from '../hooks/useDocumentTitle';
 import Layout from './Layout';
-import ProductHuntBadge from './ProductHuntBadge';
 
 interface DetailsLayoutProps {
     title: string;
@@ -40,10 +39,7 @@ const DetailsLayout: React.FC<DetailsLayoutProps> = ({ title, children }) => {
                 <span className='mx-2'>/</span>
                 <h1>{title}</h1>
             </div>
-            <div className='flex justify-center pb-5'>
-                <ProductHuntBadge />
-            </div>
-            <div className='xl:border-l xl:border-t xl:border-r xl:border-gray-400'>
+            <div className='xl:border xl:border-gray-400'>
                 {children}
             </div>
         </Layout>
diff --git a/client/layouts/Footer.tsx b/client/layouts/Footer.tsx
index 51f2358..a8c9fe5 100644
--- a/client/layouts/Footer.tsx
+++ b/client/layouts/Footer.tsx
@@ -9,191 +9,137 @@ import SubscribeForm from './SubscribeForm';
 
 const Footer: React.FC<{}> = () => {
     return (
-        <>
-            <div
-                className='xl:border-l xl:border-r xl:border-gray-400'
-                style={{
-                    padding: '32px',
-                    textAlign: 'center',
-                }}
-            >
-                <div style={{ lineHeight: 1.5, marginBottom: '12px' }}>
-                    Subscribe to the newsletter for the latest layouts or patterns. No spam. Ever!
-                </div>
+        <div className='border-t pt-6 pb-16 border-gray-400'>
+            <div className='ml-auto mr-auto max-w-4xl px-2 lg:px-0'>
                 <SubscribeForm />
-            </div>
-            <div
-                className='sm:flex md:border-b md:border-gray-400 xl:border-l xl:border-r xl:border-b xl:border-gray-400 xl:mb-16'
-            >
-                <div
-                    className='border-t border-gray-400 sm:border-r'
-                    style={{
-                        display: 'flex',
-                        flex: 1,
-                        fontSize: '16px',
-                        lineHeight: 1.5,
-                        padding: '24px',
-                    }}
-                >
-                    <ul
-                        style={{
-                            fontWeight: 500,
-                            lineHeight: 1.5,
-                            listStyleType: 'none',
-                            margin: 0,
-                            padding: 0,
-                            width: '100%',
-                        }}
-                    >
-                        <li style={{ alignItems: 'center', display: 'flex' }}>
-                            <h3
-                                style={{
-                                    fontSize: '20px',
-                                    fontWeight: 700,
-                                    margin: 0,
-                                    padding: '0 8px 0 0',
-                                }}
+                <div>
+                    <h3 className='text-xl sm:text-2xl font-semibold mb-2'>Products</h3>
+                    <ul className='flex flex-wrap -ml-1 -mr-1'>
+                        <li className='w-1/2 sm:w-1/3 px-1 mb-6'>
+                            <a
+                                href="https://blur.page"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
+                                title="BlurPage - a browser extension to hide sensitive element on page"
                             >
-                                .products
-                            </h3>
-                            &#123;
+                                <div className='font-semibold'>Blur Page</div>
+                                <span className='text-gray-600'>
+                                    a browser extension to hide sensitive element on page
+                                </span>
+                            </a>
+                        </li>
+                        <li className='w-1/2 sm:w-1/3 px-1 mb-6'>
+                            <a
+                                href="https://csslayout.io"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
+                                title="CSS Layout - a collection of popular layouts and patterns made with CSS"
+                            >
+                                <div className='font-semibold'>CSS Layout</div>
+                                <span className='text-gray-600'>
+                                    a collection of popular layouts and patterns made with CSS
+                                </span>
+                            </a>
+                        </li>
+                        <li className='w-1/2 sm:w-1/3 px-1 mb-6'>
+                            <a
+                                href="https://fakenumbers.io"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
+                                title="Fake Numbers - a JavaScript library to fake a number"
+                            >
+                                <div className='font-semibold'>Fake Numbers</div>
+                                <span className='text-gray-600'>a JavaScript library to fake a number</span>
+                            </a>
+                        </li>
+                        <li className='w-1/2 sm:w-1/3 px-1 mb-6'>
+                            <a
+                                href="https://formvalidation.io"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
+                                title="FormValidation - the best validation library for JavaScript"
+                            >
+                                <div className='font-semibold'>Form Validation</div>
+                                <span className='text-gray-600'>the best validation library for JavaScript</span>
+                            </a>
+                        </li>
+                        <li className='w-1/2 sm:w-1/3 px-1 mb-6'>
+                            <a
+                                href="https://htmldom.dev"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
+                                title="HTML DOM - Common tasks of managing HTML DOM with native API"
+                            >
+                                <div className='font-semibold'>HTML DOM</div>
+                                <span className='text-gray-600'>
+                                    common tasks of managing HTML DOM with vanilla JavaScript
+                                </span>
+                            </a>
+                        </li>
+                        <li className='w-1/2 sm:w-1/3 px-1 mb-6'>
+                            <a
+                                href="https://react-pdf-viewer.dev"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
+                                title="React PDF Viewer - a PDF viewer made for React"
+                            >
+                                <div className='font-semibold'>React PDF Viewer</div>
+                                <span className='text-gray-600'>a PDF viewer made for React</span>
+                            </a>
                         </li>
-                        <ul style={{ listStyleType: 'none', margin: 0, paddingLeft: '24px' }}>
-                            <li>
-                                <a
-                                    href="https://csslayout.io"
-                                    rel="noopener noreferrer"
-                                    style={{ textDecoration: 'none' }}
-                                    target="_blank"
-                                    title="CSS Layout - a collection of popular layouts and patterns made with CSS"
-                                >
-                                    css-layout,
-                                </a>
-                            </li>
-                            <li>
-                                <a
-                                    href="https://formvalidation.io"
-                                    rel="noopener noreferrer"
-                                    style={{ textDecoration: 'none' }}
-                                    target="_blank"
-                                    title="FormValidation - the best validation library for JavaScript"
-                                >
-                                    form-validation,
-                                </a>
-                            </li>
-                            <li>
-                                <a
-                                    href="https://blur.page"
-                                    rel="noopener noreferrer"
-                                    style={{ textDecoration: 'none' }}
-                                    target="_blank"
-                                    title="BlurPage - a browser extension to hide sensitive element on page"
-                                >
-                                    blur-page,
-                                </a>
-                            </li>
-                            <li>
-                                <a
-                                    href="https://react-pdf-viewer.dev"
-                                    rel="noopener noreferrer"
-                                    style={{ textDecoration: 'none' }}
-                                    target="_blank"
-                                    title="React PDF Viewer - a PDF viewer made for React"
-                                >
-                                    react-pdf-viewer,
-                                </a>
-                            </li>
-                        </ul>
-                        <li>&#125;</li>
                     </ul>
                 </div>
-                <div
-                    className='border-t border-gray-400'
-                    style={{
-                        flex: 1,
-                        fontSize: '16px',
-                        lineHeight: 1.5,
-                        padding: '24px',
-                    }}
-                >
-                    <ul
-                        style={{
-                            fontWeight: 500,
-                            lineHeight: 1.5,
-                            listStyleType: 'none',
-                            margin: '0 0 16px 0',
-                            padding: 0,
-                            width: '100%',
-                        }}
-                    >
-                        <li style={{ alignItems: 'center', display: 'flex' }}>
-                            <h3
-                                style={{
-                                    fontSize: '20px',
-                                    fontWeight: 700,
-                                    margin: 0,
-                                    padding: '0 8px 0 0',
-                                }}
+
+                <div className='mt-6'>
+                    <h3 className='text-xl sm:text-2xl font-semibold mb-2'>Follow me <span className='font-light text-gray-600 ml-2'>I love building products!</span></h3>
+                    <ul className='flex'>
+                        <li className='flex-1'>
+                            <a
+                                href="https://twitter.com/nghuuphuoc"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
                             >
-                                .about
-                            </h3>
-                            &#123;
+                                <div className='font-semibold'>Twitter</div>
+                                <span className='text-gray-600'>@nghuuphuoc</span>
+                            </a>
+                        </li>
+                        <li className='flex-1'>
+                            <a
+                                href="https://dev.to/phuocng"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
+                            >
+                                <div className='font-semibold'>dev.to</div>
+                                <span className='text-gray-600'>@phuocng</span>
+                            </a>
+                        </li>
+                        <li className='flex-1'>
+                            <a
+                                href="https://github.com/phuoc-ng"
+                                rel="noopener noreferrer"
+                                style={{ textDecoration: 'none' }}
+                                target="_blank"
+                            >
+                                <div className='font-semibold'>GitHub</div>
+                                <span className='text-gray-600'>@phuoc-ng</span>
+                            </a>
                         </li>
-                        <ul style={{ listStyleType: 'none', margin: 0, paddingLeft: '24px' }}>
-                            <li style={{ alignItems: 'center', display: 'flex' }}>
-                                <div>twitter:</div>
-                                <a
-                                    href="https://twitter.com/nghuuphuoc"
-                                    rel="noopener noreferrer"
-                                    style={{ marginLeft: 'auto', textDecoration: 'none' }}
-                                    target="_blank"
-                                >
-                                    @nghuuphuoc
-                                </a>
-                                <div>;</div>
-                            </li>
-                            <li style={{ alignItems: 'center', display: 'flex' }}>
-                                <div>dev.to:</div>
-                                <a
-                                    href="https://dev.to/phuocng"
-                                    rel="noopener noreferrer"
-                                    style={{ marginLeft: 'auto', textDecoration: 'none' }}
-                                    target="_blank"
-                                >
-                                    @phuocng
-                                </a>
-                                <div>;</div>
-                            </li>
-                            <li style={{ alignItems: 'center', display: 'flex' }}>
-                                <div>email:</div>
-                                <a
-                                    href="mailto: me@phuoc.ng"
-                                    rel="noopener noreferrer"
-                                    style={{ marginLeft: 'auto', textDecoration: 'none' }}
-                                    target="_blank"
-                                >
-                                    me@phuoc.ng
-                                </a>
-                                <div>;</div>
-                            </li>
-                            <li style={{ alignItems: 'center', display: 'flex' }}>
-                                <div>github:</div>
-                                <a
-                                    href="https://github.com/phuoc-ng/csslayout"
-                                    rel="noopener noreferrer"
-                                    style={{ marginLeft: 'auto', textDecoration: 'none' }}
-                                    target="_blank"
-                                >
-                                    phuoc-ng/csslayout
-                                </a>
-                                <div>;</div>
-                            </li>
-                        </ul>
-                        <li>&#125;</li>
                     </ul>
                 </div>
+
+                <div className='pt-4'>
+                    © 2020 Nguyen Huu Phuoc. All rights reserved
+                </div>
             </div>
-        </>
+        </div>
     );
 };
 
diff --git a/client/layouts/Layout.tsx b/client/layouts/Layout.tsx
index 3965443..68e3633 100644
--- a/client/layouts/Layout.tsx
+++ b/client/layouts/Layout.tsx
@@ -16,10 +16,10 @@ const Layout: React.FC<{}> = ({ children }) => {
     return (
         <>
             <Github />
-            <div style={{ margin: '0 auto', position: 'relative' }}>
+            <div className="ml-auto mr-auto max-w-4xl mb-12">
                 {children}
-                <Footer />
             </div>
+            <Footer />
         </>
     );
 };
diff --git a/client/layouts/SubscribeForm.tsx b/client/layouts/SubscribeForm.tsx
index 713c660..13136af 100644
--- a/client/layouts/SubscribeForm.tsx
+++ b/client/layouts/SubscribeForm.tsx
@@ -7,47 +7,52 @@ import React from 'react';
 
 const SubscribeForm: React.FC<{}> = () => {
     return (
-        <form
-            action="https://csslayout.us4.list-manage.com/subscribe/post?u=77d0bf6497a2cdbb36f08587c&amp;id=e8a912009a"
-            method="post"
-            name="mc-embedded-subscribe-form"
-            target="_blank"
-            noValidate={true}
-            style={{
-                margin: 0,
-            }}
-        >
-            <input
-                type="email"
-                name="EMAIL"
-                placeholder="Email address"
-                required={true}
-                style={{
-                    border: '1px solid rgba(0, 0, 0, 0.3)',
-                    borderBottomLeftRadius: '4px',
-                    borderTopLeftRadius: '4px',
-                    padding: '8px',
-                    width: '200px',
-                }}
-            />
-            <div style={{ left: '-5000px', position: 'absolute' }} aria-hidden="true">
-                <input type="text" name="b_77d0bf6497a2cdbb36f08587c_e8a912009a" tabIndex={-1} />
+        <div className='text-center mb-8'>
+            <div className='mb-4'>
+                Hit the Subscribe button for the latest news on my tools. No spam. Ever!
             </div>
-            <button
-                type="submit"
-                name="subscribe"
+            <form
+                action="https://csslayout.us4.list-manage.com/subscribe/post?u=77d0bf6497a2cdbb36f08587c&amp;id=e8a912009a"
+                method="post"
+                name="mc-embedded-subscribe-form"
+                target="_blank"
+                noValidate={true}
                 style={{
-                    backgroundColor: '#00449E',
-                    borderBottomRightRadius: '4px',
-                    borderColor: 'transparent',
-                    borderTopRightRadius: '4px',
-                    color: '#FFF',
-                    padding: '8px 16px',
+                    margin: 0,
                 }}
             >
-                Subscribe
-            </button>
-        </form>
+                <input
+                    type="email"
+                    name="EMAIL"
+                    placeholder="Email address"
+                    required={true}
+                    style={{
+                        border: '1px solid rgba(0, 0, 0, 0.3)',
+                        borderBottomLeftRadius: '4px',
+                        borderTopLeftRadius: '4px',
+                        padding: '8px',
+                        width: '200px',
+                    }}
+                />
+                <div style={{ left: '-5000px', position: 'absolute' }} aria-hidden="true">
+                    <input type="text" name="b_77d0bf6497a2cdbb36f08587c_e8a912009a" tabIndex={-1} />
+                </div>
+                <button
+                    type="submit"
+                    name="subscribe"
+                    style={{
+                        backgroundColor: '#00449E',
+                        borderBottomRightRadius: '4px',
+                        borderColor: 'transparent',
+                        borderTopRightRadius: '4px',
+                        color: '#FFF',
+                        padding: '8px 16px',
+                    }}
+                >
+                    Subscribe
+                </button>
+            </form>
+        </div>
     );
 };
 
diff --git a/client/pages/ExplorePage.tsx b/client/pages/ExplorePage.tsx
index ff3f419..156f3b6 100644
--- a/client/pages/ExplorePage.tsx
+++ b/client/pages/ExplorePage.tsx
@@ -12,7 +12,6 @@ import Heading from '../components/Heading';
 import Pattern from '../constants/Pattern';
 import useDocumentTitle from '../hooks/useDocumentTitle';
 import Layout from '../layouts/Layout';
-import ProductHuntBadge from '../layouts/ProductHuntBadge';
 
 const ExplorePage = () => {
     useDocumentTitle('CSS Layout ∙ Explore');
@@ -52,16 +51,12 @@ const ExplorePage = () => {
                     <div className='mb-5' style={{ textAlign: 'center' }}>
                         All covers you see in this page are made with CSS only. Inspect them! 🎉
                     </div>
-
-                    <div className='flex justify-center pb-5'>
-                        <ProductHuntBadge />
-                    </div>
                 </div>
 
                 <section>
                     <Heading title="Layout" />
 
-                    <div className='xl:border-l xl:border-r xl:border-gray-400' style={{ display: 'flex', flexWrap: 'wrap', padding: '32px' }}>
+                    <div className='xl:border-l xl:border-r xl:border-gray-400 flex flex-wrap p-8'>
                         <CoverCard pattern={Pattern.CardLayout} />
                         <CoverCard pattern={Pattern.HolyGrail} />
                         <CoverCard pattern={Pattern.SameHeightColumns} />
@@ -77,7 +72,7 @@ const ExplorePage = () => {
                 <section>
                     <Heading title="Navigation" />
 
-                    <div className='xl:border-l xl:border-r xl:border-gray-400' style={{ display: 'flex', flexWrap: 'wrap', padding: '32px' }}>
+                    <div className='xl:border-l xl:border-r xl:border-gray-400 flex flex-wrap p-8'>
                         <CoverCard pattern={Pattern.Breadcrumb} />
                         <CoverCard pattern={Pattern.CircularNavigation} />
                         <CoverCard pattern={Pattern.DotNavigation} />
@@ -98,7 +93,7 @@ const ExplorePage = () => {
                 <section>
                     <Heading title="Input" />
 
-                    <div className='xl:border-l xl:border-r xl:border-gray-400' style={{ display: 'flex', flexWrap: 'wrap', padding: '32px' }}>
+                    <div className='xl:border-l xl:border-r xl:border-gray-400 flex flex-wrap p-8'>
                         <CoverCard pattern={Pattern.ButtonWithIcon} />
                         <CoverCard pattern={Pattern.Chip} />
                         <CoverCard pattern={Pattern.CustomCheckboxButton} />
@@ -121,7 +116,7 @@ const ExplorePage = () => {
                 <section>
                     <Heading title="Display" />
 
-                    <div className='xl:border-l xl:border-r xl:border-gray-400' style={{ display: 'flex', flexWrap: 'wrap', padding: '32px' }}>
+                    <div className='xl:border-l xl:border-r xl:border-gray-400 flex flex-wrap p-8'>
                         <CoverCard pattern={Pattern.Accordion} />
                         <CoverCard pattern={Pattern.ArrowButtons} />
                         <CoverCard pattern={Pattern.Avatar} />
@@ -171,7 +166,7 @@ const ExplorePage = () => {
                 <section>
                     <Heading title="Feedback" />
 
-                    <div className='xl:border-l xl:border-r xl:border-gray-400' style={{ display: 'flex', flexWrap: 'wrap', padding: '32px' }}>
+                    <div className='xl:border-b xl:border-l xl:border-r xl:border-gray-400 flex flex-wrap p-8'>
                         <CoverCard pattern={Pattern.Modal} />
                         <CoverCard pattern={Pattern.Notification} />
                         <CoverCard pattern={Pattern.PopoverArrow} />
diff --git a/client/pages/HomePage.tsx b/client/pages/HomePage.tsx
index a7f0940..878dea5 100644
--- a/client/pages/HomePage.tsx
+++ b/client/pages/HomePage.tsx
@@ -13,7 +13,6 @@ import CoverCard from '../components/CoverCard';
 import Pattern from '../constants/Pattern';
 import useDocumentTitle from '../hooks/useDocumentTitle';
 import Layout from '../layouts/Layout';
-import ProductHuntBadge from '../layouts/ProductHuntBadge';
 import MadeOf from './MadeOf';
 
 const HomePage = () => {
@@ -86,10 +85,6 @@ const HomePage = () => {
                         </div>
                     </div>
 
-                    <div className='flex justify-center' style={{ margin: '24px 0' }}>
-                        <ProductHuntBadge />
-                    </div>
-
                     <div
                         className="hljs"
                         style={{
