Notes app using html css javascript – codewithrandom

Notes app using HTML CSS javascript – codewithrandom

Welcome🎉 to Code With Random blog. In this blog, we learn how to create a Notes taking app using HTML , CSS, and javascript for this Notes app. Hope you enjoy our blog so let’s start with a basic HTML structure for a Notes app.

HTML code Notes app Javascript

 <!DOCTYPE html>  
<html lang="en">
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" href="" integrity="sha512-1PKOgIY59xJ8Co8+NE6FZ+LOAZKjy+KY8iq0G4B3CyeY6wYHN3yt9PW0XpSriVlkMXe40PTKnXrLnZ9+fkDaog==" crossorigin="anonymous" />
<link rel="stylesheet" href="style.css" />
<title>Notes App</title>
<button class="add" id="add">
<i class="fas fa-plus"></i> Add note
<script src=""></script>
<script src="script.js"></script>

There is all HTML code for the Notes app. Now, you can see output without CSS, then we write CSS for Notes app.


Notes app html part output

CSS Code — Notes app Javascript

 @import url(';400&display=swap');  
* {
box-sizing: border-box;
outline: none;
body {
background-color: #7bdaf3;
font-family: 'Poppins', sans-serif;
display: flex;
flex-wrap: wrap;
margin: 0;
padding-top: 3rem;
.add {
position: fixed;
top: 1rem;
right: 1rem;
background-color: #9ec862;
color: #fff;
border: none;
border-radius: 3px;
padding: 0.5rem 1rem;
cursor: pointer;
.add:active {
transform: scale(0.98);
.note {
background-color: #fff;
box-shadow: 0 0 10px 4px rgba(0, 0, 0, 0.1);
margin: 30px 20px;
height: 400px;
width: 400px;
overflow-y: scroll;
.note .tools {
background-color: #9ec862;
display: flex;
justify-content: flex-end;
padding: 0.5rem;
.note .tools button {
background-color: transparent;
border: none;
color: #fff;
cursor: pointer;
font-size: 1rem;
margin-left: 0.5rem;
.note textarea {
outline: none;
font-family: inherit;
font-size: 1.2rem;
border: none;
height: 400px;
width: 100%;
padding: 20px;
.main {
padding: 20px;
.hidden {
display: none;

Now we have completed our CSS section,  Here is our updated output CSS.


Notes app using css output

Now add javascript for functionality.

Javascript code — Notes app Javascript

 const addBtn = document.getElementById('add')  
const notes = JSON.parse(localStorage.getItem('notes'))
if(notes) {
notes.forEach(note => addNewNote(note))
addBtn.addEventListener('click', () => addNewNote())
function addNewNote(text = '') {
const note = document.createElement('div')
note.innerHTML = `
<div class="tools">
<button class="edit"><i class="fas fa-edit"></i></button>
<button class="delete"><i class="fas fa-trash-alt"></i></button>
<div class="main ${text ? "" : "hidden"}"></div>
<textarea class="${text ? "hidden" : ""}"></textarea>
const editBtn = note.querySelector('.edit')
const deleteBtn = note.querySelector('.delete')
const main = note.querySelector('.main')
const textArea = note.querySelector('textarea')
textArea.value = text
main.innerHTML = marked(text)
deleteBtn.addEventListener('click', () => {
editBtn.addEventListener('click', () => {
textArea.addEventListener('input', (e) => {
const { value } =
main.innerHTML = marked(value)
function updateLS() {
const notesText = document.querySelectorAll('textarea')
const notes = []
notesText.forEach(note => notes.push(note.value))
localStorage.setItem('notes', JSON.stringify(notes))

Final output

javascript notes app output

Now we have completed our javascript section,  Here is our updated output with javascriptHope you like the Notes app. you can see output video and project screenshots. See our other blogs and gain knowledge in front-end development. Thank you 🙏💕

In this post, we learn how to create a Notes app using simple HTML, CSS & javascript. If we made a mistake or any confusion, please drop a comment to reply or help you in easy learning.

Written by – Code With Random/Anki 

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