Create Notes App Using Html Css Javascript (Source Code)

Create Notes App Using Html Css Javascript (Source Code)


Welcome to the codewithrandom blog. In this blog, we learn how to create a notes app using html, css, and javascript. In this notes app, you can new notes, edit notes and delete it.

Hope you enjoy our blog so let’s start with a basic html structure for a notes app.

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HTML Code For Notes app 

<!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 and javascript for the Notes app.

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output Notes app 



CSS Code For Notes app

 @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 for the notes app. Here is our updated output of the notes app.
Output  Notes app 



Now add javascript for functionality in our notes app.

Javascript code For Notes app

 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 Of  Notes app 


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Now we have completed our javascript section for the notes app. Here is our updated output of the notes app. Hope 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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