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JS//Projects/Mini Calendar

Mini Calendar

Build a mini calendar with HTML, CSS, and JavaScript while practicing DOM selection and DOM content updates.

Beginner20–30 minutesHTML5CSS3JavaScript
You’ll practice
DOM SelectionDOM Content UpdatesDates and Time
View Source CodeLive Demo
demo.100jsprojects.com/mini-calendar
Final resultMini Calendar project previewTry Live Demo
01 — What you’ll build

Mini Calendar

Build a mini calendar using HTML, CSS, and JavaScript, then connect the interface to the logic that makes it work. You’ll learn how to connect user interactions to visible changes on the page while getting hands-on practice with DOM selection, DOM content updates, and dates and time.

02 — Included
  • ✓Click-based interactions
  • ✓Mini Calendar interface
  • ✓Responsive HTML and CSS layout
  • ✓Complete source code and live demo
03 — You’ll practice
  • >Select HTML elements from the DOM
  • >Update content on the page
  • >Work with dates and time
  • >Perform calculations with JavaScript

Recommended knowledge: Basic HTML and CSS, The JavaScript Date object, JavaScript variables and number operations.

Complete project files

Build It from the Source Code

This project runs directly in the browser with HTML, CSS, and JavaScript.

  1. 1Create 3 files
  2. →
  3. 2Copy the code
  4. →
  5. 3Run index.html
Before you run it
  • Keep all project files together in the same folder.
Project structure
mini-calendar/
├──
├──
└──
Need help setting up the project?

Create project files, install Live Server, and run your first project.

Open beginner guide
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<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Mini Calendar</title>
    <link rel="stylesheet" href="style.css" />
  </head>
  <body>
    <div class="calendar-container">
      <p class="month-name" id="month-name">April</p>
      <p class="day-name" id="day-name">Friday</p>
      <p class="day-number" id="day-number">20</p>
      <p class="year" id="year">2020</p>
    </div>
    <script src="index.js"></script>
  </body>
</html>

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