Two Sided Animated Login Form Using HTML, CSS and JavaScript with Source Code


Welcome to the Two Sided Animated Login Form project, an innovative authentication interface built with HTML, CSS, and JavaScript. This project aims to offer a seamless user experience through a visually appealing design that integrates both login and sign-up processes into a single, dynamic interface. Featuring smooth transitions, responsive layouts, and intuitive interactions, this form is designed to meet the needs of modern web applications, providing users with an engaging and efficient way to authenticate.

This project utilizes the latest web technologies to create a polished and user-friendly interface. HTML5 structures the content, CSS3 brings the design to life with styling and animations, and JavaScript adds interactivity for a fluid transition between login and sign-up forms. Whether you are a developer looking to implement a sleek authentication form or someone seeking to enhance user experience in a web application, this project serves as an excellent foundation. Dive in, explore the code, and adapt it to suit your specific requirements.

You may also check this simple HTML, CSS and JavaScript projects:


  • Dual Forms: Includes both login and sign-up forms in a single interface.
  • Animated Transitions: Smooth animations between the login and sign-up forms create an engaging user experience.
  • Responsive Design: Optimized for various screen sizes to ensure usability on both desktops and mobile devices.
  • User-Friendly Interface: Intuitive design with clear labels and placeholders to guide users through the authentication process.
  • Interactive Elements: Clickable images that toggle between login and sign-up forms, enhancing the visual appeal.

Technologies Used:

  • HTML5: Provides the structure and content of the forms.
  • CSS3: Used for styling, layout, and animations to create a visually appealing design.
  • JavaScript: Adds interactivity, handling the form toggling and animations.

How to Use:

  1. Clone or Download the Project: Begin by cloning the repository or downloading the project files to your local machine.
  2. Open the HTML File: Open index.html in your favorite web browser.
  3. Interacting with the Form:
    • On the left side, you will see an image labeled "Sign Up". Clicking this image will transition the form to the sign-up interface.
    • On the right side, you will see an image labeled "Login". Clicking this image will transition the form back to the login interface.
  4. Filling the Forms:
    • Login Form: Enter your email and password, then click the "Login" button.
    • Sign Up Form: Provide your first name, last name, email, and password, then click the "Sign Up" button.
  5. Navigating Between Forms: Links within the forms also allow you to toggle between the login and sign-up forms.

Sample Screenshots of the Project:

Login Form

Signup Form

How to Run?

  • Download the provided source code zip file.
  • Extract the downloaded zip file.
  • Open the html file and you are now ready to go!

Video Demonstration for Installation/Setup:


In conclusion, the Two Sided Animated Login Form project leverages HTML, CSS, and JavaScript to deliver a sophisticated and user-centric authentication interface. With its dual-form structure, smooth animations, and responsive design, it ensures an engaging and efficient user experience. This project serves as an excellent example of how modern web technologies can be combined to create functional and visually appealing web components. Whether for personal projects or professional applications, this form provides a robust foundation for implementing sleek and interactive user authentication.

That's it! I hope this "Two Sided Animated Login Form Using HTML, CSS and JavaScript" will assist you on your programming journey, providing value to your current and upcoming projects.

For additional tutorials and free source codes, explore our website.

Enjoy Coding :>>

Note: Due to the size or complexity of this submission, the author has submitted it as a .zip file to shorten your download time. After downloading it, you will need a program like Winzip to decompress it.

Virus note: All files are scanned once-a-day by for viruses, but new viruses come out every day, so no prevention program can catch 100% of them.


1. Re-scan downloaded files using your personal virus checker before using it.
2. NEVER, EVER run compiled files (.exe's, .ocx's, .dll's etc.)--only run source code.

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