Idea: Design a responsive login form. Save to localStorage if the user successfully logged in. Bonus points if you build it with authentication.
Focus: form authentication, responsive design, styling, state management
Login forms are everywhere and a solid way to begin one's front end journey. The input tag is a robust tool to learn and you'll be a web dev hero if you can take advantage of it's inherit tools.
Take a look at all the different types of inputs you can use at W3Schools: w3schools.com/tags/tag_input.asp
Practice utilizing each input in your project. It will be a great thing to share during interviews.