First, register a GitHub account if you haven't got one. The registration page is located right at the front page of the website at https://github.com. Then, once you have completed the registration process, click on your profile picture located at the top right corner, followed by clicking on the Your repositories option on the drop-down menu:
There, you will see a New button in green. Press the New button to create a new GitHub repository for your project. You will then be directed to Create a new repository page, where you can create a new repository by inserting the repository name next to the owner drop-down ...