In this website there are exercises carried out to learn HTML, CSS, JS, that is, everything related to web development. So, if you want to use the code in this site, you can do it.
Here you can find some 3D drawings with CSS Click here
Here you can find some projects with JavaScript Click here
This clone of youtube is done for study purposes only, looking for to improve skills in HTML, CSS and JavaScript. Click here
This is open-sourced software licensed under the MIT license.