Special thanks to:
- Stack Overflow.
- https://uigradients.com/
- https://www.youtube.com/channel/UCJZv4d5rbIKd4QHMPkcABCw
- https://www.gradient-animator.com
- https://armandocanals.com/posts/CSS-transform-rotating-a-3D-object-perspective-based-on-mouse-position.html
- https://stackoverflow.com/questions/4196971/how-to-get-the-html-tag-html-with-javascript-jquery
- https://stackoverflow.com/questions/588040/window-onload-vs-document-onload
- https://www.codegrepper.com/code-examples/html/css+body+align+center