jQuery 1.8.3, HTML, CSS, JavaScript
HTML only
No-Library (pure JS), HTML, CSS, JavaScript
No-Library (pure JS), HTML, SCSS, JavaScript
https://developer.mozilla.org/en-US/docs/Web/CSS/hyphens
https://ishadeed.com/article/custom-scrollbars-css/
https://john-doe.neocities.org/
auto-height
https://calculateaspectratio.com/