Even this is more complex than many websites need to be. A few months ago I wrote about why I often create pages in pure html and css.
https://joeldare.com/why-im-writing-pure-html-and-css-in-202...
Regarding small pages - there's a certain size threshold where the entire HTTP response is sent back in the first TCP window for most client OSes, which allows minimum round-trips.
Regarding small pages - there's a certain size threshold where the entire HTTP response is sent back in the first TCP window for most client OSes, which allows minimum round-trips.