WebDev Checklist

HTML

meta
- <meta charset="utf-8">
- <meta name="viewport" ontent="width=device-width, initial-scale=1.0">
- <meta name="description" content="">
- <link rel=preload> https://web.dev/uses-rel-preload/
performance
- img loading="lazy" https://web.dev/browser-level-image-lazy-loading/
- iframe loading="lazy" https://developer.mozilla.org/en-US/docs/Web/Performance/Lazy_loading
- content-visibility https://developer.mozilla.org/en-US/docs/Web/CSS/content-visibility
favicon & co
Validator
- https://validator.w3.org/

reset
- rem
- box-sizing
- text-size-adjust
@media
- printer-friendly
- darkmode/lightmode
- desktop
- mobile
- prefers-reduced-motion
colors
- background-color
- color
- :focus
font
- typeface
- weight
- style
- font-display: swap; https://web.dev/font-display/
typograpyh
- paragraph
- headline
- teaser
- kicker
- hypens
- size/width
- font-variant-ligatures: common-ligatures;
- font-variant-ligatures: discretionary-ligatures;
- text-indent
- hanging-punctuation
overflow/text-overflow
caret-color
tab-size
elements
- content
  - address
  - article
  - aside
  - footer
  - header
  - h1, h2, h3, h4, h5, h6
  - main
  - nav
  - section
- text
  - a
    - markers
    - scroll-margin-top
  - abb
  - abbr
  - b
  - blockquote
  - br
  - cide
  - data
  - del
  - dfn
  - div
  - dl/dd/dt
  - em
  - figure/fiurecaption
  - hr
  - i
  - ins
  - kbd
  - mark
  - p
  - pre
  - q
  - s
  - samp
  - small
  - span
  - strong
  - time
  - u
  - ul/ol/li
  - var
- media
  - img
  - audio
  - video
  - svg
  - math
- table
  - ...
- form
  - ...
- details/sumary
code
- maybe add prismjs
Validator https://jigsaw.w3.org/css-validator/ (results may be false positive)