Kickoff and GoLive Checklist
- Check and confirm the Browser Compatibility List
- Read Compatibility List
- Define and have clear ideas about different screensize (how many breakpoint etc)
- Define and have clear ideas about graceful degradation and the approach about OLD browser accepted
- Define and have clear ideas about "special" HTML5 features and check it with https://caniuse.com/
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- Service pages
- 404 page (not found page)
- 500 page (error page)
- 503 page (maintenance page)