Before pushing a site into production, double check these points.

website_optimization.md

This is an incomplete list:

• Make spritesheet of all images.
• Use CDN for static websites
• Use Audit tools (Chrome)
• Google PageSpeed
  • Minify the CSS and JavaScript you are using
  • Reduce the HTTP request
  • Optimize the images as much possible

CSS

• Using px in value haing 0 is useless, remove it
• imports are heavy, should be avoided when possible
• Use numerical value instead of relative like lighter bolder bold light with 100-900 for font-weight
• Instead of using color code #eeeeee use #eee
• Use the shorthand properties where ever you can

JavaScript

• Use terenary operator if if statement is 1 level deep
• Avoid using global variables
• Use external javascript, always, it makes debugging less painful
• Compress