• Inspect element – when editing html and css files utilities like firebug (free firefox plugin) are great helpers. With them you can easily find element style, even the stylesheet name and line number where the inspected style rule is.
  • Edit html/css/js/php files – use your favorite text editor. Editor, that highlights syntax is good choice, SublimeText (free) or Notepad++ (free) might be enough.
  • View pages – any common browser like Mozilla Firefox (free)
  • Upload on server – look for some FTP program – FileZilla (free)