These are some example code from the tutorials I've completed with Free Code Camp.
basicHTML.html shows some of the code from the excercies completed from the "Basic HTML and HTML5" module of the "Responsive Web Design Certification" course available at http://www.freecodecamp.org
basicCSS.html shows some of the code from the excercies completed from the "Basic CSS" module of the "Responsive Web Design Certification" course available at http://www.freecodecamp.org
appliedVisualDesign.html shows some of the code from the excercies completed from the "Applied Visual Design" module of the "Responsive Web Design Certification" course available at http://www.freecodecamp.org
CSSFlexbox.html shows some of the code from the excercies completed from the "Applied Visual Design" module of the "Responsive Web Design Certification" course available at http://www.freecodecamp.org
Disclaimer: Whilst I have written some of the code in these documents, they were mostly written by FreeCodeCamp and remain their intellectual property.