navigaid
5/9/2017 - 8:11 AM

https://codepen.io/navigaid/pen/qmpKKW

tag
  h1
  h2
  p
comment
  <!-- xxx -->
style
  inline <h2 style="color:red"> wtf </h2>
  css <style> h2 {color:red;} </style>
  css class <style> .myclass {color:blue;}</style> <h2 class="myclass"> wtf </h2>