Right click > Select "View Page Source" to see source code.

EXAMPLE 1:
      
      /* this an example of how to apply styles to selectors using nth-of-type pseudo class*/
      /* this will apply style to all items of the selector starting at number 11 */
      pre.ft-syntax-highlight code span.newline:nth-of-type(1n+11):before {
        position: relative;
        right: 28px;
      }
      
    
EXAMPLE 2:
    
    /* this is an example of forcing a minimum text size using CSS for responsive pages */
    @media all and (max-width: 550px) {
      pre.ft-syntax-highlight {
        /*this ensures a minimum font size of 9px when the viewport is less than 550px */
        font-size: calc(9px + 0.8vw);
      }
    }