Move setBackgroundImage above setTextColor.
Fix linting errors, add function comment blocks.
Add target attribute to quote source link JavaScript.
Adjust the snow background's saturation and lightness.
Add 3 new backgrounds.
Rework setTextColor to only change text color if style light is set.
Use an ID on the blockquote specificly for the javascript to hook into.
Fix syntax error in json file.
Wrap $.getJSON() in a main() function.
Rework the randomInt function (now randomArrayIndex)

- Only takes the length of the array as a parameter.
- -1 no longer needs to be added on the function call (Yay!).