Here are steps to do so:
* [[ https://en.wikipedia.org/w/index.php?title=Special:CreateAccount&returnto=Wikipedia%3ATutorial+%28Registration%29 | Create an account on Wikipedia ]] (if you haven't done already)
* Create a subpage of your user page and name it as common.js: https://en.wikipedia.org/wiki/Special:MyPage/common.js
* Write a javascript to change the font color on the whole page to red and make the font-face bold
* See guide for writing user scripts on Wikipedia: https://en.wikipedia.org/wiki/Wikipedia:User_scripts
* Document your work on the task on the following page: https://www.mediawiki.org/wiki/ChickTech_High_School_Kickoff_2017/Tasks. Include task title, changes made, code snippet, and screenshot of output.
* To embed an image on Wikipedia, first upload it to Wikimedia Commons, and then insert it on the article page. Learn more here: https://en.wikipedia.org/wiki/Help:Adding_image
Note: Remember that the effect caused by your code in the common.js file will only be visible to you.