Back with the second test, thanks to Roma who gave the feedbacks necessary to run the code better, running the code through the W3C validator really helped. Here’s the final version (for now).
Github: https://katroya.github.io/anintrusivesurvey.github.io/
Codepen: https://codepen.io/Katroya/pen/qBOywVR
Some things to revisit @Katroya;
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