Carousel in Vanilla JS

Check it out :)

Purpose

Building a carousel in Vanilla JS for the purpose of practicing Javascript.

Goal

~~Infinite carousel (single item)~~
Infinite carousel (mulitple items)
~~Sliding effect~~
Carousel indicator (nav)
Responsive slider
Support at least IE9.
Try to cover as many use cases as possible. (Prob the hardest part..)

( will update goal in future :) )

Development Log

06.21

Initial setup
Base markup of carousel (HTML)
Base style for development (CSS)
Base structure of carousel (JS)
- carousel is infinite

06.22

Add sliding effects (only when previous button is clicked)

06.23

After adding next slide to be active...
- Oops! Carousel is acting weird LoL #%^#&

06.24

Add animation keyframes for the slide effects
Fixed carousel!! And now it's an infinite single sliding carousel

06.25

Disable previous and next buttons when slider animation is running

08.16

Fix IE issue: carousel not working due to helper functions not accessible in IE browser (Currently only supporting till IE 10).