Accessible ES5 JavaScript Tabs (transpiled from ES6)

See the GitHub repo or the CodePen.io pen to view the code.

Tab Group 1

Tab 1
Tab 2
Tab 3

Tab Content 1

Tab Content 2

Tab Content 3

Tab Group 2

Tab 1
Tab 2
Tab 3
Tab 4

Tab Content 1

Tab Content 2

Tab Content 3

Tab Content 4