Problem with Bootstrap

Problem with Bootstrap
0

#1

Hi bootstrap is not working for my pen, can any one help me please.


#2

Quick-add in codepen uses Bootstrap 4.

Use these links instead:
https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css
https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js

Also,