Code
Column 1
Lorem ipsum dolor sit amet, consectetur adipisicing elit...
Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...
Column 2
Lorem ipsum dolor sit amet, consectetur adipisicing elit...
Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...
Column 3
Lorem ipsum dolor sit amet, consectetur adipisicing elit...
Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris...
Hello World!
Resize the browser window to see the effect.
The columns will automatically stack on top of each other when the screen is less than 768px wide.