THIS IS AN EXAMPLE

This is a presentation container

Its width is 100% and has a margin below

has the class presentation-container

This is a presentation column

Its width is 98% and has a little padding at the top/bottom

has the class presentation-column

This is a presentation column

Its width is 70%

has the class presentation-column70

This is a presentation column

Its width is 30%

has the class presentation-column30

This is a presentation column

Its width is 50%

has the class presentation-column50

This is a presentation column

Its width is 50%

has the class presentation-column50

This is a presentation column

Its width is 33%

has the class presentation-column33

This is a presentation column

Its width is 33%

has the class presentation-column33

This is a presentation column

Its width is 33%

has the class presentation-column33

This is a presentation column

Its width is 20%

has the class presentation-column20

This is a presentation column

Its width is 20%

has the class presentation-column20

This is a presentation column

Its width is 20%

has the class presentation-column20

This is a presentation column

Its width is 20%

has the class presentation-column20

This is a presentation column

Its width is 20%

has the class presentation-column20