All of them offer things like variables and mixins to provide convenient abstractions

For instance, Markdown is designed to be easier to write and read for text documents and you could write a loop in Jade. If you want to add classes there, that can effect the whole document, this is the place to do it. You can also add another Pen here, and it will pull the CSS from it.
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Louanne:
Annabelle said sort of jokingly that an angel might find it in heaven, and it all happened for a reason because an angel needed a tiara. the box was not fully fastened, when it took off and could its contents have blown out mid flight?
(16 October 2016)

Louanne:
Could the payload and balloon split?
(16 October 2016)

Louanne:
Would it be quicker to make a new necklace and tiara or quicker to find the balloons and their payload?
(16 October 2016)

Louanne:
Would NASA send an astronaut to retrieve it, could the Civil air Patrol, the local airport or maybe an airline be able to find the balloon.
(16 October 2016)

Louanne:
Could we call the FAA for help, ive heard it might go to space, baceuse people send cameras to space by balloon.
(16 October 2016)

Louanne:
She and i then jumped in the car and she drove like a maniac chasing down the balloon, but we lost sight of it into the night sky.
(16 October 2016)

Louanne:
I tied the box to the cluster, and just as I was presenting it to my friend, she lost hold of it and the balloons floated away.
(16 October 2016)

Louanne:
It was a cluster of 30 helium latex balloons, and a mylar helium balloon and ten air balloons.
(16 October 2016)

Louanne:
I then got the idea to make a balloon cluster in the shape of a hot air balloon because my friend Annabelle liked hot air balloons.
(16 October 2016)

Louanne:
I spent another hour decoupaging a plate and the sides of the box with ornate collage work.
(16 October 2016)