sass/libsass — pull request #482 by code1492 (2014-09-16 17:40:09+00:00)
Title: add random() function

it makes random number between input number

I think it is very usefull function like this...
http://blog.codepen.io/2013/08/26/random-function-in-sass/

usage:
div{
position:absolute;
top:random(10)+px; // input number of between 0-10
}