v1.5.3

Use of Sass' math.div on SCSS file.

v1.5.2

Range track and thumb tweaks for Mozilla Firefox. (thanks Adam Jagosz)

v1.5.1

Correction of input cursor to default (thanks, pichfl)

v1.5.0

• Added :disabled state (thanks mpavel)
• Improved normalization across browsers (thanks guidezpl and GufNZ)
• Removed Firefox border outline on focus (thanks DeanPoulin)