This is the 10th tutorial in a series that show users how to code CSS using advanced features in Sass.
This tutorial covers the use of functions built into Sass. I cover rgba() and fade-out() as well as percentage() and round(). For a complete reference of Sass functions, check out:
http://sass-lang.com/docs/yardoc/Sass/Script/Functions.html
The code:
width:round(percentage(890px / 1440px))
rgba(#333,0.7)
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