_:n0aa2dbc0ae7e44abafa1db361e8f9437xb0
<http://schema.org/thumbnailUrl>
<https://videos.teamtreehouse.com/thumbnails/TH-SassBasics2017-S2V1-thumbnails-1.jpg?token=6519e6fd_efd83f1268fbb6c4e87854777423e74da65b95d3>
<https://teamtreehouse.com/library/sass-basics-2/nested-selectors>