Configure compass browser support (Compass 1.x syntax)
Excluding browsers is done by modifying the $graceful-usage-threshold variable. If Browser X only has 4.99% of the market share, you want to set it to 5. $debug-browser-support: true; $browser-minimum-versions: ( “ie”: “9” ); $graceful-usage-threshold: 4.46163; @import “compass”; .foo { @include opacity(.5); @include border-radius(10px); } Output: .foo { /* Content for ie 8 omitted. Minimum support … Read more