diff --git a/after/syntax/css/css3-conditional.vim b/after/syntax/css/css3-conditional.vim
index b88eee3..f22fba7 100644
--- a/after/syntax/css/css3-conditional.vim
+++ b/after/syntax/css/css3-conditional.vim
@@ -1,4 +1 @@
-" TODO: create cssSupports group and cssSupportsType group
-syn match cssMedia "@supports\>" nextgroup=cssMediaType skipwhite skipnl
-syn match cssMediaAnd "or" nextgroup=cssMediaType skipwhite skipnl
-syn match cssMediaAnd "not" nextgroup=cssMediaType skipwhite skipnl
+syn region cssInclude start=/@supports\>/ end=/\ze{/ skipwhite skipnl contains=cssMediaType,cssMediaKeyword nextgroup=cssMediaBlock