diff --git a/after/syntax/css/css3-background.vim b/after/syntax/css/css3-background.vim
new file mode 100644
index 0000000..24e8155
--- /dev/null
+++ b/after/syntax/css/css3-background.vim
@@ -0,0 +1,5 @@
+" TODO: create cssBackgroundProp group and cssBackgroundAttr group
+syn match cssFontProp contained "\<background-\(origin\|clip\|size\)\>"
+syn match cssFontProp contained "\<border-\(color\|image\(-\(source\|slice\|width\|outset\|repeat\)\)\=\|radius\)\>"
+syn match cssFontProp contained "\<box-\(decoration-break\|shadow\)\>"
+syn keyword cssFontAttr contained stretch round fill alice clone
diff --git a/after/syntax/css/css3-properties.vim b/after/syntax/css/css3-properties.vim
index 347beb9..d43156c 100644
--- a/after/syntax/css/css3-properties.vim
+++ b/after/syntax/css/css3-properties.vim
@@ -1,8 +1,3 @@
-syn match cssBoxProp contained "\<border-\(color\|image\|radius\)\>"
-syn match cssBoxProp contained "\<box-shadow\>"
-
-syn match cssColorProp contained "\<background-\(origin\|clip\|size\)\>"
-
 syn match cssTextProp contained "\<text-\(shadow\|overflow\)\>"
 syn match cssTextProp contained "\<word-wrap\>"