[css-color] tweaks

Author: svgeesus

css-color/Overview.bs

@@ -1674,7 +1674,7 @@ gamut space capable of representing almost all visible real-world colors. Both a
 	seven-ink printer, for ProPhoto RGB, and for the P3 standard RGB space. 
 	<!-- add examples with alpha, and with fallback -->
 	<pre>
-		color(swopc, 0, 206 190 77);
+		color(swopc, 0 206 190 77);
 		color(indigo, 24 160 86 42 0 18 31);
 		color(prophoto, 233 150 122);
 		color(P3, 97 253 36);