Don't color h3s

Author: LeaVerou

style/base.css

@@ -145,7 +145,6 @@ img, video, object {
 
 	h3 {
 		font-size: 100%;
-		color: var(--color-neutral-50);
 	}
 
 	/* Plain slides, just a heading + a list */
@@ -234,4 +233,4 @@ kbd {
 
 #indicator {
 	opacity: .5;
-}
+}