adjust test for global selector

src/compiler/compile/css/Selector.ts

@@ -594,9 +594,10 @@ class Block {
 
 	get global() {
 		return (
+			this.selectors.length >= 1 &&
 			this.selectors[0].type === 'PseudoClassSelector' &&
 			this.selectors[0].name === 'global' &&
-			!this.selectors.some((selector) => selector.type === 'ClassSelector')
+			this.selectors.every((selector) => selector.type === 'PseudoClassSelector')
 		);
 	}
 }