style: 格式化 CSS 过渡属性以便提高可读性

src/app.css

@@ -1406,7 +1406,9 @@ footer section p:first-child {
 	padding-left: 1rem;
 	position: relative;
 	color: #b0b0b0; /* VOID style dark text */
-	transition: color 0.2s, background-color 0.2s;
+	transition:
+		color 0.2s,
+		background-color 0.2s;
 	text-decoration: none;
 	box-sizing: border-box;
 }