adjust .browser-chrome url position

src/main/webapp/css/poo1.css

@@ -333,7 +333,7 @@ div.reveal .browser-chrome::before {
 		url("../images/chrome-toolbar-bg.png") center left/auto 4em repeat-x;
 	content: " ⬅ ➡ 🗘 🔒 " attr(data-url);
 	font-size: .25em;
-	line-height: 7em;
+	line-height: 6.5em;
 	color: white;
 	font-family: sans-serif;
 	text-align: left;