diff --git a/app/index.html b/app/index.html
index f19104c..b2d6423 100644
--- a/app/index.html
+++ b/app/index.html
@@ -34,6 +34,15 @@
 			<include src="app/partitial/footer.html"></include>
 		</div>
 
-		<script id="autorun" type="module"></script>
+		<script id="autorun" type="module">
+			function autorun() {
+				log_style =
+					'; font-size: 14px; font-weight: bold; font-style: monospace;' +
+					'background: #000; color: #fff;' +
+					'padding: 8px; border-radius: 5px;';
+				console.log('%c☕ Hello ${username}!', log_style);
+			}
+			autorun();
+		</script>
 	</body>
 </html>