Create style.css

frontend/style.css

@@ -0,0 +1,13 @@
+body {
+  margin: 0;
+  background: #111;
+  color: white;
+  display: flex;
+}
+#ui {
+  padding: 20px;
+}
+input, button {
+  padding: 10px;
+  font-size: 16px;
+}