clean up and style tweaks

web/pages/components/info-tip.tsx

@@ -0,0 +1,20 @@
+import { InfoCircleOutlined } from "@ant-design/icons";
+import { Tooltip } from "antd";
+
+interface InfoTipProps {
+  tip: string | null;
+}
+
+export default function InfoTip({ tip }: InfoTipProps) {
+  if (tip === '' || tip === null) {
+    return null;
+  }
+
+  return (
+    <span className="info-tip">
+      <Tooltip title={tip}>
+        <InfoCircleOutlined />
+      </Tooltip>
+    </span>
+  );
+}