Display the list of family users

geneit_app/src/widgets/BaseFamilyRoute.tsx

@@ -184,6 +184,8 @@ export function BaseFamilyRoute(): React.ReactElement {
                 flexGrow: 1,
                 overflow: "auto",
                 padding: "20px",
+                display: "flex",
+                flexDirection: "column",
               }}
             >
               <Outlet />

geneit_app/src/widgets/FamilyPageTitle.tsx

@@ -0,0 +1,9 @@
+import { Typography } from "@mui/material";
+
+export function FamilyPageTitle(p: { title: string }): React.ReactElement {
+  return (
+    <Typography variant="h4" style={{ margin: "20px" }}>
+      {p.title}
+    </Typography>
+  );
+}