Use element id to check if page got loaded.

Author: ilonatommy

src/Components/WebAssembly/testassets/StandaloneApp/Pages/Index.razor

@@ -1,5 +1,5 @@
 @page "/"
 
-<h1>Hello, world!</h1>
+<h1 id="session-storage-anchor">Hello, world!</h1>
 
 Welcome to your new app.

src/Components/test/testassets/BasicTestApp/Index.razor

@@ -2,8 +2,8 @@
 @using System.Web
 @inject NavigationManager NavigationManager
 
+<p id="session-storage-anchor"></p>
 <div id="test-selector">
-    <h1 style="margin: 0; padding: 0; line-height: 1;">Hello</h1>
     Select test:
     <select id="test-selector-select" @bind=SelectedComponentTypeName>
         <option value="none">Choose...</option>

src/Components/test/testassets/Components.TestServer/RazorComponents/Pages/Index.razor

@@ -2,6 +2,6 @@
 
 <PageTitle>Home</PageTitle>
 
-<h1>Hello</h1>
+<h1 id="session-storage-anchor">Hello</h1>
 
 <p>This is a Razor Component endpoint.</p>