JambResult.xaml

<Page
    x:Class="ShegzstuffPC.JambResult"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="using:ShegzstuffPC"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d"
    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">

    <StackPanel>
        <WebView x:Name="Mainwebview" 
                 Grid.Row="0" 
                 HorizontalAlignment="Stretch"
                 VerticalAlignment="Stretch"
                 Source="https://www.jamb.org.ng/efacility"
                 />

    </StackPanel>
</Page>