Dispenser/DispenserUI/Views/Controls/ShadowBox.axaml

<Border xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Padding="10"
        Background="White"
        BoxShadow="0 0 16 0 LightGray"
        CornerRadius="10"
        x:Class="DispenserUI.Views.Controls.ShadowBox">

</Border>