MainDeckPage.ascx

<%@ Control Language="C#" AutoEventWireup="true" Inherits="Example.Controls.DeckPages.MainDeckPage" %>
<div id="MainDeckPageOverlay" class="stack horizontal">
  <div class="label stack-elem">
    <asp:Label runat="server" Text="Stack Overflow" />
  </div>
  <div class="separator line stack-elem"></div>
  <div id="MainDeckPageButtonsHolder" class="line stack-elem">
    <c:extendablearea id="MainDeckPageButtons" runat="server"></c:extendablearea>
  </div>
  <c:extendablearea id="MainDeckPageBody" runat="server"></c:extendablearea>
</div>