<!DOCTYPE html>
<html>
<body>
<form runat="server">
<asp:Panel id="pan1" runat="server" BackColor="#8FBC8F">
Hello World!
</asp:Panel>
<br>
<asp:Panel id="pan2" runat="server" Direction="RightToLeft" BackColor="#8FBC8F">
Hello World!
</asp:Panel></form>
</body>
</html>