public static float GetDeviceMargin(this UIDevice device)
 {
     if (device.IsPhone())
     {
         return(3);
     }
     else
     {
         return(7);
     }
 }
 public static float GetIndentation(this UIDevice device)
 {
     if (device.IsPhone())
     {
         return(10);
     }
     else
     {
         return(40);
     }
 }