@{
    var success = TempData["SuccessMessage"] as string;
    var error = TempData["ErrorMessage"] as string;
}
@if (!string.IsNullOrEmpty(success))
{
    <div class="alert alert-success" role="alert">@success</div>
}
@if (!string.IsNullOrEmpty(error))
{
    <div class="alert alert-danger" role="alert">@error</div>
}