Novo Texto
@using (Html.BeginForm("Save", "Documents", FormMethod.Post))
{
@Html.AntiForgeryToken()
@if (Model!=null && Model.Id != null)
{
@Html.HiddenFor(m => m.Id);
}
@Html.LabelFor(m => m.Title, "Título")
@Html.TextBoxFor(m => m.Title, new { @class = "form-control" })
@Html.LabelFor(m => m.Content, "Conteúdo")
@Html.TextAreaFor(m => m.Content, new { @class = "form-control", rows = "5" })
}