如何使用ASP显示哪些字段仍然需要填充。NET和c#吗?

I'm currently working on a web form in Visual Studio 2010 using C# and ASP.NET. It's a simple form - an online application - with several required fields. I already have regular expressions and required field validators in place, which display red asterisks when a field is left blank, but they're relatively hard to see.I'm currently working on a web form in Visual S