"input-validation-error" class's not appearing dynamically.

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MVC4

I had created application in mvc razor view. In this CRUD operation's are thr.
When i am going to submit form for creating User form it will give me required field message into validation summary. I also want to show errored input into red border but it wont apper becouse of "input-validation-error" class is not appearing at the time of form submition. I also added CSS for it into my Style.css.

input.input-validation-error {
    border: 1px solid #e80c4d;
}

I am waiting for reply.
Thank you in advance.