Adding css class to field on validation error in django

Question

I am using Django\'s modelform and its really good. How can I highlight the actual text box (e.g. border:red ) if there is a validation error associated with it. Basically

Answer 1

Expanding upon errx's answer.

Add the CSS

.error input, .error select {
    border: 2px red solid;
}

to specifically highlight the field