How to set width of textbox in mvc3 model

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How to set textbox width from mvc3 model , suppose my model is following , \[code\]public class MVCMODEL{ [Required] public int Name{ get; set; }}\[/code\]i want that when this textbox renders in view its width will be \[code\]800px\[/code\] how to add custom styles in model ?Thanks ,