can you tell me how to add color to my textbox
input::-webkit-input-placeholder { font-size: 16pt; color: #555; }
input::-moz-placeholder { font-size: 16pt; color: #555; }
input:-ms-input-placeholder { font-size: 16pt; color: #555; }
input:-moz-placeholder { font-size: 16pt; color: #555; }
@Html.TextBoxFor(m => m.First_Name, new {@class="txtbx form-control",@required="true", @placeholder="First Name" })