anchor.diff:  					<div class="col-md-4">
   						<input id="fullName" name="fullName" type="text"
   							placeholder="Tran xuan son" class="form-control input-md"
  -							required="">
  +							required="required">
   
   					</div>
   				</div>
  
positive.code: 					<div class="col-md-4">
  						<input id="identityCard" name="identityCard" type="number"
  							maxlength="9" placeholder="241442636"
  							class="form-control input-md" required="">
  
  					</div>
  				</div>
  
negative.code: 					<div class="col-md-4">
  						<input id="phoneNumber" name="phoneNumber" type="number"
  							maxlength="11" placeholder="01647891437"
  							class="form-control input-md" required="required">
  
  					</div>
  				</div>
  