<div class="form-group"> <div class="col-md-offset-3 col-sm-offset-3 col-xs-offset-0 col-md-6 col-sm-6 col-xs-12"> <input class="btn btn-info btn-block" type="submit" value="查询成绩"/> </div> </div> </form> </div> </div> </center> </div> <div class="col-md-12 column"> <center> <div class="panel panel-info"> <div class="panel-heading"> <h3 class="panel-title">成绩分类查询</h3> </div> <div class="panel-body"> <?php $student->getGradeQueryPage(); ?> </div> </div> </center> </div> </div> <?php include 'footer.php'; ?> </div> </body> </html>