.ajaxform { margin:10px 15px;}
.formitem { margin:5px auto;}
.formitem label {font-size:15px;line-height:30px;color:#9f9f9f; }
.txt_box { border-radius:5px;overflow:hidden;border:1px solid #ccc;}
.txtcls {box-sizing:border-box;padding:5px;height:40px;font-size:13px;width:100%;border:0;}
.btn_submit{display:block;background:#f82a15;height:40px;font-size:17px;line-height:40px;margin:25px auto 10px;border-radius:5px;color:#fff;text-align:center;}
.tip { font-size:1.2rem;color:#1b1b1b;}
.tip1 { font-size:1.2rem;color:#ff0000;}