.link { list-style:none; float:left;height:24px; line-height:24px; margin:4; width:20px;border:1px solid #ccc;   text-align :center;}
.nolink { list-style:none; float:left;height:24px; line-height:24px; margin:4; width:20px;border:1px solid #ccc;   text-align :center; font-weight:bold;}
.auto { list-style:none; float:left;height:24px; line-height:24px; margin:4;  border:1px solid #ccc;   text-align :center;}
.ipt{font-weight:bold;font-color:red;}