.plussub { width:120px; height:32px; border:1px solid #ccc; background:#fff; margin:0 auto; } .plussub span { width:30px; height:30px; float:left; text-align:center; line-height:30px; cursor:pointer; } .plussub .sub { border-right:1px solid #ccc; } .plussub .plus { border-left:1px solid #ccc; } .plussub input[type="text"] { border:none; height:30px; width:56px; text-align:center; float:left; line-height:30px; }
多用于产品加减用的框