.explain-btns{float:left}.paid-btn{background-color:#0abe74}.owe-btn{background-color:#f99a00}.pay-btn{background-color:#02b0dd}.bit-btn{margin-left:10px;margin-top:10px;height:15px;width:20px}.default_tips{margin-left:5px}.house_list td.pay{background-color:#02b0dd}.house_list td.owe{background-color:#f99a00}.house_list{border-collapse:collapse;overflow:auto;table-layout:fixed}.house_list td{border:1px solid #ddd;height:130px;width:130px;text-align:center;cursor:pointer}