html 单选框placeholder及字体颜色设置

.deal_sell4 input{  text-align: right; color: #555; font-size: 0.92rem; }
.deal_sell4 input::-webkit-input-placeholder{ font-size: 0.88rem; color: #cccccc;}   
.deal_sell4 input:-moz-placeholder{ font-size: 0.88rem; color: #cccccc;}          
.deal_sell4 input::-moz-placeholder{ font-size: 0.88rem; color: #cccccc;}          
.deal_sell4 input:-ms-input-placeholder{ font-size: 0.88rem; color: #cccccc;}