input{ font-family:Verdana, Geneva, sans-serif; font-size:12px;}
.search_box{position:absolute; right:100px; top:5px; width:210px; height:18px;}
.search_btn{position:absolute; right:30px; top:7px; }
.comment_box{width:615px; height:85px; margin:5px 12px; display:block;}
.comment_btn{ margin-left:530px;}