.feedback{ float:left; width:640px; margin-top:15px;}

.feedback_header{ float:left; margin-left:60px; display:inline; width:580px; margin-top:20px;}

.feddback_top{ float:left; width:640px;  color:#3c3b3b; line-height:18px;}

.feedback_text{ float:left; width:600px; margin-left:70px; display:inline; font-size:14px; color:#000000; margin-top:10px;}

.feedback_coenter{ float:left; width:580px; margin-top:10px; margin-left:60px; display:inline;}

.feedback_name{ float:left;  width:100px; margin-right:10px; display:inline; color:#000000; margin-top:3px;} 

.feedback_box{ float:left; width:300px; height:18px; }

.feedback_boxa{ float:left; width:400px; height:100px;}

.feedback_but{ float:left; margin-top:20px; margin-left:170px; display:inline;}

.feedback_table{ float:left; width:640px;}