.feedback{ float:left; width:600px; padding-bottom:20px; border-top:#eaeceb solid 1px; padding-top:10px;}

.feedback_header{ float:left; width:580px; line-height:18px; margin-left:10px; display:inline;}

.s_i_top_c{ float:left; width:580px; margin-left:10px; display:inline; margin-top:10px;}
.feedback_coenter{ float:left; width:700px; margin-top:10px;}

.feedback_name{ float:left; width:100px; margin-right:2px; display:inline; } 

.feedback_box{ float:left; width:300px; border:#9c9c9c solid 1px;}

.feedback_boxa{ float:left; width:400px; height:100px; border:#9c9c9c solid 1px;}

.feedback_but{ float:left; margin-top:15px; margin-left:100px; display:inline;}