#wi-app{font-family:Arial,Helvetica,sans-serif}
.wi-container{max-width:900px;margin:10px}
#wi-messages{border:1px solid #ddd;height:400px;overflow:auto;padding:10px;background:#fff}
.wi-msg{padding:8px;border-bottom:1px solid #f0f0f0}
.wi-msg label{display:block}
.wi-author{margin-left:8px;font-weight:600}
.wi-dt{margin-left:8px;color:#666;font-size:0.9em}
.wi-text{margin-top:6px;margin-left:20px}
.wi-attachments{margin-top:6px;margin-left:20px}
.wi-att{margin-bottom:4px}
.wi-grey { opacity: 0.45; }