#chatia-container {width:100%;max-width:900px; height:700px;margin:20px auto;border:1px solid #ccc;padding:10px;border-radius:10px;font-family:Arial;}
.chat-box {height:300px;overflow-y:auto;padding:10px;background:#f9f9f9;margin-bottom:10px;}
.chat-bubble {padding:8px 12px;border-radius:10px;margin:5px 0;max-width:80%;}
.chat-bubble.user {background:#d1e7dd;align-self:flex-end;text-align:right;}
.chat-bubble.bot {background:#e2e3e5;text-align:left;}
.chat-ad {margin:10px 0;text-align:center;}