#aichat-floating-btn{position:fixed;right:20px;bottom:20px;width:60px;height:60px;border-radius:50%;background:#0f6cbf;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:9999}#aichat-container{position:fixed;right:20px;bottom:90px;width:350px;height:450px;background:#fff;border:1px solid #ccc;z-index:9999}.aichat-header{padding:10px;background:#0f6cbf;color:#fff}#aichat-messages{height:340px;overflow:auto;padding:10px}.aichat-footer{display:flex}