       margin-bottom: 20px;
            padding: 10px;
        }

        .message {
            margin-bottom: 20px;
            padding: 12px 16px;
            border-radius: 8px;
            font-size: 16px;
            line-height: 1.5;
            max-width: 70%;
            clear: both;
        }

        .message.user {
            background-color: #2c2c2c;
            float: right;
            border-bottom-right-radius: 2px;
            border: 1px solid #404040;
        }

        .message.assist