body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            background: url('static/images/background.svg') no-repeat center center fixed;
            background-size: cover;
        }

        #chat-container {
            width: 90%;
            max-width: 600px;
            background: rgba(255, 255, 255, 0.99);
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
            box-sizing: border-box;
        }

        #chat-window {
            height: 400px;
            overflow-y: scroll;
            border: 1px solid #ddd;
            padding: 10px;
            border-radius: 8px;
        }

        .message {
            margin: 10px 0;
            padding: 10px;
            border-radius: 20px;
            max-width: 70%;
            display: inline-block;
            word-wrap: break-word;
        }

        .user-message {
            background-color: #007bff;
            color: #fff;
            text-align: left;
            float: right;
            clear: both;
        }

        .bot-message {
            background-color: #f1f1f1;
            color: #000;
            text-align: left;
            float: left;
            clear: both;
        }

        #typing-indicator {
            display: none;
            font-style: italic;
            color: #656565;
        }

        #input-container {
            margin-top: 10px;
            display: flex;
            gap: 10px;
            box-sizing: border-box;
        }

        #user-input {
            flex: 1;
            padding: 10px;
            font-size: 16px;
            border: 1px solid #ddd;
            border-radius: 8px;
            box-sizing: border-box;
        }

        #send-button {
            padding: 10px 15px;
            font-size: 16px;
            background-color: #007bff;
            color: #fff;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            box-sizing: border-box;
            white-space: nowrap;
        }

        #send-button:hover {
            background-color: #0056b3;
        }

        #send-button:disabled {
            background-color: #cccccc;
            cursor: not-allowed;
        }