* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: Arial, sans-serif;
            background-image: url(Image/from-imagae.banibatiti.com-server.jpeg);
            color: #333;
        }

        .chat-container {
            max-width: 600px;
            margin: 20px auto;
            background-color: #fff;
            border-radius: 10px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            height: 80vh;
        }

        .chat-header {
            background-color: #007bff;
            color: #fff;
            padding: 15px;
            text-align: center;
        }

        .chat-box {
            flex: 1;
            padding: 15px;
            overflow-y: auto;
            background-color: #f9f9f9;
        }

        .message {
            margin-bottom: 15px;
            padding: 10px;
            border-radius: 5px;
            max-width: 70%;
        }

        .user-message {
            background-color: #007bff;
            color: #fff;
            margin-left: auto;
        }

        .bot-message {
            background-color: #e9ecef;
            color: #333;
            margin-right: auto;
        }

        .chat-input {
            display: flex;
            padding: 10px;
            background-color: #fff;
            border-top: 1px solid #ddd;
        }

        .chat-input input {
            flex: 1;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 5px;
            margin-right: 10px;
        }

        .chat-input button {
            padding: 10px 20px;
            background-color: #007bff;
            color: #fff;
            border: none;
            border-radius: 5px;
            cursor: pointer;
        }

        .chat-input button:hover {
            background-color: #0056b3;
        }

        #scroll-to-top {
            display: none;
            position: fixed;
            bottom: 20px;
            right: 20px;
            padding: 10px 15px;
            background-color: #007bff;
            color: #fff;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            font-size: 18px;
        }

        #scroll-to-top:hover {
            background-color: #0056b3;
        }

        @media (max-width: 600px) {
            .chat-container {
                margin: 10px;
                height: 90vh;
            }

            .chat-input {
                flex-direction: column;
            }

            .chat-input input {
                margin-bottom: 10px;
            }

            .chat-input button {
                width: 100%;
            }
        }


        .backlink {
            text-align: center;
            padding: 10px;
            background-color: #f1f1f1;
            border-top: 1px solid #ccc;
            position: fixed;
            bottom: 0;
            width: 100%;
            z-index: 1000; /* Ensure it stays on top */
        }
        .backlink a {
            text-decoration: none;
            color: #333;
        }