body {
    font-family: Arial, sans-serif;
    background-color: #f0f2f5;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.chat-container {
    background-color: white;
    width: 90%;
    max-width: 600px;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

h1 {
    color: #333;
    font-size: 24px;
    margin-bottom: 5px;
}

p {
    color: #666;
    font-size: 14px;
    margin-bottom: 20px;
}

.chat-box {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 8px;
    height: 400px;
    overflow-y: auto;
    padding: 10px;
    margin-bottom: 20px;
    text-align: left;
}

.message {
    margin: 10px 0;
    padding: 10px;
    border-radius: 8px;
    max-width: 80%;
}

.user {
    background-color: #007bff;
    color: white;
    margin-left: auto;
    margin-right: 10px;
}

.ai {
    background-color: #e9ecef;
    color: #333;
    margin-right: auto;
    margin-left: 10px;
}

.chat-form {
    display: flex;
    gap: 10px;
}

#message-input {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

button {
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

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