body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
}

.chat-container {
    max-width: 800px;
    margin: 20px auto;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
}

h1 {
    text-align: center;
    color: #333;
}

#chat-messages {
    height: 400px;
    overflow-y: auto;
    border: 1px solid #ddd;
    padding: 10px;
    margin-bottom: 20px;
}

#chat-form {
    display: flex;
}

#user-input {
    flex-grow: 1;
    padding: 10px;
    font-size: 16px;
    border: 1px solid #ddd;
    border-radius: 5px 0 0 5px;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 0 5px 5px 0;
    cursor: pointer;
}

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

#reset-button {
    margin-top: 10px;
    padding: 10px 20px;
    font-size: 16px;
    background-color: #dc3545;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#reset-button:hover {
    background-color: #c82333;
}