body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 0;
}

#chat-container {
    width: 80%;
    margin: 0 auto;
    background-color: #f9f9f9;
    padding: 10px;
    border-radius: 10px;
}

.message-container {
    display: flex;
    margin-bottom: 10px;
}

.user-message {
    background-color: #007BFF;
    color: white;
    border-radius: 10px;
    padding: 10px;
    max-width: 60%;
    margin-left: auto;
}

.server-message {
    background-color: #f9f9f9;
    color: #333;
    border-radius: 10px;
    padding: 10px;
    max-width: 60%;
    margin-right: auto;
}

#input-container {
    display: flex;
    margin-top: 10px;
}

#message-input {
    flex: 1;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 5px;
    font-size: 14px;
}

#send-button {
    padding: 5px 20px;
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
}