body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f0f0;
    margin: 0;
}

#chat-container {
    width: 400px;
    border: 1px solid #ccc;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

#chat-window {
    height: 300px;
    padding: 10px;
    overflow-y: auto;
    border-bottom: 1px solid #ccc;
}

#messages {
    display: flex;
    flex-direction: column;
}

.message {
    padding: 8px;
    margin: 4px 0;
    border-radius: 4px;
}

.user-message {
    align-self: flex-end;
    background-color: #007bff;
    color: #fff;
}

.ai-message {
    align-self: flex-start;
    background-color: #e0e0e0;
    color: #000;
}

#user-input {
    width: calc(100% - 60px);
    padding: 10px;
    border: none;
    border-radius: 0;
    outline: none;
}

#send-button {
    width: 60px;
    padding: 10px;
    border: none;
    background-color: #007bff;
    color: #fff;
    cursor: pointer;
}