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

#chat-container {
    width: 500px;
    height: 700px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
}

#chat-box {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
}

.message {
    margin-bottom: 15px;
    padding: 10px 15px;
    border-radius: 18px;
    max-width: 75%;
    word-wrap: break-word;
    white-space: pre-wrap;
}

.user-message {
    background-color: #0084ff;
    color: white;
    margin-left: auto;
    text-align: right;
}

.bot-message {
    background-color: #e4e6eb;
    color: black;
    margin-right: auto;
}

#input-container {
    display: flex;
    padding: 15px;
    border-top: 1px solid #ddd;
}

#user-input {
    flex-grow: 1;
    border: 1px solid #ccc;
    border-radius: 20px;
    padding: 10px 15px;
    font-size: 16px;
}

#send-btn {
    background-color: #0084ff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 20px;
    margin-left: 10px;
    cursor: pointer;
    font-size: 16px;
}

#send-btn:hover {
    background-color: #006bce;
}