body {
    font-family: Arial, sans-serif;
}

.chat-container {
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 10px;
}

.chat-bubble {
    background-color: #f1f1f1;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 10px;
}

.user-bubble {
    background-color: #e2f7fd;
    text-align: right;
}

.bot-bubble {
    background-color: #f1f1f1;
    text-align: left;
}

.chat-input {
    width: 100%;
    padding: 8px;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.send-button {
    margin-top: 10px;
    padding: 8px 16px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.intro-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.intro-container img {
    width: 50%;
    min-width: 300px;
}

#loader {
    font-size: 25px;
    text-align: center;
}

.kakao-ad {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
    min-width: 350px;
    min-height: 200px;
}