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

.chat-container {
    max-width: 500px;
    margin: 20px auto;
    border: 1px solid #ddd;
    border-radius: 5px;
    overflow: hidden;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.chat-box {
    padding: 10px;
    height: 300px;
    overflow-y: scroll;
    background-color: #f9f9f9;
}

.input-box {
    display: flex;
    padding: 10px;
    background-color: #fff;
    border-top: 1px solid #ddd;
}

.input-box input {
    flex: 1;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 5px;
    margin-right: 5px;
    font-size: 16px;
}

.input-box button {
    padding: 8px 15px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

.input-box button:hover {
    background-color: #45a049;
}

.message {
    background-color: #e1ffc7;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 5px;
}

.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: fles;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
    min-width: 350px;
    min-height: 200px;
}