body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.intro-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.intro-container img {
    width:50%;
    min-width: 300px;
}
#chat-container {
    width: 400px;
    max-width: 100%;
    background: white;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
#chat-box {
    flex: 1;
    padding: 10px;
    overflow-y: auto;
    display: none;
}
.message {
    margin: 10px 0;
    padding: 10px;
    border-radius: 5px;
}
.user-message {
    background-color: #d1e7dd;
    align-self: flex-end;
}
.bot-message {
    background-color: #f8d7da;
    align-self: flex-start;
}
#input-box {
    display: flex;
    padding: 10px;
    border-top: 1px solid #ddd;
}
#input-box input {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    outline: none;
}
#input-box button {
    padding: 10px 20px;
    margin-left: 10px;
    border: none;
    background-color: #007bff;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}
button {
    padding: 10px 20px;
    margin-left: 10px;
    margin-top: 10px;
    margin-bottom: 10px;
    align-items: center;
    border: none;
    background-color: #007bff;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}
#input-box button:hover {
    background-color: #0056b3;
}
#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;
}