body {
    margin: 0;
    padding: 0;
    font-family: 'Noto Sans KR', Arial, sans-serif;
    background-color: #f0f0f0;
    color: #333;
    line-height: 1.6;
}
.container {
    width: 80%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
header {
    background-color: #ffffff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}
header nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
header nav ul li {
    margin-right: 20px;
}
header nav ul li:first-child {
    margin-right: auto;
}
header nav ul li a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}
header nav ul li a:hover {
    color: #3d8be0;
}
.logo-img {
    height: 40px;
    width: auto;
}
.section {
    display: none;
    padding: 50px 0;
    background-color: white;
    margin-top: 20px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
}
.section.active {
    display: block;
    animation: fadeIn 0.5s ease-in-out;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
footer {
    background-color: #333;
    color: #fff;
    padding: 30px 0;
    margin-top: 50px;
}
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.footer-info {
    flex: 1;
}
.footer-info p {
    margin: 5px 0;
    font-size: 14px;
}
.footer-logo {
    flex: 0 0 auto;
    margin-left: 20px;
}
.logo-img-en {
    height: 40px;
    width: auto;
}
.image-container {
    margin-top: 30px;
    display: flex;
    justify-content: center;
}
.image-container img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}
.image-container img:hover {
    transform: scale(1.05);
}
h1, h2, h3 {
    color: #3d8be0;
}
.privacy-policy {
    text-align: left;
    padding: 0 20px;
}
.announcements-list {
    list-style-type: none;
    padding: 0;
}
.announcement-title {
    cursor: pointer;
    padding: 10px;
    background-color: #f0f0f0;
    margin-bottom: 5px;
    border-radius: 5px;
}
.announcement-title:hover {
    background-color: #e0e0e0;
}
.announcement-content {
    padding: 10px;
    background-color: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 5px;
    margin-bottom: 10px;
}
.hidden {
    display: none;
}
@media (max-width: 768px) {
    header nav ul {
        flex-direction: column;
        align-items: flex-start;
    }
    header nav ul li {
        margin: 10px 0;
    }
    .container {
        width: 95%;
    }
    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }
    .footer-logo {
        margin-left: 0;
        margin-top: 20px;
    }
}