body, h1, h2, p, a {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Pretendard', sans-serif;
    color: #333;
}

.main-section {
    color: black;
    height: 100vh;
    display: flex;
    text-align: center;
}

.navbar {
    position: absolute;
    width: 100%;
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #319795
}


.logo-image {
    width: 7%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

.nav-links {
    list-style: none;
    display: flex;
    padding-right: 40px;
}

.nav-links li {
    margin: 0 15px;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    font-weight: 600;
}

.title {
    font-weight: 900;
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.sub-title {
    text-align: center;
    font-weight: 700;
    font-size: 2.5rem;
    margin-top: 40px;
}

.sub-text {
    font-size: 1.4rem;
    line-height: 1.5;
    margin-bottom: 30px;
}

.section-title {
    font-weight: 700;
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.desc-button {
    background-color: #319795;
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.1rem;
    text-decoration: none;
    display: inline-block;
}

.desc-button:hover {
    background-color: #007a60;
}

.main-content {
    max-width: 1200px;
    margin: auto;
    padding: 40px 20px;
}

.section {
    padding: 80px 20px;
    text-align: center;
}

.section-content {
    max-width: 900px;
    margin: auto;
}

.section-image {
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    width: 100%;
    max-width: 1200px;
    height: auto;
}

.section-description {
    font-size: 1.3rem;
    line-height: 1.8;
    color: #666;
}

.footer {
    background-color: #004d40;
    color: white;
    padding: 2rem 0;
    text-align: center;
    font-size: 0.875rem;
}