/* 기본 스타일 초기화 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* 헤더 */
header {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 1rem;
}

header h1 {
    margin-bottom: 1rem;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

/* 메인 콘텐츠 */
main {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

section {
    margin-bottom: 2rem;
}

section h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

/* 푸터 */
footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 1rem;
    position: relative;
    bottom: 0;
    width: 100%;
}

/* 반응형 디자인 */
@media (max-width: 600px) {
    nav ul {
        flex-direction: column;
        gap: 0.5rem;
    }

    main {
        padding: 1rem;
    }
}