body {
    font-family: 'Pretendard', 'Malgun Gothic', Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
}
header {
    background-color: #4CAF50;
    color: white;
    padding: 20px;
    text-align: center;
}
nav {
    background-color: #333;
    overflow: hidden;
}
nav a {
    color: white;
    float: left;
    padding: 14px 16px;
    text-decoration: none;
}
nav a:hover {
    background-color: #575757;
}
.container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background-color: white;
    box-shadow: 0 0 5px rgba(0,0,0,0.1);
    min-height: 500px;
}
.article-header {
    border-bottom: 1px solid #e1e1e1;
    margin-bottom: 20px;
    padding-bottom: 10px;
}
.article-header h1 {
    margin: 0;
    font-size: 32px;
}
.date-author {
    color: gray;
    font-size: 14px;
    margin-top: 5px;
}
.article-content {
    font-size: 20px;
    line-height: 1.8;
}
.post_top {
    border-top: 1px solid #ddd;
    padding-top: 10px;
    margin-top: 20px;
}
.post {
    border-bottom: 1px solid #ddd;
    padding-bottom: 10px;
    margin-bottom: 20px;
}
footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 10px;
    position: fixed;
    bottom: 0;
    width: 100%;
}

.section-title {
    font-size: 20px;
    font-weight: bold;
    margin-top: 40px;
    margin-bottom: 15px;
    border-left: 5px solid #4CAF50; /* 섹션 타이틀 강조 바 */
    padding-left: 8px;
}

.article-content {
    background-color: #ffffff;
    padding: 20px;
    margin-bottom: 30px;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.related-posts .post-item {
    padding: 10px;
    border-bottom: 1px solid #ddd;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.related-posts .post-item:hover {
    background-color: #f2f9ff;
}

.related-posts .post-first {
    border-top: 2px solid #4CAF50;
}

.article-content {
    font-size: 20px;
    line-height: 1.9;
}

/* 본문 내 제목 스타일 */
.article-content h2, .article-content h3 {
    margin-top: 20px;
    margin-bottom: 10px;
    color: #333;
}

.article-content h2 {
    font-size: 24px;
    border-bottom: 2px solid #4CAF50;
    padding-bottom: 5px;
}

.article-content h3 {
    font-size: 20px;
    border-left: 4px solid #4CAF50;
    padding-left: 8px;
}

/* 문단 스타일 */
.article-content p {
    margin-bottom: 16px;
    text-align: justify;
}

/* 코드 스타일 */
.article-content pre {
    background-color: #f4f4f4;
    padding: 10px;
    border-radius: 4px;
    margin: 15px 0;
    overflow-x: auto;
    font-family: Consolas, monospace;
    border-left: 5px solid #4CAF50;
}

.article-content code {
    color: #c7254e;
    background-color: #f9f2f4;
    padding: 2px 4px;
    border-radius: 3px;
}

/* 이미지 스타일 */
.article-content img {
    max-width: 700px;
    height: auto;
    display: block;
}

/* 강조 블록 스타일 */
.article-content blockquote {
    background-color: #f1f8e9;
    border-left: 5px solid #66bb6a;
    padding: 10px 15px;
    margin: 15px 0;
    border-radius: 4px;
    font-style: italic;
}