* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    color: #333;
}


.preview-header h3 {
    margin: 0;
    font-size: 1.5rem;
}

.preview-content {
    background-color: white;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
}

/* 文档预览样式 */
.document-content {
    line-height: 1.8;
    font-size: 1rem;
    color: #333;
}

.document-content a {
    color: #4a6fa5;
    text-decoration: none;
    border-bottom: 1px solid #4a6fa5;
}


.document-content h1,
.document-content h2,
.document-content h3 {
    margin: 20px 0 10px 0;
    color: #333;
}

ol,
ul {
    padding: 0 25px;
}