/*面包屑导航*/
.breadcrumb{max-width: 1200px;margin: 0 auto;font-size: 14px;color: #666;margin-bottom: 20px;padding: 10px 0;border-bottom: 1px solid #eee;}
.tab-container {max-width: 1200px;margin: 0 auto;font-family: 'Arial', sans-serif;}
.tab-nav {display: grid;list-style: none;border-bottom: 2px solid #e0e0e0;margin: 0;padding: 0;grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));gap:2px;}
.tab-nav li {margin-right: 5px;min-width:80px;margin:5px;}
.tab-nav a {display: block;background-color: #f5f5f5;color: #333;text-decoration: none;border-radius: 5px 5px 0 0;transition: all 0.3s ease;padding: 5px 5px;text-align:Center}
.tab-nav a:hover {background-color: #e0e0e0;}
.tab-nav a.active {background-color: #F00;color: white;}
.tab-content {padding: 20px;background-color: #fff;border-radius: 0 0 5px 5px;box-shadow: 0 2px 5px rgba(0,0,0,0.1);}
.tab-pane {display: none;}
.tab-pane.active {display: block;animation: fadeIn 0.5s ease;}
.tab-pane img{width:100%}
@keyframes fadeIn {from { opacity: 0; }to { opacity: 1; }}
.subcategory-list {display: grid;grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));gap: 20px;margin-top: 20px;}
.subcategory-item {background-color: #f9f9f9;padding: 5px;border-radius: 5px;box-shadow: 0 1px 3px rgba(0,0,0,0.1);text-align:center;}
.subcategory-item img{width:100%;padding-bottom:10px;aspect-ratio: 166 / 115;}
.subcategory-item h3 {margin-top: 0;color: #f00;border-bottom: 1px solid #eee;padding-bottom: 8px;}
.subcategory-links {list-style: none;padding: 0;margin: 10px;display:grid;grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));gap:2px;}
.subcategory-links li {margin-bottom: 8px;}
.subcategory-links a {color: #555;text-decoration: none;transition: color 0.3s ease;}
.subcategory-links a:hover {color: #007bff;/*text-decoration: underline;*/}

@media (max-width: 768px) {
.sy1{margin-top:50px;}
.subcategory-links{grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));}
}