/* ����桁� */
 * {
     margin: 0;
     padding: 0;
     box-sizing: border-box;
     font-family: 'Microsoft YaHei', Arial, sans-serif;
 }

 body {
     color: #333;
     line-height: 1.6;
 }

 a {
     text-decoration: none;
     color: inherit;
 }

 ul {
     list-style: none;
 }

 /* 紊顔���桁� */
 .header {
     background-color: orangered;
     color: white;
     padding: 15px 0;
     box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
 }

 .header-container {
     width: 90%;
     max-width: 1200px;
     margin: 0 auto;
     display: flex;
     justify-content: space-between;
     align-items: center;
 }

 .logo-area {
     width: 100%;
     display: flex;
     align-items: center;
     justify-content: space-between;
 }

 .logo {
     width: 40px;
     height: 40px;
     border-radius: 5px;
     display: flex;
     align-items: center;
     justify-content: center;
     margin-right: 15px;
     font-weight: bold;
     font-size: 20px;
 }

 .logo img {
     width: 100%;
     height: 100%;
 }

 .site-name {
     font-size: 24px;
     font-weight: bold;
 }

 .version {
     font-size: 12px;
     color: #bdc3c7;
     margin-left: 10px;
 }

 /* 絲取����垸� */

 .nav-container {
  
     padding: 0 110px;
     background: rgba(220, 220, 220, 0.582);
     margin: 0 auto;

 }

 .nav-list {
     display: flex;
 }

 .nav-item {
     position: relative;

 }

 .nav-item>a {
     display: block;
     padding: 15px 30px;
     transition: background-color 0.3s;
 }

 .nav-item>a:hover {
     color: white;
     background-color: orangered;
 }

 .dropdown {
     position: absolute;
     top: 100%;
     left: 0;
     background-color: white;
     min-width: 200px;
     box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
     opacity: 0;
     visibility: hidden;
     transition: all 0.3s;
     z-index: 100;
 }

 .nav-item:hover .dropdown {
     opacity: 1;
     visibility: visible;
 }

 .dropdown a {
     display: block;
     padding: 10px 20px;
     color: #333;
     border-bottom: 1px solid #eee;
     transition: background-color 0.3s;
 }

 .dropdown a:hover {
     background-color: #f5f5f5;
     color: orangered;
 }

 /* 蕁笈���桁� */
 .footer {
     background-color: orangered;
     color: white;
     padding: 30px 0;
     margin-top: 50px;
 }

 .footer-container {
     width: 90%;
     max-width: 1200px;
     margin: 0 auto;
     display: flex;
     justify-content: space-between;
     flex-wrap: wrap;
 }

 .footer-section {
     flex: 1;
     min-width: 200px;
     margin-bottom: 20px;
 }

 .footer-section h3 {
     margin-bottom: 15px;
     font-size: 18px;
     border-bottom: 1px solid #34495e;
     padding-bottom: 10px;
 }

 .footer-section ul li {
     margin-bottom: 8px;
 }

 .footer-section ul li a:hover {
     color: #3498db;
 }

 .copyright {
     text-align: center;
     padding-top: 20px;
     border-top: 1px solid #34495e;
     margin-top: 20px;
     width: 100%;
     font-size: 14px;
     color: #bdc3c7;
 }