diff --git a/src/components/Dashboard.css b/src/components/Dashboard.css
new file mode 100644
index 0000000..af9e421
--- /dev/null
+++ b/src/components/Dashboard.css
@@ -0,0 +1,649 @@
+/* src/components/Dashboard.css */
+.dashboard-container {
+    display: flex;
+    flex-direction: column;
+    height: 100vh;
+    background-color: #f5f5f5;
+  }
+  
+  .top-bar {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    padding: 10px 20px;
+    background-color: #fff;
+    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+    position: sticky;
+    top: 0;
+    z-index: 100;
+  }
+  
+  .search-container {
+    display: flex;
+    flex-grow: 1;
+    max-width: 600px;
+    margin: 0 auto;
+  }
+  
+  .search-input {
+    flex-grow: 1;
+    padding: 8px 15px;
+    border: 1px solid #ddd;
+    border-radius: 20px 0 0 20px;
+    font-size: 16px;
+    outline: none;
+  }
+  
+  .search-button {
+    padding: 8px 15px;
+    background-color: #007bff;
+    color: white;
+    border: none;
+    border-radius: 0 20px 20px 0;
+    cursor: pointer;
+    font-size: 16px;
+  }
+  
+  .search-button:hover {
+    background-color: #0056b3;
+  }
+  
+  .user-info {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+  }
+  
+  .user-avatar {
+    width: 40px;
+    height: 40px;
+    border-radius: 50%;
+    object-fit: cover;
+  }
+  
+  .username {
+    font-weight: bold;
+  }
+  
+  .logout-button {
+    padding: 5px 10px;
+    background-color: #f8f9fa;
+    border: 1px solid #ddd;
+    border-radius: 4px;
+    cursor: pointer;
+    margin-left: 10px;
+  }
+  
+  .logout-button:hover {
+    background-color: #e9ecef;
+  }
+  
+  .nav-tabs {
+    display: flex;
+    background-color: #fff;
+    border-bottom: 1px solid #ddd;
+    padding: 0 20px;
+  }
+  
+  .tab-button {
+    padding: 12px 20px;
+    background: none;
+    border: none;
+    border-bottom: 3px solid transparent;
+    cursor: pointer;
+    font-size: 16px;
+    color: #666;
+  }
+  
+  .tab-button:hover {
+    color: #007bff;
+  }
+  
+  .tab-button.active {
+    color: #007bff;
+    border-bottom-color: #007bff;
+    font-weight: bold;
+  }
+  
+  .content-area {
+    flex-grow: 1;
+    padding: 20px;
+    background-color: #fff;
+    margin: 20px;
+    border-radius: 4px;
+    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+  }
+  
+  .loading, .error {
+    padding: 20px;
+    text-align: center;
+    font-size: 18px;
+  }
+  
+  .error {
+    color: #dc3545;
+  }
+
+/* 公告区样式 */
+  /* 轮播图样式 */
+.carousel-container {
+    position: relative;
+    width: 100%;
+    height: 200px;
+    overflow: hidden;
+    margin-bottom: 20px;
+    border-radius: 4px;
+  }
+  
+  .carousel-slide {
+    position: absolute;
+    width: 100%;
+    height: 100%;
+    opacity: 0;
+    transition: opacity 1s ease-in-out;
+  }
+  
+  .carousel-slide.active {
+    opacity: 1;
+  }
+  
+  .carousel-image {
+    width: 100%;
+    height: 100%;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 24px;
+    font-weight: bold;
+    color: white;
+  }
+  
+  .gray-bg {
+    background-color: #666;
+  }
+  
+  .carousel-dots {
+    position: absolute;
+    bottom: 15px;
+    left: 0;
+    right: 0;
+    display: flex;
+    justify-content: center;
+    gap: 10px;
+  }
+  
+  .dot {
+    width: 12px;
+    height: 12px;
+    border-radius: 50%;
+    background-color: rgba(255, 255, 255, 0.5);
+    cursor: pointer;
+  }
+  
+  .dot.active {
+    background-color: white;
+  }
+  
+  /* 公告网格样式 */
+  .announcement-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
+    gap: 20px;
+  }
+  
+  .announcement-card {
+    background-color: white;
+    padding: 15px;
+    border-radius: 4px;
+    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+    transition: transform 0.2s, box-shadow 0.2s;
+  }
+  
+  .announcement-card:hover {
+    transform: translateY(-2px);
+    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
+  }
+  
+  .announcement-card h3 {
+    margin-top: 0;
+    color: #007bff;
+    border-bottom: 1px solid #eee;
+    padding-bottom: 8px;
+  }
+  
+  .announcement-card p {
+    margin-bottom: 0;
+    color: #666;
+    line-height: 1.5;
+  }
+/* 分享区样式   */
+ /* 上传头部样式 */
+.upload-header {
+  margin-bottom: 20px;
+  display: flex;
+  justify-content: flex-start;
+}
+
+.upload-btn {
+  padding: 10px 20px;
+  background: #1890ff;
+  color: white;
+  border: none;
+  border-radius: 4px;
+  font-size: 16px;
+  cursor: pointer;
+  transition: all 0.3s;
+}
+
+.upload-btn:hover {
+  background: #40a9ff;
+}
+
+/* 弹窗样式 */
+.modal-overlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background: rgba(0,0,0,0.5);
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  z-index: 1000;
+}
+
+.upload-modal {
+  background: white;
+  padding: 25px;
+  border-radius: 8px;
+  width: 500px;
+  max-width: 90%;
+  position: relative;
+}
+
+.close-btn {
+  position: absolute;
+  top: 15px;
+  right: 15px;
+  background: none;
+  border: none;
+  font-size: 20px;
+  cursor: pointer;
+}
+
+/* 表单样式 */
+.form-group {
+  margin-bottom: 15px;
+}
+
+.form-group label {
+  display: block;
+  margin-bottom: 5px;
+  font-weight: 500;
+}
+
+.form-group input[type="text"],
+.form-group select,
+.form-group textarea {
+  width: 100%;
+  padding: 8px;
+  border: 1px solid #d9d9d9;
+  border-radius: 4px;
+}
+
+.form-group textarea {
+  min-height: 80px;
+}
+
+.form-actions {
+  display: flex;
+  justify-content: flex-end;
+  gap: 10px;
+  margin-top: 20px;
+}
+
+.cancel-btn {
+  padding: 8px 15px;
+  background: #f5f5f5;
+  border: 1px solid #d9d9d9;
+  border-radius: 4px;
+  cursor: pointer;
+}
+
+.cancel-btn:hover {
+  background: #e6e6e6;
+}
+  /* 筛选区域 */
+.filter-section {
+  background: #f9f9f9;
+  padding: 15px;
+  border-radius: 8px;
+  margin-bottom: 20px;
+}
+
+.filter-group {
+  margin-bottom: 15px;
+}
+
+.filter-group h4 {
+  margin: 0 0 8px 0;
+  font-size: 15px;
+  color: #666;
+}
+
+/* 筛选按钮 */
+.filter-btn {
+  padding: 6px 12px;
+  margin-right: 8px;
+  margin-bottom: 8px;
+  border: 1px solid #ddd;
+  background: white;
+  border-radius: 4px;
+  cursor: pointer;
+  transition: all 0.2s;
+}
+
+.filter-btn:hover {
+  border-color: #1890ff;
+  color: #1890ff;
+}
+
+.filter-btn.active {
+  background: #1890ff;
+  color: white;
+  border-color: #1890ff;
+}
+
+/* 确定按钮 */
+.confirm-btn {
+  padding: 8px 20px;
+  background: #1890ff;
+  color: white;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 14px;
+  transition: opacity 0.3s;
+}
+
+.confirm-btn:hover {
+  background: #007bff;
+}
+
+.confirm-btn:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+
+/* 资源列表 */
+.resource-list {
+  display: flex;
+  flex-direction: column;
+  gap: 15px;
+}
+
+.resource-item {
+  display: flex;
+  align-items: center;
+  padding: 15px;
+  background-color: white;
+  border-radius: 4px;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+  transition: transform 0.2s, box-shadow 0.2s;
+}
+
+.resource-item:hover {
+  transform: translateY(-2px);
+  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
+}
+
+.resource-poster {
+  margin-right: 15px;
+}
+
+.poster-image {
+  width: 60px;
+  height: 80px;
+  background-color: #666;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  color: white;
+  font-size: 24px;
+  font-weight: bold;
+  border-radius: 4px;
+}
+
+.resource-info {
+  flex-grow: 1;
+}
+
+.resource-title {
+  margin: 0 0 5px 0;
+  font-size: 16px;
+  font-weight: bold;
+}
+
+.resource-meta {
+  margin: 0;
+  font-size: 14px;
+  color: #666;
+}
+
+.resource-stats {
+  display: flex;
+  flex-direction: column;
+  align-items: flex-end;
+  margin-right: 20px;
+  min-width: 150px;
+}
+
+.stat {
+  font-size: 13px;
+  color: #666;
+  margin-bottom: 5px;
+}
+
+.download-btn {
+  padding: 8px 15px;
+  background-color: #28a745;
+  color: white;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 14px;
+  transition: background-color 0.2s;
+}
+
+.download-btn:hover {
+  background-color: #218838;
+}
+/* 发帖按钮样式 */
+.post-header {
+  margin-bottom: 20px;
+  text-align: right;
+}
+
+.create-post-btn {
+  background-color: #1890ff;
+  color: white;
+  border: none;
+  padding: 8px 16px;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 14px;
+  transition: background-color 0.3s;
+}
+
+.create-post-btn:hover {
+  background-color: #40a9ff;
+}
+
+/* 弹窗样式 */
+.post-modal-overlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: rgba(0, 0, 0, 0.5);
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  z-index: 1000;
+}
+
+.post-modal {
+  background-color: white;
+  padding: 24px;
+  border-radius: 8px;
+  width: 500px;
+  max-width: 90%;
+  position: relative;
+  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+}
+
+.post-modal h3 {
+  margin-top: 0;
+  margin-bottom: 20px;
+  font-size: 18px;
+  color: #333;
+}
+
+.modal-close-btn {
+  position: absolute;
+  top: 16px;
+  right: 16px;
+  background: none;
+  border: none;
+  font-size: 20px;
+  cursor: pointer;
+  color: #999;
+}
+
+.modal-close-btn:hover {
+  color: #666;
+}
+
+/* 表单样式 */
+.form-group {
+  margin-bottom: 16px;
+}
+
+.form-group label {
+  display: block;
+  margin-bottom: 8px;
+  font-weight: 500;
+  color: #333;
+}
+
+.form-group input[type="text"],
+.form-group textarea {
+  width: 100%;
+  padding: 8px 12px;
+  border: 1px solid #d9d9d9;
+  border-radius: 4px;
+  font-size: 14px;
+}
+
+.form-group textarea {
+  min-height: 120px;
+  resize: vertical;
+}
+
+.upload-image-btn {
+  display: flex;
+  align-items: center;
+}
+
+.upload-image-btn label {
+  background-color: #f5f5f5;
+  padding: 8px 16px;
+  border-radius: 4px;
+  cursor: pointer;
+  border: 1px dashed #d9d9d9;
+  margin-right: 10px;
+  transition: all 0.3s;
+}
+
+.upload-image-btn label:hover {
+  border-color: #1890ff;
+  color: #1890ff;
+}
+
+.image-name {
+  font-size: 14px;
+  color: #666;
+}
+
+/* 按钮样式 */
+.form-actions {
+  display: flex;
+  justify-content: flex-end;
+  margin-top: 24px;
+}
+
+.cancel-btn {
+  background-color: #f5f5f5;
+  color: #333;
+  border: none;
+  padding: 8px 16px;
+  border-radius: 4px;
+  cursor: pointer;
+  margin-right: 10px;
+  transition: background-color 0.3s;
+}
+
+.cancel-btn:hover {
+  background-color: #e6e6e6;
+}
+
+.submit-btn {
+  background-color: #1890ff;
+  color: white;
+  border: none;
+  padding: 8px 16px;
+  border-radius: 4px;
+  cursor: pointer;
+  transition: background-color 0.3s;
+}
+
+.submit-btn:hover {
+  background-color: #40a9ff;
+}
+
+.pagination {
+  display: flex;
+  justify-content: center;
+  margin: 20px 0;
+  gap: 5px;
+}
+
+.pagination button {
+  padding: 5px 10px;
+  border: 1px solid #ddd;
+  background: white;
+  cursor: pointer;
+}
+
+.pagination button.active {
+  background: #1890ff;
+  color: white;
+  border-color: #1890ff;
+}
+
+.pagination button:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+.filter-section {
+  position: sticky;
+  top: 0;
+  background: white;
+  z-index: 100;
+  padding: 15px;
+  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
+}
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