fix: 调整分页信息样式，修改间距并优化代码结构

web/static/css/components/content.css

@@ -321,10 +321,8 @@
 .pagination-info {
   display: flex;
   align-items: center;
-  justify-content: space-between;
-  gap: 16px;
+  gap: 8px;
   font-size: 14px;
-  padding: 12px 16px;
 }
 
 .pagination-text {

web/templates/list.html

@@ -199,8 +199,6 @@
                                 <button class="export-option" role="menuitem" onclick="exportData('excel')">导出 Excel</button>
                             </div>
                         </div>
-                    </div>
-                </div>
 
                         <!-- 分页信息 -->
                         <div class="pagination-info">
@@ -216,6 +214,9 @@
                                 <option value="100" {{if eq .PerPage 100}}selected{{end}}>100 条/页</option>
                             </select>
                         </div>
+                    </div>
+                </div>
+            
             </header>
 
         <!-- 主内容区域 -->