修改好友动态、发布动态、促销模块、创建帖子,Resolve review.

Change-Id: I84a2460dd1208bc703b0527d98225204d03e5efc
diff --git a/src/pages/PublishSeed/PublishSeed.css b/src/pages/PublishSeed/PublishSeed.css
index 5f83d89..1cc4804 100644
--- a/src/pages/PublishSeed/PublishSeed.css
+++ b/src/pages/PublishSeed/PublishSeed.css
@@ -70,7 +70,7 @@
 }
 
 .publish-seed-container {
-  background-color: #5F4437;
+  background: linear-gradient(180deg, #5F4437, #823c3c);
   color: white;
   border-radius: 12px;
   box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
@@ -78,4 +78,17 @@
 
 .upload-button {
   width: 100%;
+}
+
+/* 文件选择按钮保持 label 方式,不变 */
+.seed-file-label {
+  display: inline-block;
+  padding: 6px 8px;
+  border: 1px solid #e0c4a1; 
+  background-color: #fff5f5;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 14px;
+  user-select: none;
+  width : 9%;
 }
\ No newline at end of file