.

src/main/nine-space/src/styles/app.less

@@ -174,7 +174,7 @@ input:-webkit-autofill {
 }
 
 .van-button--primary {
-    background: linear-gradient(135deg, @prim 0%, #ff8f3e 100%);
+    // background: linear-gradient(135deg, @prim 0%, #ff8f3e 100%);
     border-width: 0;
     color: #333230;
 }