diff --git a/src/dialog/asset-details/index.scss b/src/dialog/asset-details/index.scss
index 6bd1bbb..ff71338 100644
--- a/src/dialog/asset-details/index.scss
+++ b/src/dialog/asset-details/index.scss
@@ -695,26 +695,31 @@
 }
 
 /* Dropdown 挂在 body 下时，仍能命中这些全局类 */
-.assetDetails__floatMenu {
-  width: 144px;
-  padding: 5px;
-  border-radius: 9px;
-  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
-  display: flex;
-  flex-direction: column;
-  gap: 0;
-}
-
-.assetDetails__floatRow {
-  display: flex;
-  flex-direction: row;
-  align-items: center;
+.assetDetails__floatMenu {
+  position: relative;
+  z-index: 1;
+  width: 144px;
+  padding: 5px;
+  border-radius: 9px;
+  background: #ffffff;
+  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
+  display: flex;
+  flex-direction: column;
+  gap: 0;
+  isolation: isolate;
+}
+
+.assetDetails__floatRow {
+  display: flex;
+  flex-direction: row;
+  align-items: center;
   height: 37px;
-  width: 134px;
-  padding: 0 11px;
-  border: none;
-  border-radius: 5px;
-  font-size: 14px;
+  width: 134px;
+  padding: 0 11px;
+  border: none;
+  border-radius: 5px;
+  background: transparent;
+  font-size: 14px;
   font-weight: 400;
   line-height: normal;
   color: #666666;