diff --git a/src/styles/table.scss b/src/styles/table.scss
index 576a2079..9c85d481 100644
--- a/src/styles/table.scss
+++ b/src/styles/table.scss
@@ -116,3 +116,8 @@
     transform: rotate(180deg);
   }
 }
+.el-table__expanded-cell[class*=cell] {
+  padding: 8px 16px;
+  line-height: 22.4px;
+  background: var(--s-color-base-background);
+}