diff --git a/nezha-fronted/src/assets/css/common/tableCommon.scss b/nezha-fronted/src/assets/css/common/tableCommon.scss
index 85fbf8cc2..1e2a4dfa3 100644
--- a/nezha-fronted/src/assets/css/common/tableCommon.scss
+++ b/nezha-fronted/src/assets/css/common/tableCommon.scss
@@ -317,11 +317,6 @@
   .el-table__fixed-body-wrapper {
     top: 42px !important;
   }
-  .bottom-box__top {
-    .el-table__fixed-body-wrapper {
-      top: 41px !important;
-    }
-  }
   .el-table__body-wrapper, .el-table__fixed-body-wrapper {
     box-shadow: 1px 0 $--right-box-border-color;
 
diff --git a/nezha-fronted/src/components/common/bottomBox/tabs/alertMessageTabNew.vue b/nezha-fronted/src/components/common/bottomBox/tabs/alertMessageTabNew.vue
index 823875571..e19291bd6 100644
--- a/nezha-fronted/src/components/common/bottomBox/tabs/alertMessageTabNew.vue
+++ b/nezha-fronted/src/components/common/bottomBox/tabs/alertMessageTabNew.vue
@@ -29,7 +29,6 @@
           :now-time="nowTime"
           :table-data="tableData"
           :alertMessageTabNew="true"
-          class="bottom-box__top"
           @del="del"
           @showText="showText"
           @edit="edit"