diff --git a/src/components/TopNav/index.vue b/src/components/TopNav/index.vue
index 344f658..853e48f 100644
--- a/src/components/TopNav/index.vue
+++ b/src/components/TopNav/index.vue
@@ -172,7 +172,7 @@ onMounted(() => {
 }
 
 /* sub-menu item */
-.topmenu-container.el-menu--horizontal > .el-sub-menu .el-submenu__title {
+.topmenu-container.el-menu--horizontal > .el-sub-menu .el-sub-menu__title {
   float: left;
   height: 50px !important;
   line-height: 50px !important;
diff --git a/src/layout/index.vue b/src/layout/index.vue
index 8d59143..419c80a 100644
--- a/src/layout/index.vue
+++ b/src/layout/index.vue
@@ -99,7 +99,7 @@ function setLayout() {
 }
 
 .sidebarHide .fixed-header {
-  width: calc(100%);
+  width: 100%;
 }
 
 .mobile .fixed-header {