diff --git a/src/core/wrapper/layout/flex/flex.leftrightvertical.center.js b/src/core/wrapper/layout/flex/flex.leftrightvertical.center.js
index 47a8194c1..102ae4646 100644
--- a/src/core/wrapper/layout/flex/flex.leftrightvertical.center.js
+++ b/src/core/wrapper/layout/flex/flex.leftrightvertical.center.js
@@ -57,7 +57,7 @@ BI.FlexLeftRightVerticalAdaptLayout = BI.inherit(BI.Layout, {
         rightItems = BI.map(rightItems, function (i, item) {
             if (i === 0) {
                 if (BI.isWidget(item)) {
-                    item.addClass("flex-left-auto");
+                    item.element.addClass("flex-left-auto");
                 } else {
                     var t = BI.stripEL(item);
                     t.cls = (t.cls || "") + " flex-left-auto";
diff --git a/src/less/core/wrapper/flex.wrapper.horizontal.less b/src/less/core/wrapper/flex.wrapper.horizontal.less
index 2c080150d..6a6293f64 100644
--- a/src/less/core/wrapper/flex.wrapper.horizontal.less
+++ b/src/less/core/wrapper/flex.wrapper.horizontal.less
@@ -149,6 +149,10 @@
       align-items: stretch;
     }
 
+    &.h-stretch {
+      min-width: 100%;
+    }
+
     &.h-center {
       ///* 09版 */
       //-webkit-box-pack: center;
diff --git a/src/less/core/wrapper/flex.wrapper.vertical.less b/src/less/core/wrapper/flex.wrapper.vertical.less
index c9653c175..54d5dddcf 100644
--- a/src/less/core/wrapper/flex.wrapper.vertical.less
+++ b/src/less/core/wrapper/flex.wrapper.vertical.less
@@ -132,10 +132,6 @@
         margin-left: auto !important;
         margin-right: auto !important;
       }
-
-      &.v-middle {
-        min-height: 100%;
-      }
     }
 
     &.h-right {
@@ -162,6 +158,10 @@
       align-items: stretch;
     }
 
+    &.v-stretch {
+      min-height: 100%;
+    }
+
     &.v-middle {
       ///* 09版 */
       //-webkit-box-pack: center;