diff --git a/changelog.md b/changelog.md
index 272f1c211..ac301c032 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,6 @@
 # 更新日志
 2.0(2019-09)
+- [视觉]popover弹出框增加圆角
 - 文本列表通过复制粘贴的形式选中值的时候发送事件
 - 修复tree_value_chooser选中节点的唯一子节点后搜索该子节点，无法取消选中的问题
 - button的bubble创建的popup在收起的时候会destroy
diff --git a/src/base/layer/layer.popover.js b/src/base/layer/layer.popover.js
index 35c895ffd..9a17cba61 100644
--- a/src/base/layer/layer.popover.js
+++ b/src/base/layer/layer.popover.js
@@ -15,7 +15,7 @@ BI.Popover = BI.inherit(BI.Widget, {
 
     _defaultConfig: function () {
         return BI.extend(BI.Popover.superclass._defaultConfig.apply(this, arguments), {
-            baseCls: "bi-popover bi-card",
+            baseCls: "bi-popover bi-card bi-border-radius",
             // width: 600,
             // height: 500,
             size: "normal", // small, normal, big
@@ -63,6 +63,7 @@ BI.Popover = BI.inherit(BI.Widget, {
                             cls: "bi-font-bold",
                             height: this._constant.HEADER_HEIGHT,
                             text: o.header,
+                            title: o.header,
                             textAlign: "left"
                         },
                         left: 20,
diff --git a/src/css/base/view/popover.css b/src/css/base/view/popover.css
index e69de29bb..3882aa373 100644
--- a/src/css/base/view/popover.css
+++ b/src/css/base/view/popover.css
@@ -0,0 +1,3 @@
+.bi-popover {
+  border: 1px solid transparent;
+}
diff --git a/src/less/base/view/popover.less b/src/less/base/view/popover.less
index 4396636cf..4600d797c 100644
--- a/src/less/base/view/popover.less
+++ b/src/less/base/view/popover.less
@@ -1,4 +1,5 @@
 @import "../../index";
 
 .bi-popover {
+  border: 1px solid transparent;
 }
\ No newline at end of file