diff --git a/esm/FederView/BaseView.js b/esm/FederView/BaseView.js
index 949005b..37e247a 100644
--- a/esm/FederView/BaseView.js
+++ b/esm/FederView/BaseView.js
@@ -61,8 +61,9 @@ export default class BaseView {
       // left: `${canvas.width - 10}px`,
       left: '16px',
       top: '10px',
-      width: '260px',
-      // height: '250px',
+      width: '280px',
+      'max-height': `${height - 20}px`,
+      overflow: 'auto',
       borderColor: whiteColor,
       backgroundColor: panelBackgroundColor,
     };
@@ -81,7 +82,6 @@ export default class BaseView {
       'max-width': '180px',
       'max-height': `${height - 20}px`,
       overflow: 'auto',
-      // height: '400px',
       borderColor: ZYellow,
       backgroundColor: panelBackgroundColor,
     };
@@ -99,11 +99,6 @@ export default class BaseView {
       width: '240px',
       display: 'flex',
       pointerEvents: 'none',
-      // height: '500px',
-      // borderStyle: 'dashed',
-      // borderColor: ZYellow,
-      // borderWidth: '1px',
-      // backgroundColor: panelBackgroundColor,
     };
     Object.assign(hoveredPanel.style, hoveredPanelStyle);
     dom.appendChild(hoveredPanel);
@@ -120,7 +115,6 @@ export default class BaseView {
       }
       .panel {
         padding: 6px 8px;
-        point-events: none;
         font-size: 12px;
       }
       .hide {
diff --git a/package.json b/package.json
index 31d7333..be078ec 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@zilliz/feder",
   "author": "ued@zilliz.com",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "visualization packages for vector space",
   "main": "dist/index.js",
   "files": [
diff --git a/test/bundle.js b/test/bundle.js
index eb633f1..600e6b9 100644
--- a/test/bundle.js
+++ b/test/bundle.js
@@ -13658,7 +13658,9 @@ ${indentData}`);
         position: "absolute",
         left: "16px",
         top: "10px",
-        width: "260px",
+        width: "280px",
+        "max-height": `${height - 20}px`,
+        overflow: "auto",
         borderColor: whiteColor,
         backgroundColor: panelBackgroundColor
       };
@@ -13704,7 +13706,6 @@ ${indentData}`);
       }
       .panel {
         padding: 6px 8px;
-        point-events: none;
         font-size: 12px;
       }
       .hide {