diff --git a/package.json b/package.json
index 2bcda9854..f84f41827 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fineui",
-  "version": "2.0.20211009135140",
+  "version": "2.0.20211011153425",
   "description": "fineui",
   "main": "dist/fineui.min.js",
   "types": "dist/lib/index.d.ts",
diff --git a/src/base/single/input/checkbox/checkbox.js b/src/base/single/input/checkbox/checkbox.js
index f9574dbdb..832af4551 100644
--- a/src/base/single/input/checkbox/checkbox.js
+++ b/src/base/single/input/checkbox/checkbox.js
@@ -25,8 +25,8 @@ BI.Checkbox = BI.inherit(BI.BasicButton, {
                     self.checkbox = _ref;
                 },
                 cls: "checkbox-content",
-                width: o.iconWidth - 2,
-                height: o.iconHeight - 2
+                width: o.iconWidth,
+                height: o.iconHeight
             }]
         };
     },
@@ -58,4 +58,4 @@ BI.Checkbox = BI.inherit(BI.BasicButton, {
 });
 BI.Checkbox.EVENT_CHANGE = "EVENT_CHANGE";
 
-BI.shortcut("bi.checkbox", BI.Checkbox);
\ No newline at end of file
+BI.shortcut("bi.checkbox", BI.Checkbox);
diff --git a/src/less/base/single/button/button.half.less b/src/less/base/single/button/button.half.less
index d20250a14..2aa630fa1 100644
--- a/src/less/base/single/button/button.half.less
+++ b/src/less/base/single/button/button.half.less
@@ -2,13 +2,14 @@
 
 .bi-half-button {
   .border-radius(2px);
+  box-sizing: border-box;
   &:after {
     position: absolute;
-    left: 3px;
-    top: 3px;
+    left: 2px;
+    top: 2px;
     width: 8px;
     height: 8px;
     background-color: @color-bi-background-highlight;
     content: '';
   }
-}
\ No newline at end of file
+}
diff --git a/src/less/base/single/input/checkbox.less b/src/less/base/single/input/checkbox.less
index 6d4e6731e..f3d0c15b5 100644
--- a/src/less/base/single/input/checkbox.less
+++ b/src/less/base/single/input/checkbox.less
@@ -4,6 +4,7 @@
   & .checkbox-content, &.checkbox-content {
     .border-radius(2px);
     border: 1px solid @color-bi-border-dark-line;
+    box-sizing: border-box;
     &:after {
       position: absolute;
       display: table;
@@ -12,8 +13,8 @@
       border: 2px solid transparent;
       border-top: 0;
       border-left: 0;
-      width: 4px;
-      height: 8px;
+      width: 6px;
+      height: 9px;
       .transform(rotate(45deg) scale(1) translate(-50%, -50%));
       content: '';
     }
@@ -74,4 +75,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}
diff --git a/src/less/base/tree/ztree.less b/src/less/base/tree/ztree.less
index 2b8fd5730..2d30068d9 100644
--- a/src/less/base/tree/ztree.less
+++ b/src/less/base/tree/ztree.less
@@ -108,6 +108,7 @@
 .ztree li span.button.chk {
   &.bi-checkbox {
     border: 1px solid @color-bi-border-dark-line;
+    box-sizing: border-box;
     &.active {
       background-color: @color-bi-background-highlight;
       border-color: @color-bi-border-highlight;;
@@ -115,6 +116,7 @@
   }
   &.bi-half-button {
     border: 1px solid @color-bi-border-highlight;
+    box-sizing: border-box;
   }
 }