diff --git a/dist/bundle.css b/dist/bundle.css
index c3c95f388..efb497406 100644
--- a/dist/bundle.css
+++ b/dist/bundle.css
@@ -5786,7 +5786,6 @@ textarea::-webkit-scrollbar-thumb:hover {
   color: #13cd66;
 }
 .add-up-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .add-up-font .b-font:before {
@@ -5798,7 +5797,6 @@ textarea::-webkit-scrollbar-thumb:hover {
   color: inherit;
 }
 .minus-down-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .minus-down-font .b-font:before {
diff --git a/dist/bundle.js b/dist/bundle.js
index 3d1429153..57d8cea54 100644
--- a/dist/bundle.js
+++ b/dist/bundle.js
@@ -102053,7 +102053,7 @@ BI.NumberEditor = BI.inherit(BI.Widget, {
             type: "bi.icon_button",
             forceNotSelected: true,
             trigger: "lclick,",
-            cls: "add-up-font top-button bi-border-left bi-list-item-active3"
+            cls: "add-up-font top-button bi-border-left bi-list-item-active3 icon-size-12"
         });
         this.topBtn.on(BI.IconButton.EVENT_CHANGE, function () {
             self._finetuning(o.step);
@@ -102064,7 +102064,7 @@ BI.NumberEditor = BI.inherit(BI.Widget, {
             type: "bi.icon_button",
             trigger: "lclick,",
             forceNotSelected: true,
-            cls: "minus-down-font bottom-button bi-border-left bi-list-item-active3"
+            cls: "minus-down-font bottom-button bi-border-left bi-list-item-active3 icon-size-12"
         });
         this.bottomBtn.on(BI.IconButton.EVENT_CHANGE, function () {
             self._finetuning(-o.step);
diff --git a/dist/fineui.css b/dist/fineui.css
index 55b6b4ec0..9025e6f7c 100644
--- a/dist/fineui.css
+++ b/dist/fineui.css
@@ -5786,7 +5786,6 @@ textarea::-webkit-scrollbar-thumb:hover {
   color: #13cd66;
 }
 .add-up-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .add-up-font .b-font:before {
@@ -5798,7 +5797,6 @@ textarea::-webkit-scrollbar-thumb:hover {
   color: inherit;
 }
 .minus-down-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .minus-down-font .b-font:before {
diff --git a/dist/fineui.js b/dist/fineui.js
index 33b015b1c..f29ba716e 100644
--- a/dist/fineui.js
+++ b/dist/fineui.js
@@ -102302,7 +102302,7 @@ BI.NumberEditor = BI.inherit(BI.Widget, {
             type: "bi.icon_button",
             forceNotSelected: true,
             trigger: "lclick,",
-            cls: "add-up-font top-button bi-border-left bi-list-item-active3"
+            cls: "add-up-font top-button bi-border-left bi-list-item-active3 icon-size-12"
         });
         this.topBtn.on(BI.IconButton.EVENT_CHANGE, function () {
             self._finetuning(o.step);
@@ -102313,7 +102313,7 @@ BI.NumberEditor = BI.inherit(BI.Widget, {
             type: "bi.icon_button",
             trigger: "lclick,",
             forceNotSelected: true,
-            cls: "minus-down-font bottom-button bi-border-left bi-list-item-active3"
+            cls: "minus-down-font bottom-button bi-border-left bi-list-item-active3 icon-size-12"
         });
         this.bottomBtn.on(BI.IconButton.EVENT_CHANGE, function () {
             self._finetuning(-o.step);
diff --git a/dist/resource.css b/dist/resource.css
index 1c5c78f0f..fba5e3475 100644
--- a/dist/resource.css
+++ b/dist/resource.css
@@ -1235,7 +1235,6 @@ textarea::-webkit-scrollbar-thumb:hover {
   color: #13cd66;
 }
 .add-up-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .add-up-font .b-font:before {
@@ -1247,7 +1246,6 @@ textarea::-webkit-scrollbar-thumb:hover {
   color: inherit;
 }
 .minus-down-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .minus-down-font .b-font:before {
diff --git a/dist/widget.js b/dist/widget.js
index 0ab31d51f..9e16f838d 100644
--- a/dist/widget.js
+++ b/dist/widget.js
@@ -14243,7 +14243,7 @@ BI.NumberEditor = BI.inherit(BI.Widget, {
             type: "bi.icon_button",
             forceNotSelected: true,
             trigger: "lclick,",
-            cls: "add-up-font top-button bi-border-left bi-list-item-active3"
+            cls: "add-up-font top-button bi-border-left bi-list-item-active3 icon-size-12"
         });
         this.topBtn.on(BI.IconButton.EVENT_CHANGE, function () {
             self._finetuning(o.step);
@@ -14254,7 +14254,7 @@ BI.NumberEditor = BI.inherit(BI.Widget, {
             type: "bi.icon_button",
             trigger: "lclick,",
             forceNotSelected: true,
-            cls: "minus-down-font bottom-button bi-border-left bi-list-item-active3"
+            cls: "minus-down-font bottom-button bi-border-left bi-list-item-active3 icon-size-12"
         });
         this.bottomBtn.on(BI.IconButton.EVENT_CHANGE, function () {
             self._finetuning(-o.step);
diff --git a/public/css/font.css b/public/css/font.css
index 06318b5ec..54448706e 100644
--- a/public/css/font.css
+++ b/public/css/font.css
@@ -899,7 +899,6 @@
   color: #13cd66;
 }
 .add-up-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .add-up-font .b-font:before {
@@ -911,7 +910,6 @@
   color: inherit;
 }
 .minus-down-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .minus-down-font .b-font:before {
diff --git a/src/css/resource/font.css b/src/css/resource/font.css
index 2ab353193..a7748b619 100644
--- a/src/css/resource/font.css
+++ b/src/css/resource/font.css
@@ -899,7 +899,6 @@
   color: #13cd66;
 }
 .add-up-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .add-up-font .b-font:before {
@@ -911,7 +910,6 @@
   color: inherit;
 }
 .minus-down-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .minus-down-font .b-font:before {
diff --git a/src/less/resource/font.less b/src/less/resource/font.less
index 074fd49f9..46e8b1abb 100644
--- a/src/less/resource/font.less
+++ b/src/less/resource/font.less
@@ -115,5 +115,5 @@
 
 .font(text-add-tip-font, @font-add, @color-bi-text-success);
 
-.font(add-up-font, @font-up-triangle, inherit, @font-size-12);
-.font(minus-down-font, @font-down-triangle, inherit, @font-size-12);
\ No newline at end of file
+.font(add-up-font, @font-up-triangle);
+.font(minus-down-font, @font-down-triangle);
\ No newline at end of file
diff --git a/src/widget/numbereditor/number.editor.js b/src/widget/numbereditor/number.editor.js
index a3b29c801..8db438a98 100644
--- a/src/widget/numbereditor/number.editor.js
+++ b/src/widget/numbereditor/number.editor.js
@@ -42,7 +42,7 @@ BI.NumberEditor = BI.inherit(BI.Widget, {
             type: "bi.icon_button",
             forceNotSelected: true,
             trigger: "lclick,",
-            cls: "add-up-font top-button bi-border-left bi-list-item-active3"
+            cls: "add-up-font top-button bi-border-left bi-list-item-active3 icon-size-12"
         });
         this.topBtn.on(BI.IconButton.EVENT_CHANGE, function () {
             self._finetuning(o.step);
@@ -53,7 +53,7 @@ BI.NumberEditor = BI.inherit(BI.Widget, {
             type: "bi.icon_button",
             trigger: "lclick,",
             forceNotSelected: true,
-            cls: "minus-down-font bottom-button bi-border-left bi-list-item-active3"
+            cls: "minus-down-font bottom-button bi-border-left bi-list-item-active3 icon-size-12"
         });
         this.bottomBtn.on(BI.IconButton.EVENT_CHANGE, function () {
             self._finetuning(-o.step);
diff --git a/ui/css/font.css b/ui/css/font.css
index a1fc60f6f..75748a60e 100644
--- a/ui/css/font.css
+++ b/ui/css/font.css
@@ -899,7 +899,6 @@
   color: #13cd66;
 }
 .add-up-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .add-up-font .b-font:before {
@@ -911,7 +910,6 @@
   color: inherit;
 }
 .minus-down-font .b-font {
-  font-size: 12px;
   *zoom: expression( this.runtimeStyle['zoom'] = '1',this.innerHTML = '');
 }
 .minus-down-font .b-font:before {