diff --git a/demo/js/config/widget.js b/demo/js/config/widget.js
index d2e1b1d5b..e48282492 100644
--- a/demo/js/config/widget.js
+++ b/demo/js/config/widget.js
@@ -192,7 +192,7 @@ Demo.WIDGET_CONFIG = [{
     value: "demo.number_interval"
 }, {
     id: 420,
-    text: "滚动sliders",
+    text: "数值滑块sliders",
     value: "demo.slider"
 }, {
     pId: 4,
@@ -202,4 +202,4 @@ Demo.WIDGET_CONFIG = [{
     pId: 414,
     text: "bi.collapse",
     value: "demo.collapse"
-}];
\ No newline at end of file
+}];
diff --git a/package.json b/package.json
index d383baf9d..3e177505b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fineui",
-  "version": "2.0.20221026151459",
+  "version": "2.0.20221027121605",
   "description": "fineui",
   "main": "dist/fineui_without_conflict.min.js",
   "types": "dist/lib/index.d.ts",
diff --git a/src/less/base/single/button/button.half.less b/src/less/base/single/button/button.half.less
index 13bb7f996..c39b9d033 100644
--- a/src/less/base/single/button/button.half.less
+++ b/src/less/base/single/button/button.half.less
@@ -6,10 +6,12 @@
 
   &:after {
     position: absolute;
+    .border-radius(2px);
+    display: table;
     left: 50%;
     top: 50%;
-    width: 50%;
-    height: 50%;
+    width: 70%;
+    height: 70%;
     .transform(translate(-50%, -50%));
     background-color: @color-bi-background-half-button-content;
     content: '';
diff --git a/src/less/base/single/input/checkbox.less b/src/less/base/single/input/checkbox.less
index 9b1d66917..50156c323 100644
--- a/src/less/base/single/input/checkbox.less
+++ b/src/less/base/single/input/checkbox.less
@@ -6,12 +6,14 @@
     border: 1px solid @color-bi-border-checkbox;
     .box-sizing(border-box);
     .transition(all .1s);
+
     &:after {
       position: absolute;
       display: table;
       top: 45%;
-      left: 20%;
+      left: 18%;
       border: 2px solid transparent;
+      border: calc(var(--css-scale, 1) * 2px) solid transparent;
       border-top: 0;
       border-left: 0;
       width: 50%;
diff --git a/src/less/base/tree/ztree.less b/src/less/base/tree/ztree.less
index f24569bbf..a75904add 100644
--- a/src/less/base/tree/ztree.less
+++ b/src/less/base/tree/ztree.less
@@ -190,6 +190,56 @@
   }
 }
 
+.ztree.solid li span.button.roots_docu {
+  background: none;
+  position: relative;
+
+  &:before {
+    position: absolute;
+    bottom: 0;
+    left: -1px;
+    width: 50%;
+    height: 50%;
+    border-right: 1px solid @border-color-dark-gray-line;
+    content: '';
+  }
+
+  &:after {
+    position: absolute;
+    top: 0;
+    right: 0;
+    height: 50%;
+    width: 50%;
+    border-bottom: 1px solid @border-color-dark-gray-line;
+    content: '';
+  }
+}
+
+.ztree.solid li span.button.center_docu {
+  background: none;
+  position: relative;
+
+  &:before {
+    position: absolute;
+    top: 0;
+    left: -1px;
+    width: 50%;
+    height: 100%;
+    border-right: 1px solid @border-color-dark-gray-line;
+    content: '';
+  }
+
+  &:after {
+    position: absolute;
+    top: 0;
+    right: 0;
+    height: 50%;
+    width: 50%;
+    border-bottom: 1px solid @border-color-dark-gray-line;
+    content: '';
+  }
+}
+
 .ztree.solid li span.button.bottom_docu {
   background: none;
   position: relative;
@@ -215,6 +265,19 @@
   }
 }
 
+.bi-theme-dark {
+  .ztree.solid li span.button.center_docu, .ztree.solid li span.button.bottom_docu {
+    &:before {
+      border-right: 1px solid @border-color-dark-gray-line-theme-dark;
+    }
+
+    &:after {
+      border-bottom: 1px solid @border-color-dark-gray-line-theme-dark;
+    }
+  }
+}
+
+
 .ztree li span.button.chk {
   position: relative;
   .use-scale(width, 14px);
diff --git a/src/less/case/tree/tree.item.less b/src/less/case/tree/tree.item.less
index 3098f664a..2d2d7a9bc 100644
--- a/src/less/case/tree/tree.item.less
+++ b/src/less/case/tree/tree.item.less
@@ -1,6 +1,29 @@
 @import "../../index.less";
 
-.tree-first-solid-line-conn-background, .tree-mid-solid-line-conn-background {
+.tree-first-solid-line-conn-background {
+  &:before {
+    position: absolute;
+    bottom: 0;
+    left: -1px;
+    width: 50%;
+    height: 50%;
+    border-right: 1px solid @border-color-dark-gray-line;
+    content: '';
+  }
+
+  &:after {
+    position: absolute;
+    top: 0;
+    right: 0;
+    height: 50%;
+    width: 50%;
+    border-bottom: 1px solid @border-color-dark-gray-line;
+    content: '';
+  }
+}
+
+
+.tree-mid-solid-line-conn-background {
   &:before {
     position: absolute;
     top: 0;
diff --git a/src/less/resource/background.less b/src/less/resource/background.less
index 999255654..c204e1653 100644
--- a/src/less/resource/background.less
+++ b/src/less/resource/background.less
@@ -179,36 +179,20 @@
   .image2xPath(@icon-tree-vertical-line-2);
 }
 
-.ztree.solid li span.button.roots_docu {
-  .image2xPath(@icon-tree-solid-vertical-line-2);
-}
-
 .bi-theme-dark {
   .ztree li span.button.roots_docu {
     .image2xPath(@icon-tree-vertical-line-2-theme-dark);
   }
-
-  .ztree.solid li span.button.roots_docu {
-    .image2xPath(@icon-tree-solid-vertical-line-2-theme-dark);
-  }
 }
 
 .ztree li span.button.center_docu {
   .image2xPath(@icon-tree-vertical-line-3);
 }
 
-.ztree.solid li span.button.center_docu {
-  .image2xPath(@icon-tree-solid-vertical-line-3);
-}
-
 .bi-theme-dark {
   .ztree li span.button.center_docu {
     .image2xPath(@icon-tree-vertical-line-3-theme-dark);
   }
-
-  .ztree.solid li span.button.center_docu {
-    .image2xPath(@icon-tree-solid-vertical-line-3-theme-dark);
-  }
 }
 
 .ztree li span.button.bottom_docu {
@@ -220,10 +204,6 @@
   .ztree li span.button.bottom_docu {
     .image2xPath(@icon-tree-vertical-line-4-theme-dark);
   }
-
-  .ztree.solid li span.button.bottom_docu {
-    .image2xPath(@icon-tree-solid-vertical-line-4-theme-dark);
-  }
 }
 
 .ztree li span.button.ico_loading {
diff --git a/src/widget/intervalslider/intervalslider.js b/src/widget/intervalslider/intervalslider.js
index 71351dd71..59b1e1676 100644
--- a/src/widget/intervalslider/intervalslider.js
+++ b/src/widget/intervalslider/intervalslider.js
@@ -26,7 +26,7 @@ BI.IntervalSlider = BI.inherit(BI.Single, {
 
     beforeMount: function () {
         const { value, min, max } = this.options;
-        this.setMinAndMax({
+        this._setMinAndMax({
             min,
             max,
         });
@@ -260,12 +260,12 @@ BI.IntervalSlider = BI.inherit(BI.Single, {
                         items: [
                             {
                                 el: this.sliderOne,
-                                top: 1,
+                                top: 0,
                                 bottom: 0,
                                 left: 0
                             }, {
                                 el: this.sliderTwo,
-                                top: 1,
+                                top: 0,
                                 bottom: 0,
                                 left: "100%"
                             }
@@ -487,22 +487,23 @@ BI.IntervalSlider = BI.inherit(BI.Single, {
 
     },
 
-    setMinAndMax: function (v) {
+    _setMinAndMax: function (v) {
         var minNumber = BI.parseFloat(v.min);
         var maxNumber = BI.parseFloat(v.max);
-        if ((!isNaN(minNumber)) && (!isNaN(maxNumber)) && (maxNumber >= minNumber )) {
+        if ((!isNaN(minNumber)) && (!isNaN(maxNumber)) && (maxNumber >= minNumber)) {
             this.min = minNumber;
             this.max = maxNumber;
             this.valueOne = minNumber;
             this.valueTwo = maxNumber;
             this.precision = this._getPrecision();
-            this.setEnable(true);
-        }
-        if (maxNumber === minNumber) {
-            this.setEnable(false);
         }
     },
 
+    setMinAndMax: function (v) {
+        this._setMinAndMax(v);
+        this.setEnable(v.min <= v.max);
+    },
+
     setValue: function (v) {
         var o = this.options;
         var valueOne = BI.parseFloat(v.min);