diff --git a/src/less/base/single/html.less b/src/less/base/single/html.less
index 3159bc630..0a4279397 100644
--- a/src/less/base/single/html.less
+++ b/src/less/base/single/html.less
@@ -18,8 +18,6 @@
 	canvas,
 	video {
 		display: inline-block;
-		*display: inline;
-		*zoom: 1
 	}
 	audio:not([controls]) {
 		display: none;
@@ -180,7 +178,6 @@
 		border: 0;
 		padding: 0;
 		white-space: normal;
-		*margin-left: -7px
 	}
 	button,
 	input,
@@ -189,7 +186,6 @@
 		font-size: 100%;
 		margin: 0;
 		vertical-align: baseline;
-		*vertical-align: middle
 	}
 	button,
 	input {
@@ -201,7 +197,6 @@
 	input[type="submit"] {
 		-webkit-appearance: button;
 		cursor: pointer;
-		*overflow: visible
 	}
 	button[disabled],
 	input[disabled] {
@@ -211,8 +206,8 @@
 	input[type="radio"] {
 		box-sizing: border-box;
 		padding: 0;
-		*height: 13px;
-		*width: 13px
+		height: 13px;
+		width: 13px
 	}
 	input[type="search"] {
 		-webkit-appearance: textfield;
@@ -237,4 +232,4 @@
 		border-collapse: collapse;
 		border-spacing: 0
 	}
-}
\ No newline at end of file
+}
diff --git a/src/less/base/tree/ztree.less b/src/less/base/tree/ztree.less
index 6f6fa77c7..e300e0be4 100644
--- a/src/less/base/tree/ztree.less
+++ b/src/less/base/tree/ztree.less
@@ -130,7 +130,6 @@
   margin: 0;
   font-size: 12px;
   border: 1px #7EC4CC solid;
-  *border: 0px
 }
 
 .ztree li span {
@@ -315,42 +314,36 @@
   margin-right: 2px;
   background-position: -110px -16px;
   vertical-align: top;
-  *vertical-align: middle
 }
 
 .ztree li span.button.ico_close {
   margin-right: 2px;
   background-position: -110px 0;
   vertical-align: top;
-  *vertical-align: middle
 }
 
 .ztree li span.button.ico_docu {
   margin-right: 2px;
   background-position: -110px -32px;
   vertical-align: top;
-  *vertical-align: middle
 }
 
 .ztree li span.button.edit {
   margin-right: 2px;
   background-position: -110px -48px;
   vertical-align: top;
-  *vertical-align: middle
 }
 
 .ztree li span.button.remove {
   margin-right: 2px;
   background-position: -110px -64px;
   vertical-align: top;
-  *vertical-align: middle
 }
 
 .ztree li span.button.ico_loading {
   width: 0px;
   margin-right: 2px;
   vertical-align: top;
-  *vertical-align: middle
 }
 
 ul.tmpTargetzTree {