diff --git a/src/SARibbonBar/resource/theme-dark.qss b/src/SARibbonBar/resource/theme-dark.qss
index afa6787..be54994 100644
--- a/src/SARibbonBar/resource/theme-dark.qss
+++ b/src/SARibbonBar/resource/theme-dark.qss
@@ -121,7 +121,6 @@ SARibbonTabBar::tab {
   margin-left: 5px;
   margin-bottom: 0px;
   min-width: 50px;
-  min-height: 28px;
   padding-left: 5px;
   padding-right: 5px;
 }
@@ -318,10 +317,6 @@ SARibbonComboBox::down-arrow {
 }
 
 
-/*SARibbonSeparatorWidget*/
-SARibbonSeparatorWidget {
-  background-color: #a4a4a4;
-}
 
 /*SARibbonCategoryScrollButton*/
 SARibbonCategoryScrollButton {
diff --git a/src/SARibbonBar/resource/theme-dark2.qss b/src/SARibbonBar/resource/theme-dark2.qss
index 0e8251d..f7eecdd 100644
--- a/src/SARibbonBar/resource/theme-dark2.qss
+++ b/src/SARibbonBar/resource/theme-dark2.qss
@@ -138,7 +138,6 @@ SARibbonTabBar::tab {
   margin-left: 5px;
   margin-bottom: 0px;
   min-width: 50px;
-  min-height: 28px;
   padding-left: 5px;
   padding-right: 5px;
 }
diff --git a/src/SARibbonBar/resource/theme-office2013.qss b/src/SARibbonBar/resource/theme-office2013.qss
index e7439a5..bea6ba1 100644
--- a/src/SARibbonBar/resource/theme-office2013.qss
+++ b/src/SARibbonBar/resource/theme-office2013.qss
@@ -136,7 +136,6 @@ SARibbonTabBar::tab {
   margin-left: 5px;
   margin-bottom: 0px;
   min-width: 50px;
-  min-height: 28px;/*此参数不设置，会导致底部内容露出来*/
 }
 
 SARibbonTabBar::tab:selected {
diff --git a/src/SARibbonBar/resource/theme-office2016-blue.qss b/src/SARibbonBar/resource/theme-office2016-blue.qss
index 0bd89eb..8001389 100644
--- a/src/SARibbonBar/resource/theme-office2016-blue.qss
+++ b/src/SARibbonBar/resource/theme-office2016-blue.qss
@@ -222,7 +222,6 @@ SARibbonTabBar::tab {
   margin-right: 0px;
   margin-left: 5px;
   margin-bottom: 0px;
-  min-height: 28px;/*此参数不设置，会导致底部内容露出来*/
   min-width: 50px;
   padding-left: 5px;
   padding-right: 5px;
diff --git a/src/SARibbonBar/resource/theme-office2021-blue.qss b/src/SARibbonBar/resource/theme-office2021-blue.qss
index 69c9c3b..68e4794 100644
--- a/src/SARibbonBar/resource/theme-office2021-blue.qss
+++ b/src/SARibbonBar/resource/theme-office2021-blue.qss
@@ -237,12 +237,10 @@ SARibbonTabBar::tab {
   margin-left: 5px;
   margin-bottom: 0px;
   min-width: 50px;
-  min-height: 27px;/*此参数不设置，会导致底部内容露出来*/
   padding-left: 0px;
   padding-right: 0px;
   padding-top: -4px;
   padding-bottom: -4px;
-
 }
 
 SARibbonTabBar::tab:selected {
diff --git a/src/SARibbonBar/resource/theme-win7.qss b/src/SARibbonBar/resource/theme-win7.qss
index ce14866..a0210fa 100644
--- a/src/SARibbonBar/resource/theme-win7.qss
+++ b/src/SARibbonBar/resource/theme-win7.qss
@@ -137,7 +137,6 @@ SARibbonTabBar::tab {
     margin-left: 5px;
     margin-bottom: 0px;
     min-width: 50px;
-    min-height: 28px;
     padding-left: 5px;
     padding-right: 5px;
 }
@@ -328,11 +327,6 @@ SARibbonComboBox::down-arrow {
 }
 
 
-/*SARibbonSeparatorWidget*/
-SARibbonSeparatorWidget{
-    /*background-color: transparent;*/
-    background-color: #D3D3D3;
-}
 
 SARibbonCategoryScrollButton {
   border: 1px solid #c5d2e0;