diff --git a/public/images/educoder/headNavLogo.png b/public/images/educoder/headNavLogo.png
index 8df93d54d..436d23490 100644
Binary files a/public/images/educoder/headNavLogo.png and b/public/images/educoder/headNavLogo.png differ
diff --git a/public/images/educoder/oldheadNavLogo.png b/public/images/educoder/oldheadNavLogo.png
new file mode 100644
index 000000000..8df93d54d
Binary files /dev/null and b/public/images/educoder/oldheadNavLogo.png differ
diff --git a/public/react/public/css/edu-all.css b/public/react/public/css/edu-all.css
index ca04aa193..258aa4a4c 100644
--- a/public/react/public/css/edu-all.css
+++ b/public/react/public/css/edu-all.css
@@ -1,7 +1,10 @@
 /*--------------------------首页*/
 /*头部导航条样式---2018-03-19--by-cs*/
 .newHeader{background: #24292D !important; width:100%; height: 60px !important; min-width: 1200px;position: fixed;top: 0px;left: 0px;z-index:1000;-moz-box-shadow: 0px 0px 12px rgba(0,0,0,0.1); /* 老的 Firefox */box-shadow: 0px 0px 12px rgba(0,0,0,0.1);}
-.newHeader .logoimg{margin-top:12px;float: left;width: 36px}
+.newHeader .logoimg{
+    margin-top: 16px;
+    float: left;
+    width: 97px;}
 .head-nav{float: left;width: 780px;text-align: center;height: 60px;box-sizing: border-box;  min-width: 400px;}
 .head-nav ul#header-nav{position: absolute;top: 0px;z-index: 3;height: 60px;box-sizing: border-box;padding-left: 30px;}
 .head-nav ul#header-nav li{float: left;height: 60px;line-height: 60px;margin-right: 30px;cursor: pointer;position: relative;font-size: 16px}
diff --git a/public/react/src/context/TPIContextProvider.js b/public/react/src/context/TPIContextProvider.js
index 93e16a1f6..0f2f68a75 100644
--- a/public/react/src/context/TPIContextProvider.js
+++ b/public/react/src/context/TPIContextProvider.js
@@ -104,6 +104,7 @@ class TPIContextProvider extends Component {
 	showEffectDisplay = (data) => {
 		const dom = document.getElementById('picture_display');
 		window.$(dom).show();
+		ReactDOM.unmountComponentAtNode(dom)
   		ReactDOM.render(<EvaluateSuccessEffectDisplay type={"qrcode"} {...data} />, dom);
 	}
 
diff --git a/public/react/src/modules/tpm/TPMIndex.css b/public/react/src/modules/tpm/TPMIndex.css
index 529c7df58..1eb60bee8 100644
--- a/public/react/src/modules/tpm/TPMIndex.css
+++ b/public/react/src/modules/tpm/TPMIndex.css
@@ -18,7 +18,9 @@ body>.-task-title {
 
 /*Header START*/
 .newHeader .logoimg {
-	max-height: 60px;
+    margin-top: 16px;
+    float: left;
+    width: 97px;
 }
 .head-right i {
 	font-size: 20px;
diff --git a/public/stylesheets/educoder/edu-all.css b/public/stylesheets/educoder/edu-all.css
index 45aea81be..9ab0a3948 100644
--- a/public/stylesheets/educoder/edu-all.css
+++ b/public/stylesheets/educoder/edu-all.css
@@ -1,7 +1,10 @@
 /*--------------------------首页*/
 /*头部导航条样式---2018-03-19--by-cs*/
 .newHeader{background: #24292D !important; width:100%; height: 60px !important; min-width: 1200px;position: fixed;top: 0px;left: 0px;z-index:1000;-moz-box-shadow: 0px 0px 12px rgba(0,0,0,0.1); /* 老的 Firefox */box-shadow: 0px 0px 12px rgba(0,0,0,0.1);}
-.newHeader .logoimg{margin-top:12px;float: left;width: 36px}
+.newHeader .logoimg{
+    margin-top: 16px;
+    float: left;
+    width: 97px;}
 .head-nav{float: left;width: 780px;text-align: center;height: 60px;box-sizing: border-box;  min-width: 400px;}
 .head-nav ul#header-nav{position: absolute;top: 0px;z-index: 3;height: 60px;box-sizing: border-box;padding-left: 30px;}
 .head-nav ul#header-nav li{float: left;height: 60px;line-height: 60px;margin-right: 30px;cursor: pointer;position: relative;font-size: 16px}