diff --git a/index.html b/index.html
index f4c760d..d6ce170 100644
--- a/index.html
+++ b/index.html
@@ -30,7 +30,7 @@ <h1 class="site-title">
                 </h1>
                 <p class="site-description">A root app helps you manage your android device</p>
                 <br>
-                <div align="center"><img id="icon" src="https://i.postimg.cc/sjrTQtBS/ic-launcher.png" alt="[MyAndroidTools icon]" title="[MyAndroidTools icon]" width="100" height="100">
+                <div><img id="icon" src="https://i.postimg.cc/sjrTQtBS/ic-launcher.png" alt="[MyAndroidTools icon]" title="[MyAndroidTools icon]" width="100" height="100">
                 </div>
                 <nav class="site-navigation">
                     <ul>
@@ -53,7 +53,7 @@ <h1 class="site-title">
                         <h1>Component Info</h1>
                         <p>Display the components(Service、BroadcastReceiver、Activity、Content Provider) of all apps. You can disable them to stop them running.</p>
 
-                        <div align="center">
+                        <div>
                             <img src="https://i.postimg.cc/hPVxkfjJ/11.png" alt="[Homepage]"
                                  title="[Homepage]" width="220" class="small-img" big-src="https://i.postimg.cc/Yks3mFBx/11.png">
                             <img src="https://i.postimg.cc/CxYDSSBc/12.png" alt="[App list with service num]"
@@ -66,7 +66,7 @@ <h1>Component Info</h1>
                         <h1>Data Info</h1>
                         <p>View and modify the data of apps (Not only the default SharedPreferences files or the default SQLite db files, but also the SQLite db files in the SDcard).</p>
 
-                        <div align="center">
+                        <div>
                             <img src="https://i.postimg.cc/85x5Fh1m/21.png" alt="[App list]"
                                  title="[App list]" width="220" class="small-img" big-src="https://i.postimg.cc/0kyJBfFF/21.png">
                             <img src="https://i.postimg.cc/15GttnbD/22.png" alt="[SharedPreferences file list]"
@@ -86,7 +86,7 @@ <h1>Data Info</h1>
                         <h1>Running Info</h1>
                         <p>Display running process, logcat, current activity and fragment.</p>
 
-                        <div align="center">
+                        <div>
                             <img src="https://i.postimg.cc/cLdJ81N2/31.png" alt="[Running process]"
                                  title="[Running process]" width="220" class="small-img" big-src="https://i.postimg.cc/GdyTV9gL/31.png">
                             <img src="https://i.postimg.cc/nVQrywkR/32.png" alt="[Logcat]"
@@ -98,7 +98,7 @@ <h1>Running Info</h1>
                         <br>
                         <h1>App Info</h1>
                         <p>Display the app detail (Including package name,apk file path,install/update time,manifest detail). You can disable or uninstall any app.</p>
-                        <div align="center">
+                        <div>
                             <img src="https://i.postimg.cc/3wRJnLNZ/41.png" alt="[App detail]"
                                  title="[App detail]" width="220" class="small-img" big-src="https://i.postimg.cc/BJ5LZkGR/41.png">
                             <img src="https://i.postimg.cc/wjFj5Kqv/42.png" alt="[Component list]"
@@ -155,4 +155,4 @@ <h1>App Info</h1>
     // }
 </script>
 
-</html>
\ No newline at end of file
+</html>