Refine doc

Author: jondy

pyarmor/index.html

@@ -10,7 +10,7 @@
     <div class="part-en">
       <h3 class="m-3">Pyarmor Learning System</h3>
       <button class="btn btn-light btn-sm zh mx-3">中文</button>
-      <div class="row row-cols-1 row-cols-md-4 g-4 my-3 mx-2">
+      <div class="row row-cols-1 row-cols-md-3 g-4 my-3 mx-2">
         <div class="col">
           <div class="card">
             <div class="card-body">
@@ -24,19 +24,21 @@ <h5 class="card-title text-center">Learn</h5>
         <div class="col">
           <div class="card">
             <div class="card-body">
-              <h5 class="card-title text-center">Try</h5>
-              <a href="try/en/index.html" class="btn btn-light">
-                Try some features which not in trial version
+              <h5 class="card-title text-center">Ask</h5>
+              <a href="ask/en/index.html" class="btn btn-light">
+                Something is wrong, or something is not ure, ask Pyarmor
               </a>
             </div>
           </div>
         </div>
+      </div>
+      <div class="row row-cols-1 row-cols-md-3 g-4 my-3 mx-2">
         <div class="col">
           <div class="card">
             <div class="card-body">
-              <h5 class="card-title text-center">Ask</h5>
-              <a href="ask/en/index.html" class="btn btn-light">
-                Something is wrong, or something is not ure, ask Pyarmor
+              <h5 class="card-title text-center">Try</h5>
+              <a href="try/en/index.html" class="btn btn-light">
+                Try some features which not in trial version
               </a>
             </div>
           </div>
@@ -56,7 +58,7 @@ <h5 class="card-title text-center">Docs</h5>
     <div class="part-zh d-none">
       <h3 class="m-3">Pyarmor 学习系统</h3>
       <button class="btn btn-light btn-sm en mx-3">English</button>
-      <div class="row row-cols-1 row-cols-md-4 g-4 my-3 mx-2">
+      <div class="row row-cols-1 row-cols-md-3 g-4 my-3 mx-2">
         <div class="col">
           <div class="card">
             <div class="card-body">
@@ -70,19 +72,21 @@ <h5 class="card-title text-center">学习</h5>
         <div class="col">
           <div class="card">
             <div class="card-body">
-              <h5 class="card-title text-center">在线试用</h5>
-              <a href="try/zh/index.html" class="btn btn-light">
-                在线使用 Pyarmor 的加密功能，特别是某些在试用版本中没有的功能
+              <h5 class="card-title text-center">答疑解惑</h5>
+              <a href="ask/zh/index.html" class="btn btn-light">
+                当出现问题需要解决的时候，或者对某些功能有疑惑，在这里答疑解惑
               </a>
             </div>
           </div>
         </div>
+      </div>
+      <div class="row row-cols-1 row-cols-md-3 g-4 my-3 mx-2">
         <div class="col">
           <div class="card">
             <div class="card-body">
-              <h5 class="card-title text-center">答疑解惑</h5>
-              <a href="ask/zh/index.html" class="btn btn-light">
-                当出现问题需要解决的时候，或者对某些功能有疑惑，在这里答疑解惑
+              <h5 class="card-title text-center">在线试用</h5>
+              <a href="try/zh/index.html" class="btn btn-light">
+                在线使用 Pyarmor 的高级加密功能
               </a>
             </div>
           </div>