diff --git a/templates/login.html b/templates/login.html
index e63ad60..1fb820f 100644
--- a/templates/login.html
+++ b/templates/login.html
@@ -34,17 +34,17 @@
                       {% endfor %}
                     {% endif %}
                   {% endwith %}
-                  <div class="mb-3 p-3">
+                  <div class="mb-3 p-3 input-group-lg">
                     <label for="InputEmail1" class="form-label">Email address</label>
-                    <input type="email" class="form-control" id="InputEmail1" aria-describedby="emailHelp" name="username"  required>
+                    <input type="email" class="form-control input-lg" id="InputEmail1" aria-describedby="emailHelp" name="username"  required>
                     <div id="emailHelp" class="form-text">We'll never share your email with anyone else.</div>
                   </div>
-                  <div class="mb-3 p-3">
+                  <div class="mb-3 p-3 input-group-lg">
                     <label for="InputPassword1" class="form-label">Password</label>
-                    <input type="password" class="form-control" id="InputPassword1" name="password" required>
+                    <input type="password" class="form-control input-lg" id="InputPassword1" name="password" required>
                   </div>
-                  <div class="m-3 form-check">
-                    <input type="checkbox" class="form-check-input" id="exampleCheck1">
+                  <div class="m-3 form-check input-group-lg">
+                    <input type="checkbox" class="form-check-input input-lg" id="exampleCheck1">
                     <label class="form-check-label" for="exampleCheck1">I am human.</label>
                   </div>
                   <div class="d-flex justify-content-center mx-3 mb-4 mb-lg-4">
diff --git a/templates/registration.html b/templates/registration.html
index 790059f..1e3a33f 100644
--- a/templates/registration.html
+++ b/templates/registration.html
@@ -38,16 +38,16 @@ body {
                       {% endfor %}
                     {% endif %}
                   {% endwith %}
-                  <div class="mb-3 px-3">
+                  <div class="mb-3 px-3 input-group-lg">
                     <label for="InputEmail1" class="form-label">Email address</label>
                     <input type="email" class="form-control" id="InputEmail1" aria-describedby="emailHelp" name="username" required>
                     <div id="emailHelp" class="form-text">We'll never share your email with anyone else.</div>
                   </div>
-                  <div class="mb-3 px-3">
+                  <div class="mb-3 px-3 input-group-lg">
                     <label for="InputPassword1" class="form-label">Password</label>
                     <input type="password" class="form-control" id="InputPassword1" name="password" required>
                   </div>
-                  <div class="mb-3 px-3">
+                  <div class="mb-3 px-3 input-group-lg">
                     <label for="InputPassword2" class="form-label">Reapeat Yout Password</label>
                     <input type="password" class="form-control" id="InputPassword2" name="rep-password" required>
                   </div>
diff --git a/templates/strategy_tw.html b/templates/strategy_tw.html
index a2f729b..b06dabc 100644
--- a/templates/strategy_tw.html
+++ b/templates/strategy_tw.html
@@ -42,24 +42,24 @@ body {
                     </ol>
                 </div>
             </div>
-            <div class="input-group mb-1 flex-nowrap">
+            <div class="input-group mb-1 input-group-lg flex-nowrap">
                 <span class="input-group-text" id="addon-wrapping">投資組合名稱</span>
                 <input name="portName" type="text" class="form-control" placeholder="EX. 空軍一號" aria-label="" aria-describedby="addon-wrapping" required>
             </div>
-            <div class="input-group mb-3"> 
+            <div class="input-group input-group-lg mb-3"> 
                 <span class="input-group-text" id="inputGroup-sizing-default">請選擇所參加的課程/競賽</span>
                 <select id="competition" class="form-select" size="1" aria-label="size 5 select example">
                     {% include 'competitions.html' %}
                 </select>
             </div>
-            <div class="input-group mb-1" >
+            <div class="input-group input-group-lg mb-1" >
                 <span class="input-group-text" id="search1">搜尋</span>
-                <input id="search" type="text" class="form-control" placeholder="輸入資產代號" aria-label="Sizing example input" aria-describedby="inputGroup-sizing-default">
+                <input id="search" type="text" class="form-control" placeholder="輸入資產代號" aria-label="Large" aria-describedby="inputGroup-sizing-default">
                 <span class="input-group-text" id="inputGroup-sizing-default">下方加入資產</span>
             </div>
-            <div class="input-group mb-3"> 
+            <div class="input-group input-group-lg mb-3"> 
                 <span class="input-group-text" id="inputGroup-sizing-default">請選擇資產</span>
-                <select id="stock-select" class="form-select" size="2" aria-label="size 5 select example">
+                <select id="stock-select" class="form-select form-select-sm" size="5" aria-label="size 5 select example">
                     {% if session.tw==0 %}
                         {% for key, data in data_us.items() -%}
                         <option value="{{ key|e }}">{{ key|e }} | {{ data|e }}</option>
@@ -76,22 +76,22 @@ body {
                     加入
                 </button>
             </div>
-            <div class="card" >
+            <div class="card">
                 <div class="card-header d-flex">
                     <div class="py-2 font-bold text-xl">
                         已選擇的資產
                     </div>
                     <div class="btn-group ms-auto">
-                        <button type="button" class="btn btn-outline-primary " id="submit-btn">
+                        <button type="button" class="btn btn-outline-primary btn-sm" id="submit-btn">
                             確認資產
                         </button>
-                        <button type="button" class="btn btn-outline-danger" id="submit-port">
+                        <button type="button" class="btn btn-outline-danger btn-sm" id="submit-port">
                             確認建立
                         </button>
                     </div>
                 </div>
                 <div class="card-body">
-                    <div class="input-group mb-3"> 
+                    <div class="input-group input-group-lg mb-3"> 
                         <span class="input-group-text me-auto bg-info" id="inputGroup3">請選擇訓練/回測數據比例</span>
                         <select id="ratio-select" class="form-select" size="1" aria-label="">
                             <option value="0.5">5:5</option>