修正

index.html

@@ -832,7 +832,8 @@
                 <form class="contact-form2 col-md-6">
                     <input type="text" id="name" name="name" placeholder="姓名(必填, 詳答)" required>
                     <input type="text" id="company" name="organization" placeholder="公司名稱(必填, 詳答)">
-                    <select name="position" id="profession">
+
+                    <select name="position" id="profession" required >
                         <option value="" disabled selected="selected">職位</option>
                         <option class="option">室內設計師</option>
                         <option class="option">非室內設計師</option>

style.scss

@@ -1277,6 +1277,7 @@ body {
 
                 #profession {
                     height: 50px;
+                
                 }
                 .btn {
                     margin-top: 3vw;