diff --git a/src/develop/contact/form/main.html b/src/develop/contact/form/main.html
index 57f9d53..be78cd0 100644
--- a/src/develop/contact/form/main.html
+++ b/src/develop/contact/form/main.html
@@ -15,7 +15,7 @@
     <input type="hidden" name="id" value="contactForm">
 
     <input type="submit" name="ACMS_POST_Form_Confirm" value="送信内容の確認へ" id="btnSubmit"
-      class="inline-block px-8 py-3 text-sm font-semibold text-center text-white transition duration-100 bg-indigo-600 rounded-md outline-none hover:bg-indigo-500 active:bg-indigo-700 ring-blue-300 md:text-base">
+      class="inline-block px-6 py-2 text-sm font-semibold text-center text-white transition duration-100 bg-indigo-600 rounded-md outline-none hover:bg-indigo-500 active:bg-indigo-700 ring-blue-300 md:text-base">
   </div>
 </form>
 <!-- END step -->
@@ -30,7 +30,7 @@
     <input type="hidden" name="id" value="contactForm">
 
     <input type="submit" name="ACMS_POST_Form_Confirm" value="送信内容の確認へ" id="btnSubmit"
-      class="inline-block px-8 py-3 text-sm font-semibold text-center text-white transition duration-100 bg-indigo-600 rounded-md outline-none hover:bg-indigo-500 active:bg-indigo-700 ring-blue-300 md:text-base">
+      class="inline-block px-6 py-2 text-sm font-semibold text-center text-white transition duration-100 bg-indigo-600 rounded-md outline-none hover:bg-indigo-500 active:bg-indigo-700 ring-blue-300 md:text-base">
   </div>
 </form>
 <!-- END step#reapply -->
@@ -46,7 +46,7 @@
     <input type="hidden" name="step" value="reapply">
     <input type="hidden" name="takeover" value="{takeover}">
     <input type="submit" name="ACMS_POST_Form_Chain" value="入力内容を修正する" id="btnToInput"
-      class="inline-block px-8 py-3 text-sm font-semibold text-center md:text-base transition duration-100 bg-neutral-50 rounded-md outline-none hover:text-neutral-600 hover:bg-neutral-100 ring-blue-300 focus:ring-neutral-100">
+      class="inline-block px-6 py-2 text-sm font-semibold text-center md:text-base transition duration-100 bg-neutral-50 rounded-md outline-none hover:text-neutral-600 hover:bg-neutral-100 ring-blue-300 focus:ring-neutral-100">
   </form>
 
   <form action="thanks.html#orderForm" method="post" enctype="multipart/form-data">
@@ -57,7 +57,7 @@
     <input type="hidden" name="takeover" value="{takeover}">
     <input type="hidden" name="id" value="contactForm">
     <input type="submit" name="ACMS_POST_Form_Submit" value="送信する" id="btnSubmit"
-      class="inline-block px-8 py-3 text-sm font-semibold text-center text-white transition duration-100 bg-indigo-600 rounded-md outline-none hover:bg-indigo-500 active:bg-indigo-700 ring-blue-300 md:text-base">
+      class="inline-block px-6 py-2 text-sm font-semibold text-center text-white transition duration-100 bg-indigo-600 rounded-md outline-none hover:bg-indigo-500 active:bg-indigo-700 ring-blue-300 md:text-base">
   </form>
 </div>
 <!-- END step#confirm -->
diff --git a/src/develop/include/parts/cta.html b/src/develop/include/parts/cta.html
index d63a122..4296fe5 100644
--- a/src/develop/include/parts/cta.html
+++ b/src/develop/include/parts/cta.html
@@ -2,7 +2,7 @@
   <div class="max-w-7xl mx-auto py-16 px-10 sm:py-24 sm:px-6 lg:px-8 text-center">
       <h2 class="text-4xl font-extrabold text-gray-900 sm:text-5xl sm:tracking-tight lg:text-6xl">Contact</h2>
       <p class="max-w-3xl mt-8 mx-auto">
-        <a href="%{HOME_URL}contact/" class="inline-flex items-center justify-center px-6 py-4 text-xl font-medium tracking-wide text-white transition-colors duration-200 bg-indigo-600 rounded-md outline-none hover:bg-indigo-500 active:bg-indigo-700 ring-blue-300">
+        <a href="%{HOME_URL}contact/" class="inline-flex items-center justify-center px-6 py-2 text-sm font-bold tracking-wide text-white transition-colors duration-200 bg-indigo-600 rounded-md outline-none hover:bg-indigo-500 active:bg-indigo-700 ring-blue-300">
           お問い合わせはこちら
         </a>
       </p>