diff --git a/about/index.html b/about/index.html
index cf8a742..0ccc44f 100644
--- a/about/index.html
+++ b/about/index.html
@@ -51,11 +51,11 @@
             <svg width="30px" height="30px" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M224 256c70.7 0 128-57.3 128-128S294.7 0 224 0 96 57.3 96 128s57.3 128 128 128zm89.6 32h-16.7c-22.2 10.2-46.9 16-72.9 16s-50.6-5.8-72.9-16h-16.7C60.2 288 0 348.2 0 422.4V464c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48v-41.6c0-74.2-60.2-134.4-134.4-134.4z"/></svg><p>me!</p></a>
         </li>
         <li class="nav-item">
-          <a class="nav-link" href="./links.html">
+          <a class="nav-link" href="../about/links.html">
             <svg width="30px" height="30px" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path d="M326.612 185.391c59.747 59.809 58.927 155.698.36 214.59-.11.12-.24.25-.36.37l-67.2 67.2c-59.27 59.27-155.699 59.262-214.96 0-59.27-59.26-59.27-155.7 0-214.96l37.106-37.106c9.84-9.84 26.786-3.3 27.294 10.606.648 17.722 3.826 35.527 9.69 52.721 1.986 5.822.567 12.262-3.783 16.612l-13.087 13.087c-28.026 28.026-28.905 73.66-1.155 101.96 28.024 28.579 74.086 28.749 102.325.51l67.2-67.19c28.191-28.191 28.073-73.757 0-101.83-3.701-3.694-7.429-6.564-10.341-8.569a16.037 16.037 0 0 1-6.947-12.606c-.396-10.567 3.348-21.456 11.698-29.806l21.054-21.055c5.521-5.521 14.182-6.199 20.584-1.731a152.482 152.482 0 0 1 20.522 17.197zM467.547 44.449c-59.261-59.262-155.69-59.27-214.96 0l-67.2 67.2c-.12.12-.25.25-.36.37-58.566 58.892-59.387 154.781.36 214.59a152.454 152.454 0 0 0 20.521 17.196c6.402 4.468 15.064 3.789 20.584-1.731l21.054-21.055c8.35-8.35 12.094-19.239 11.698-29.806a16.037 16.037 0 0 0-6.947-12.606c-2.912-2.005-6.64-4.875-10.341-8.569-28.073-28.073-28.191-73.639 0-101.83l67.2-67.19c28.239-28.239 74.3-28.069 102.325.51 27.75 28.3 26.872 73.934-1.155 101.96l-13.087 13.087c-4.35 4.35-5.769 10.79-3.783 16.612 5.864 17.194 9.042 34.999 9.69 52.721.509 13.906 17.454 20.446 27.294 10.606l37.106-37.106c59.271-59.259 59.271-155.699.001-214.959z"/></svg><p>リンク</p></a>
         </li>
         <li class="nav-item">
-          <a class="nav-link" href="./misc.html">
+          <a class="nav-link" href="../about/misc.html">
             <svg width="30px" height="30px" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M448 348.106V80c0-26.51-21.49-48-48-48H48C21.49 32 0 53.49 0 80v351.988c0 26.51 21.49 48 48 48h268.118a48 48 0 0 0 33.941-14.059l83.882-83.882A48 48 0 0 0 448 348.106zm-128 80v-76.118h76.118L320 428.106zM400 80v223.988H296c-13.255 0-24 10.745-24 24v104H48V80h352z"/></svg><p>その他</p></a>
         </li>
       </ul>
diff --git a/about/links.html b/about/links.html
index 15e8127..e3928f2 100644
--- a/about/links.html
+++ b/about/links.html
@@ -47,7 +47,7 @@
     <!-- navigation -->
     <ul class="nav justify-content-center" style="text-align: center">
         <li class="nav-item">
-          <a class="nav-link active" aria-current="page" href="./">
+          <a class="nav-link active" aria-current="page" href="../about">
             <svg width="30px" height="30px" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M224 256c70.7 0 128-57.3 128-128S294.7 0 224 0 96 57.3 96 128s57.3 128 128 128zm89.6 32h-16.7c-22.2 10.2-46.9 16-72.9 16s-50.6-5.8-72.9-16h-16.7C60.2 288 0 348.2 0 422.4V464c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48v-41.6c0-74.2-60.2-134.4-134.4-134.4z"/></svg><p>me!</p></a>
         </li>
         <li class="nav-item">
@@ -55,7 +55,7 @@
             <svg width="30px" height="30px" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path d="M326.612 185.391c59.747 59.809 58.927 155.698.36 214.59-.11.12-.24.25-.36.37l-67.2 67.2c-59.27 59.27-155.699 59.262-214.96 0-59.27-59.26-59.27-155.7 0-214.96l37.106-37.106c9.84-9.84 26.786-3.3 27.294 10.606.648 17.722 3.826 35.527 9.69 52.721 1.986 5.822.567 12.262-3.783 16.612l-13.087 13.087c-28.026 28.026-28.905 73.66-1.155 101.96 28.024 28.579 74.086 28.749 102.325.51l67.2-67.19c28.191-28.191 28.073-73.757 0-101.83-3.701-3.694-7.429-6.564-10.341-8.569a16.037 16.037 0 0 1-6.947-12.606c-.396-10.567 3.348-21.456 11.698-29.806l21.054-21.055c5.521-5.521 14.182-6.199 20.584-1.731a152.482 152.482 0 0 1 20.522 17.197zM467.547 44.449c-59.261-59.262-155.69-59.27-214.96 0l-67.2 67.2c-.12.12-.25.25-.36.37-58.566 58.892-59.387 154.781.36 214.59a152.454 152.454 0 0 0 20.521 17.196c6.402 4.468 15.064 3.789 20.584-1.731l21.054-21.055c8.35-8.35 12.094-19.239 11.698-29.806a16.037 16.037 0 0 0-6.947-12.606c-2.912-2.005-6.64-4.875-10.341-8.569-28.073-28.073-28.191-73.639 0-101.83l67.2-67.19c28.239-28.239 74.3-28.069 102.325.51 27.75 28.3 26.872 73.934-1.155 101.96l-13.087 13.087c-4.35 4.35-5.769 10.79-3.783 16.612 5.864 17.194 9.042 34.999 9.69 52.721.509 13.906 17.454 20.446 27.294 10.606l37.106-37.106c59.271-59.259 59.271-155.699.001-214.959z"/></svg><p>リンク</p></a>
         </li>
         <li class="nav-item">
-          <a class="nav-link" href="./misc.html">
+          <a class="nav-link" href="../about/misc.html">
             <svg width="30px" height="30px" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M448 348.106V80c0-26.51-21.49-48-48-48H48C21.49 32 0 53.49 0 80v351.988c0 26.51 21.49 48 48 48h268.118a48 48 0 0 0 33.941-14.059l83.882-83.882A48 48 0 0 0 448 348.106zm-128 80v-76.118h76.118L320 428.106zM400 80v223.988H296c-13.255 0-24 10.745-24 24v104H48V80h352z"/></svg><p>その他</p></a>
         </li>
       </ul>
diff --git a/about/misc.html b/about/misc.html
index 4012a46..43211e2 100644
--- a/about/misc.html
+++ b/about/misc.html
@@ -47,11 +47,11 @@
     <!-- navigation -->
     <ul class="nav justify-content-center" style="text-align: center">
         <li class="nav-item">
-          <a class="nav-link active" aria-current="page" href="./">
+          <a class="nav-link active" aria-current="page" href="../about">
             <svg width="30px" height="30px" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M224 256c70.7 0 128-57.3 128-128S294.7 0 224 0 96 57.3 96 128s57.3 128 128 128zm89.6 32h-16.7c-22.2 10.2-46.9 16-72.9 16s-50.6-5.8-72.9-16h-16.7C60.2 288 0 348.2 0 422.4V464c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48v-41.6c0-74.2-60.2-134.4-134.4-134.4z"/></svg><p>me!</p></a>
         </li>
         <li class="nav-item">
-          <a class="nav-link" href="./links.html">
+          <a class="nav-link" href="../about/links.html">
             <svg width="30px" height="30px" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path d="M326.612 185.391c59.747 59.809 58.927 155.698.36 214.59-.11.12-.24.25-.36.37l-67.2 67.2c-59.27 59.27-155.699 59.262-214.96 0-59.27-59.26-59.27-155.7 0-214.96l37.106-37.106c9.84-9.84 26.786-3.3 27.294 10.606.648 17.722 3.826 35.527 9.69 52.721 1.986 5.822.567 12.262-3.783 16.612l-13.087 13.087c-28.026 28.026-28.905 73.66-1.155 101.96 28.024 28.579 74.086 28.749 102.325.51l67.2-67.19c28.191-28.191 28.073-73.757 0-101.83-3.701-3.694-7.429-6.564-10.341-8.569a16.037 16.037 0 0 1-6.947-12.606c-.396-10.567 3.348-21.456 11.698-29.806l21.054-21.055c5.521-5.521 14.182-6.199 20.584-1.731a152.482 152.482 0 0 1 20.522 17.197zM467.547 44.449c-59.261-59.262-155.69-59.27-214.96 0l-67.2 67.2c-.12.12-.25.25-.36.37-58.566 58.892-59.387 154.781.36 214.59a152.454 152.454 0 0 0 20.521 17.196c6.402 4.468 15.064 3.789 20.584-1.731l21.054-21.055c8.35-8.35 12.094-19.239 11.698-29.806a16.037 16.037 0 0 0-6.947-12.606c-2.912-2.005-6.64-4.875-10.341-8.569-28.073-28.073-28.191-73.639 0-101.83l67.2-67.19c28.239-28.239 74.3-28.069 102.325.51 27.75 28.3 26.872 73.934-1.155 101.96l-13.087 13.087c-4.35 4.35-5.769 10.79-3.783 16.612 5.864 17.194 9.042 34.999 9.69 52.721.509 13.906 17.454 20.446 27.294 10.606l37.106-37.106c59.271-59.259 59.271-155.699.001-214.959z"/></svg><p>リンク</p></a>
         </li>
         <li class="nav-item">