diff --git a/src/web/dialog.css b/src/web/dialog.css
index ad5bfb9..ac1bc09 100644
--- a/src/web/dialog.css
+++ b/src/web/dialog.css
@@ -39,4 +39,4 @@ fluent-card {
 
 #cancel-button {
   margin-top: 20px;
-}
\ No newline at end of file
+}
diff --git a/src/web/dialog.html b/src/web/dialog.html
index 205898a..4368c6a 100644
--- a/src/web/dialog.html
+++ b/src/web/dialog.html
@@ -36,4 +36,4 @@ <h3>添付ファイル/その他の警告</h3>
         <fluent-button id="cancel-button" onclick="onCancel()">Cancel</button>
     </div>
 </body>
-</html>
\ No newline at end of file
+</html>