diff --git a/src/main/resources/templates/security/add-watermark.html b/src/main/resources/templates/security/add-watermark.html
index 013316b1..d6614e85 100644
--- a/src/main/resources/templates/security/add-watermark.html
+++ b/src/main/resources/templates/security/add-watermark.html
@@ -108,7 +108,7 @@
                   <input type="checkbox" id="convertPDFToImage" name="convertPDFToImage">
                   <label for="convertPDFToImage" th:text="#{watermark.selectText.10}"></label>
                 </div>
-                <div class="mb-3 text-center">
+                <div class="mb-3 text-left">
                   <input type="submit" id="submitBtn" th:value="#{watermark.submit}" class="btn btn-primary">
                 </div>
               </form>
@@ -144,4 +144,4 @@
       <th:block th:insert="~{fragments/footer.html :: footer}"></th:block>
     </div>
   </body>
-</html>
\ No newline at end of file
+</html>