diff --git a/frontend/web/css/style.css b/frontend/web/css/style.css
index c1fa421..1359322 100755
--- a/frontend/web/css/style.css
+++ b/frontend/web/css/style.css
@@ -1060,7 +1060,7 @@ ul.main-menu li:first-child ul li a:before {display: none;}
 .modal-form, #success-form {
     width: 810px;
     background: #fff;
-    position: absolute;
+    position: fixed;
     left: 50%;
     margin-left: -405px;
     top: 20px;
diff --git a/frontend/web/css/style.min.css b/frontend/web/css/style.min.css
index 5ea7a6a..6faafb8 100755
--- a/frontend/web/css/style.min.css
+++ b/frontend/web/css/style.min.css
@@ -1214,7 +1214,7 @@ ul.main-menu li:first-child ul li a:before {
 #success-form, .modal-form {
     width: 810px;
     background: #fff;
-    position: absolute;
+    position: fixed;
     left: 50%;
     margin-left: -405px;
     top: 20px;
--
libgit2 0.21.4