diff --git a/web/themes/custom/materiotheme/assets/dist/main.css b/web/themes/custom/materiotheme/assets/dist/main.css
index e3ce970..a856648 100644
--- a/web/themes/custom/materiotheme/assets/dist/main.css
+++ b/web/themes/custom/materiotheme/assets/dist/main.css
@@ -1481,7 +1481,7 @@ header[role="banner"] {
       border-radius: 14px;
       padding: 0.3em;
       color: #666; }
-    header[role="banner"] #block-materiosapisearchblock #materio-sapi-search-form #edit-submit {
+    header[role="banner"] #block-materiosapisearchblock #materio-sapi-search-form .button.form-submit {
       border: 0;
       text-indent: 50px;
       overflow: hidden;
diff --git a/web/themes/custom/materiotheme/assets/styles/main.scss b/web/themes/custom/materiotheme/assets/styles/main.scss
index b2ccb21..e8a7bfe 100644
--- a/web/themes/custom/materiotheme/assets/styles/main.scss
+++ b/web/themes/custom/materiotheme/assets/styles/main.scss
@@ -382,7 +382,7 @@ header[role="banner"]{
         color:#666;
       }
 
-      #edit-submit{
+      .button.form-submit{
         border:0;
         text-indent: 50px;
         overflow: hidden;