diff --git a/public/assets/styles.portal.css b/public/assets/styles.portal.css
index 090758b..917618d 100644
--- a/public/assets/styles.portal.css
+++ b/public/assets/styles.portal.css
@@ -82,3 +82,9 @@ body.sg-otc-order-overlay-open {
   width: 100%;
   max-width: none;
 }
+
+@media (max-width: 767px) {
+  .sg-large-table--bestellungen .sg-search-field-input {
+    width: min(100%, calc(var(--layout-search-field-width) * 0.75));
+  }
+}