diff --git a/packages/web-app-search/src/portals/SearchBar.vue b/packages/web-app-search/src/portals/SearchBar.vue
index 74099860247..29ca86a259e 100644
--- a/packages/web-app-search/src/portals/SearchBar.vue
+++ b/packages/web-app-search/src/portals/SearchBar.vue
@@ -321,6 +321,11 @@ export default {
         padding: 0 var(--oc-space-xlarge);
       }
 
+      .oc-width-expand {
+        display: flex;
+        width: 100%;
+      }
+
       input,
       input:not(:placeholder-shown) {
         background-color: var(--oc-color-input-bg);