diff --git a/theme/css/theme.css b/theme/css/theme.css
index 7248031..f8bde7b 100644
--- a/theme/css/theme.css
+++ b/theme/css/theme.css
@@ -121,6 +121,7 @@
 
 .md-search__form {
     margin-bottom: -3px;
+    width: 400px;
 }
 
 .md-breadcrump-main {