diff --git a/public/static/index/pc/css/orico_header.css b/public/static/index/pc/css/orico_header.css
index 96c3685d..18788ab3 100755
--- a/public/static/index/pc/css/orico_header.css
+++ b/public/static/index/pc/css/orico_header.css
@@ -5,7 +5,7 @@
 .header-PC #header {
   margin: 0 auto;
   height: 3.75rem;
-  width: 1920px;
+  max-width: var(--max-width); 
   position: fixed;
   top: 0;
   display: flex;