diff --git a/generator/_assets/styles/less/header.less b/generator/_assets/styles/less/header.less
index ccc91d149..fa949de82 100755
--- a/generator/_assets/styles/less/header.less
+++ b/generator/_assets/styles/less/header.less
@@ -41,7 +41,8 @@
       flex-direction: column;
       background: #FFFFFF;
       z-index: 10;
-      width: 24.3rem;
+      width: calc(433px + (243 - 433) / (320 - 1023) * (100vw - 1023px));
+      min-width: 24.3rem;
       order: 10;
       right: 0;
       position: fixed;