diff --git a/src/component/layout/index.css b/src/component/layout/index.css
index 66ed5fb7..68298dd1 100644
--- a/src/component/layout/index.css
+++ b/src/component/layout/index.css
@@ -4,7 +4,7 @@
 
 :root {
   --layout-space: 0.05em;
-  --layout-line-width: 0.2em;
+  --layout-line-width: 0.25em;
 }
 
 :root {