diff --git a/src/components/Layout.module.scss b/src/components/Layout.module.scss
index d0f410ba7..c377b5e87 100644
--- a/src/components/Layout.module.scss
+++ b/src/components/Layout.module.scss
@@ -6,7 +6,7 @@
 
 .main {
   display: grid;
-  grid-template-columns: auto minmax(0, 1fr);
+  grid-template-columns: 300px minmax(0, 1fr);
   width: 100%;
 }