diff --git a/src/material/BottomSheet.css b/src/material/BottomSheet.css
index 5dbd799..c0f2803 100644
--- a/src/material/BottomSheet.css
+++ b/src/material/BottomSheet.css
@@ -50,8 +50,8 @@
       height: 100vh;
       height: 100dvh;
 
-      contain-intrinsic-size: 100% 100vh;
-      contain-intrinsic-size: 100% 100dvh;
+      contain-intrinsic-size: auto 100vw 100vh;
+      contain-intrinsic-size: auto 100dvw 100dvh;
     }
   }