diff --git a/web/emulator/app.css b/web/emulator/app.css
index dcba074..e932e36 100644
--- a/web/emulator/app.css
+++ b/web/emulator/app.css
@@ -6,7 +6,8 @@
 .emu-device-card {
   padding: 24px;
   display: flex;
-  justify-content: center;
+  flex-direction: column;
+  align-items: center;
 }
 
 /* Outer chassis — orange anodised look, with subtle gradient + edge