diff --git a/docfiles/target.css b/docfiles/target.css
new file mode 100644
index 00000000..7c0b6bcc
--- /dev/null
+++ b/docfiles/target.css
@@ -0,0 +1,5 @@
+#root .avatar .avatar-image {
+    background-image: url(https://az851932.vo.msecnd.net/pub/jovrytni/microbit.simplified.svg);
+    background-size: contain;
+    background-repeat: no-repeat;
+}