diff --git a/imgsrc/srv/full-screen.svg b/imgsrc/srv/full-screen.svg
new file mode 100644
index 0000000000..987dc1c35d
--- /dev/null
+++ b/imgsrc/srv/full-screen.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 18 18"><path d="M4.5 11H3v4h4v-1.5H4.5V11zM3 7h1.5V4.5H7V3H3v4zm10.5 6.5H11V15h4v-4h-1.5v2.5zM11 3v1.5h2.5V7H15V3h-4z"/></svg>