diff --git a/browser/components/screenshots/overlay/overlay.css b/browser/components/screenshots/overlay/overlay.css
index a2cd691cfcfa7f54f275fcafbb3c6d1a5ef78f0d..bee7703d32404ce3b882e02aa4e60bdad6d43c7f 100644
--- a/browser/components/screenshots/overlay/overlay.css
+++ b/browser/components/screenshots/overlay/overlay.css
@@ -200,6 +200,9 @@
   pointer-events: none;
   position: absolute;
   z-index: var(--screenshots-high-layer);
+  transition: all .1s;
+  border: 2px solid rgba(255,255,255,.4);
+  border-radius: 6px;
 }
 
 #top-background {
@@ -218,7 +221,7 @@
 }
 
 .bghighlight {
-  background-color: var(--background-color-overlay);
+  background-color: rgba(0, 0, 0, 0.5);
   position: absolute;
   overflow: clip;
   pointer-events: none;
