1 files changed, 33 insertions, 0 deletions
diff --git a/browser/components/messagepreview/messagepreview.css b/browser/components/messagepreview/messagepreview.css
new file mode 100644
index 0000000000..f81c2d2623
--- /dev/null
+++ b/browser/components/messagepreview/messagepreview.css
@@ -0,0 +1,33 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+html {
+  position: fixed;
+}
+
+html,
+body {
+  height: 100%;
+  width: 100%;
+}
+
+body {
+  background: url(chrome://browser/content/messagepreview/limelight.svg)
+    center/contain no-repeat;
+  -moz-context-properties: fill, fill-opacity;
+  fill: var(--in-content-icon-color);
+  fill-opacity: 0.2;
+}
+
+.hint-box {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.hint {
+  max-width: 40em;
+  font-size: 1.2em;
+  text-align: center;
+}