1 files changed, 44 insertions, 0 deletions
diff --git a/browser/fxr/content/common.css b/browser/fxr/content/common.css
new file mode 100644
index 0000000000..512be5aee7
--- /dev/null
+++ b/browser/fxr/content/common.css
@@ -0,0 +1,44 @@
+/* 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/. */
+
+ * {
+  margin: 0;
+  padding: 0;
+  user-select: none;
+
+  font-family: 'Open Sans', sans-serif;
+}
+
+.modal_mask:not([hidden]) {
+  background-color: #00CC00;
+
+  height: 100%;
+  width: 100%;
+
+  position: absolute;
+  top: 0;
+  left: 0;
+}
+
+.modal_container:not([hidden]) {
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  align-items: center;
+
+  height: 100%;
+  width: 100%;
+
+  position: absolute;
+  top: 0;
+  left :0;
+}
+
+.modal_hide {
+  display: none;
+}
+
+.modal_content {
+  position: absolute;
+}