1 files changed, 132 insertions, 0 deletions
diff --git a/toolkit/themes/shared/popupnotification.css b/toolkit/themes/shared/popupnotification.css
new file mode 100644
index 0000000000..6b795bfdd5
--- /dev/null
+++ b/toolkit/themes/shared/popupnotification.css
@@ -0,0 +1,132 @@
+/* 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/. */
+
+.popup-notification-panel::part(content) {
+  /* To keep the rounded borders of the panel, we use overflow: hidden; from the
+   * panel-no-padding class to ensure the contents are clipped to the border box.
+   * That causes us to override the "display" property so that the height of the
+   * contents is computed correctly. */
+  display: flex;
+  /* Make multiple popupnotifications stack vertically. */
+  flex-direction: column;
+}
+
+.popup-notification-panel > popupnotification:not([hidden]) {
+  /* Since the anonymous parent (::part(content)) has display: flex, sizing
+   * computations work better with display: block; than with the XUL default
+   * display: flex;
+   * TODO(emilio): we can probably remove this. */
+  display: block;
+}
+
+popupnotification {
+  font: caption;
+}
+
+popupnotificationcontent {
+  margin-top: .5em;
+}
+
+.popup-notification-header-container,
+.popup-notification-footer-container {
+  display: flex;
+  /** Padding + Icon width + border-radius + popup-notification-body-width **/
+  max-width: calc(2 * var(--arrowpanel-padding) + 32px + 4px + var(--popup-notification-body-width));
+}
+
+.popup-notification-body-container {
+  padding: var(--arrowpanel-padding);
+}
+
+.popup-notification-icon {
+  width: 32px;
+  height: 32px;
+  margin-inline-end: var(--arrowpanel-padding);
+}
+
+.popup-notification-body {
+  width: var(--popup-notification-body-width);
+  flex: 1 auto;
+}
+
+.popup-notification-closebutton {
+  margin-inline-end: -8px;
+  margin-top: -8px;
+}
+
+.popup-notification-origin:not([value]),
+.popup-notification-learnmore-link:not([href]) {
+  display: none;
+}
+
+.popup-notification-origin {
+  margin-bottom: .3em !important;
+}
+
+.popup-notification-hint-text {
+  margin-top: .5em !important;
+}
+
+.popup-notification-hint-text:empty {
+  display: none;
+}
+
+.popup-notification-secondary-button:not([dropmarkerhidden="true"]) {
+  border-start-end-radius: 0;
+  border-end-end-radius: 0;
+}
+
+/**
+ * The focus ring is an outline thicker than 1px, meaning that for split buttons,
+ * if the main button part of the split button has :focus-visible, the ring will
+ * be partially hidden behind the dropmarker button. We work around this by
+ * temporarily boosting the z-index of the main button while showing its focus
+ * ring.
+ */
+.popup-notification-secondary-button:not([dropmarkerhidden="true"]):focus-visible {
+  z-index: 2;
+}
+
+.popup-notification-dropmarker {
+  border-start-start-radius: 0 !important;
+  border-end-start-radius: 0 !important;
+  margin-inline-start: 1px !important;
+  padding: 8px !important;
+  max-width: 32px;
+}
+
+.popup-notification-dropmarker > .button-box > hbox {
+  display: none;
+}
+
+.popup-notification-dropmarker > .button-box > .button-menu-dropmarker {
+  appearance: none;
+  display: flex;
+  content: url(chrome://global/skin/icons/arrow-down.svg);
+  -moz-context-properties: fill;
+  fill: currentColor;
+}
+
+.popup-notification-warning {
+  color: #d74345;
+}
+
+.popup-notification-icon:not([hasicon]) {
+  display: none;
+}
+
+.popup-notification-icon {
+  height: 16px;
+  width: 16px;
+  margin-inline-end: 6px;
+}
+
+.popup-notification-checkbox > .checkbox-label-box > .checkbox-label {
+  opacity: 0.7;
+}
+
+.popup-notification-learnmore-link {
+  text-decoration: underline;
+  margin-block: 4px 0;
+}