1 files changed, 41 insertions, 0 deletions
diff --git a/devtools/client/shared/components/List.css b/devtools/client/shared/components/List.css
new file mode 100644
index 0000000000..1d0f668180
--- /dev/null
+++ b/devtools/client/shared/components/List.css
@@ -0,0 +1,41 @@
+/* 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/. */
+
+/* List */
+
+.list {
+  background-color: var(--theme-sidebar-background);
+  list-style-type: none;
+  padding: 0;
+  margin: 0;
+  width: 100%;
+  white-space: nowrap;
+  overflow: auto;
+}
+
+.list:focus, .list .list-item-content:focus {
+  outline: 0;
+}
+
+.list::-moz-focus-inner, .list .list-item-content::-moz-focus-inner {
+  border: 0;
+}
+
+.list li.current {
+  background-color: var(--theme-toolbar-hover);
+}
+
+.list:focus li.current, .list li.active.current {
+  background-color: var(--theme-emphasized-splitter-color);
+}
+
+.list:focus li:not(.current):hover,
+.list:not(:focus) li:not(.active):hover {
+  background-color: var(--theme-selection-background-hover);
+}
+
+.list .list-item-content:not(:empty) {
+  font-size: 12px;
+  overflow: auto;
+}