2 files changed, 33 insertions, 0 deletions
diff --git a/core/misc/components/item-list.module.css b/core/misc/components/item-list.module.css
new file mode 100644
index 00000000000..2d23ee5bd33
--- /dev/null
+++ b/core/misc/components/item-list.module.css
@@ -0,0 +1,19 @@
+/**
+ * @file
+ * Styles for item list.
+ */
+
+.item-list__comma-list,
+.item-list__comma-list li {
+  display: inline;
+}
+.item-list__comma-list {
+  margin: 0;
+  padding: 0;
+}
+.item-list__comma-list li::after {
+  content: ", ";
+}
+.item-list__comma-list li:last-child::after {
+  content: "";
+}
diff --git a/core/misc/components/reset-appearance.module.css b/core/misc/components/reset-appearance.module.css
new file mode 100644
index 00000000000..59741a85ce8
--- /dev/null
+++ b/core/misc/components/reset-appearance.module.css
@@ -0,0 +1,14 @@
+/*
+ * @file
+ * Utility class to remove browser styles, especially for button.
+ */
+
+.reset-appearance {
+  margin: 0;
+  padding: 0;
+  border: 0 none;
+  background: transparent;
+  line-height: inherit;
+  -webkit-appearance: none;
+  appearance: none;
+}