Commit latest design, styling & functionality

src/helpers.ts

@@ -36,4 +36,8 @@ export function truncated(input: string, maxLength: number, ellipsis = "...") {
  */
 export function classNames(...classes: (string | null | undefined)[]) {
   return classes.filter(Boolean).join(" ");
-}
+}
+
+export function preventDefault(event: SyntheticEvent | Event) {
+  event.preventDefault();
+}