Add Suggested Search

Closes #5 (closed)

src/cryptometrics/components/dropdown/DropdownItem.js

 import classNames from "classnames";
 import React from "react";
 
-function DropdownItem({ children, onClick, selected, disabled }) {
+function DropdownItem({ children, className, onClick, selected, disabled }) {
   return (
     <div
-      className={classNames("py-2 px-4 rounded-xl mx-2", {
+      className={classNames(className, "py-2 px-4 rounded-xl mx-2", {
         "opacity-75 dark:text-gray-500": disabled,
         "bg-white dark:text-black": selected,
         "hover:bg-dark-600 dark:text-white cursor-pointer":