Feature- Rich Dropdown - Copy this Html, Bootstrap Component to your project

When I click to this button, I want it open a drop down menu: <button type="button" className="feature button start of line min w 200px w fit " onClick={() => this.changePage(pageUrls.TRANG_CHU)} > <div className="icon container" aria hidden="true"> <img src="assets/buttons/home.png" className="pad 5px icosqr 30px cover"/> </div> <div className="pad 5px w 100 flx col cen aln cen"> {pages.TRANG_CHU.map ((item, index) => <span className="ws no wrap" key={index}>{item}</span>)} </div> </button>