body{margin:0}.playground{padding:10px 20px 20px;border-radius:5px;margin:20px;display:none}.head{display:flex;justify-content:space-between;margin-bottom:10px}.left,.right{display:flex;gap:10px}.button{border-radius:3px;cursor:pointer}.playground select{border:none;background-color:transparent;color:inherit;width:fit-content;outline:none}