searchTextField method Null safety

Implementation

Widget searchTextField() {
  return Container(
    color: Colors.white,
    padding: EdgeInsets.only(left: 20, right: 20),
    height: 50,
    alignment: Alignment.center,
    child: TextField(
      controller: searchCon,
      decoration: InputDecoration(
        border: InputBorder.none,
        hintText: "주소 입력",
        hintStyle: TextStyle(color: Color(0xFFA0A0A0)),
      ),
    ),
  );
}