/* ƒ{ƒ^ƒ“ */
.box_btn {
  text-align: center;
  margin: 20px 0px 40px 0px;
}
#btn {
  width: 220px;
  height: 60px;
  background-color: #5CC900;
  color: #FFFFFF;
  font-size: 18px;
  font-weight: bold;
}