Big Orange Button With Centered Text

CSS For a Big Orange Button

.new_trip_btn {
  font-size: 8rem;
  color: white;
  background: orange;
  border-radius: 50%;
  border-width: 20px;
  width: 600px;
  height: 600px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 360px;
}

Title Inside Button

.new_trip_btn .title {
  text-align: center;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  padding-top: 180px;
}