.main-vacancies__content {
  max-width: 800px;
  margin: 0 auto;
}

.main-vacancies__title {
  text-align: center;
  margin: 0 0 32px;
}

.main-vacancies__button {
  margin: 32px auto 0; 
}

@media screen and (max-width: 749px) {
  .main-vacancies__title {
    margin: 0 0 24px;
  }

  .main-vacancies__button {
    margin: 24px auto 0; 
  } 
}