.agentPage {
    background-image: url('../images/Agent1.jpg');
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: scroll;
  }
  
  @media screen and (min-width: 992px) {
    .miniHero {
      background-position-y: -150px;
    }
  }
  .center{
    height: 25vh; /* Magic here */
    background-color: yellow;
    display: flex;
    justify-content: center;
    align-items: center;
  }