@media screen and (min-width: 768px) { /* On Desktop */
  body {
    background-color: #194056;
  }

  .section {
    border-radius: 30px;
    margin: 0;
    position: absolute;
    top: 40%;
    left: 50%;
    -ms-transform: translate(-50%, -40%);
    transform: translate(-50%, -40%);
  }
}

@media screen and (max-width: 768px) { /* On Mobile */
  body {
    margin: 0px;
    padding-top: 40%;
    background-color: #ffffff;
  }

  .section{
    border: 0px;
    padding: 0rem 5rem;
  }

  .display-3{
    font-size: 6rem;
  }

  .lead{
    font-size: 1.75rem;
    margin-bottom: 3rem;
  }

  .btn{
    font-size: 1.5rem;
    padding: 1.5rem 3rem;
    margin: 0rem 2rem;
  }
}