@media screen and (max-width: 768px) {
    .jumbotron {
      background-color: rgb(70, 195, 218);
      padding-top: 100px;
    }

    .col-sm-4 {
      text-align: center;
      margin: 25px 0;
    }

    .btn-lg {
      width: 100%;
      margin-bottom: 35px;
    }

    .side-img {
      height: 200px;
      box-shadow: 1px 1px 20px rgba(0, 0, 0, 0.2);
      border-radius: 10px;
    }
  }