.flexible {
    visibility:hidden;
}

input[type=checkbox]:checked + .flexible {
    visibility:visible;
}

.popular-label{
    background: #fff;
    color: #1F879D;
    border-radius: 5px;
    font-style: normal!important;
    border: 1px solid;
    font-size: 12px;
    padding: 5px 5px;
    line-height: 12px;
    float: right;
    font-weight: 700;
  }

  .pb-20{
    padding-bottom: 20px;
  }

  .pb-5{
    padding-bottom: 5px;
  }

  .package__details .special-offer-label {
    display: block;
    font-style: italic;
    color: #fff;
    padding: 0;
    margin-bottom: 1.75em;
}
.alertMessage{
              width: 50%;
              margin-left: auto;
              margin-right: auto;
              display: block;
            }
          .alert-p
        {
          color: #1f879d
        }
        .pt-5{
          padding: 3px 0;
        }