.bs-stepper-header {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    margin-top: 40px;
    margin-bottom: 20px;
  }
  
  @media (max-width: 520px) {
    .bs-stepper-header {
      margin: 0 -10px;
      text-align: center;
    }
    #rentdata {
        position: initial !important;
        margin-top: 30px;
    }
  }
  
  .bs-stepper-circle {
    display: -ms-inline-flexbox;
    display: inline-flex;
    -ms-flex-line-pack: center;
    align-content: center;
    -ms-flex-pack: center;
    justify-content: center;
    width: 2em;
    height: 2em;
    padding: .5em 0;
    margin: .25rem;
    line-height: 1em;
    color: #fff;
    background-color: #6c757d;
    border-radius: 1em;
  }
  .bs-stepper-label {
    display: inline-block;
    margin: .25rem;
  }
  .step.current-step .bs-stepper-circle {
    background-color: #1a7eb5;
  }
  .line {
    -ms-flex: 1 0 32px;
    flex: 1 0 32px;
    min-width: 1px;
    min-height: 1px;
    margin: auto;
    background-color: rgba(0, 0, 0, .12);
  }
  
  @media (max-width: 400px) {
    .line {
        -ms-flex-preferred-size: 20px;
        flex-basis: 20px;
    }
  }