.activity-stream {
    position: relative;
    &::before {
      content: '';
      position: absolute;
      top: 42px;
      bottom: 0;
      left: ($card-spacer-x + 1.25rem);
      width: 1px;
    }
    .card, .card-header {
      background-color: transparent!important;
      border: 0;
    }
    .card-header::after {
      display: none;
    }
    .card-body {
      padding-top: 0;
      padding-left: 78px;
    }
  }