/* The actual timeline (the vertical ruler) */
.main-timeline {
    position: relative;
  }
  
  /* The actual timeline (the vertical ruler) */
  .main-timeline::after {
    content: "";
    position: absolute;
    width: 6px;
    background-color: #939597;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
  }
  
  /* Container around content */
  .timeline {
    position: relative;
    background-color: inherit;
    width: 50%;
  }
  
  /* The circles on the timeline */
  .timeline::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    right: -9px;
    background-color: #198754;
    top: 15px;
    border-radius: 50%;
    z-index: 1;
  }
  
  /* Place the container to the left */
  .left {
    padding: 0px 40px 20px 0px;
    left: 0;
  }
  
  /* Place the container to the right */
  .right {
    padding: 0px 0px 20px 40px;
    left: 50%;
  }
  
  /* Add arrows to the left container (pointing right) */
  .left::before {
    content: " ";
    position: absolute;
    top: 18px;
    z-index: 1;
    right: 30px;
    border: medium solid white;
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent rgb(175, 175, 175);
  }
  
  /* Add arrows to the right container (pointing left) */
  .right::before {
    content: " ";
    position: absolute;
    top: 18px;
    z-index: 1;
    left: 30px;
    border: medium solid white;
    border-width: 10px 10px 10px 0;
    border-color: transparent rgb(175, 175, 175) transparent transparent ;
  }
  
  /* Fix the circle for containers on the right side */
  .right::after {
    left: -9px;
  }
  
  /* Media queries - Responsive timeline on screens less than 600px wide */
  @media screen and (max-width: 600px) {
    /* Place the timelime to the left */
    .main-timeline::after {
      left: 31px;
    }
  
    /* Full-width containers */
    .timeline {
      width: 100%;
      padding-left: 70px;
      padding-right: 25px;
    }
  
    /* Make sure that all arrows are pointing leftwards */
    .timeline::before {
      left: 60px;
      border: medium solid white;
      border-width: 10px 10px 10px 0;
      border-color: transparent rgb(175, 175, 175) transparent transparent;
    }
  
    /* Make sure all circles are at the same spot */
    .left::after,
    .right::after {
      left: 22px;
    }
  
    .left::before {
      right: auto;
    }
  
    /* Make all right containers behave like the left ones */
    .right {
      left: 0%;
    }
  }