* {
    box-sizing: border-box;
}

body {
    background-color: white;
    font-family: Helvetica, sans-serif;
}

/* The actual timeline (the vertical ruler) */
.timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

/* The actual timeline (the vertical ruler) */
.timeline::after {
    content: '';
    position: absolute;
    width: 6px;
    background-color: rgb(0, 181, 130);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
}

/* Container around content */
.container {
    padding: 20px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

/* The circles on the timeline */
.container::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 25px;
    right: -17px;
    background-color: white;
    border: 4px solid rgb(0, 181, 130);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
}

/* Place the container to the left */
.left {
    left: 0;
}

/* Place the container to the right */
.right {
    left: 50%;
}

/* Add arrows to the left container (pointing right) */
.left::before {
    content: " ";
    height: 0;
    position: absolute;
    top: 40px;
    width: 0;
    z-index: 1;
    right: 30px;
    border: medium solid rgb(218, 249, 241);
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent rgb(218, 249, 241);
}

/* Add arrows to the right container (pointing left) */
.right::before {
    content: " ";
    height: 0;
    position: absolute;
    top: 40px;
    width: 0;
    z-index: 1;
    left: 30px;
    border: medium solid rgb(218, 249, 241);
    border-width: 10px 10px 10px 0;
    border-color: transparent rgb(218, 249, 241) transparent transparent;
}

/* Fix the circle for containers on the right side */
.right::after {
    left: -16px;
}

/* The actual content */

.content {
    padding: 0 18px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease-out;
    background-color: rgb(0, 181, 130);
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 15px;
    border-radius: 10px;
  }

h2 {
    color: rgb(0, 181, 130);
}
h4{
  color: rgb(130,  149, 141)
}

p {
    color: white;
}

.title {
    text-align: center;
}

/* Media queries - Responsive timeline on screens less than 600px wide */
@media screen and (max-width: 600px) {

    /* Place the timelime to the left */
    .timeline::after {
        left: 31px;
    }

    /* Full-width containers */
    .container {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }

    /* Make sure that all arrows are pointing leftwards */
    .container::before {
        left: 60px;
        border: medium solid rgb(218, 249, 241);
        border-width: 10px 10px 10px 0;
        border-color: transparent rgb(218, 249, 241) transparent transparent;
    }

    /* Make sure all circles are at the same spot */
    .left::after,
    .right::after {
        left: 15px;
    }

    /* Make all right containers behave like the left ones */
    .right {
        left: 0%;
    }
}


/* collapse */

.collapsible {
    background-color: rgb(218, 249, 241);
    color: rgb(0, 181, 130);
    cursor: pointer;
    padding: 18px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 15px;
    border-radius: 10px;
  }
  
  .active, .collapsible:hover {
    background-color: rgb(218, 249, 241);
  }

  /* button */

  .button {
    border-radius: 4px;
    background-color: rgb(0, 181, 130);
    border: none;
    color: rgb(218, 249, 241);
    text-align: left;
    font-size: 18px;
    padding: 10px;
    width: 100px;
    transition: all 0.5s;
    cursor: pointer;
    margin: 5px;
  }
  
  .button span {
    cursor: pointer;
    display: inline-block;
    position: relative;
    transition: 0.5s;
    text-decoration-line: underline;
  }
  
  .button span:after {
    content: '\00bb';
    position: absolute;
    opacity: 0;
    top: 0;
    right: -20px;
    transition: 0.5s;
  }
  
  .button:hover span {
    padding-right: 25px;
    -ms-transform: scale(1.5); 
    -webkit-transform: scale(1.5); 
    transform: scale(1.5); 
  }
  
  .button:hover span:after {
    opacity: 1;
    right: 0;
  }


  ul.breadcrumb {
    padding: 10px 16px;
    list-style: none;
    background-color: rgb(0, 181, 130);
    margin: 0%;
  }
  ul.breadcrumb li {
    display: inline;
    font-size: 18px;
  }
  ul.breadcrumb li+li:before {
    padding: 8px;
    color: white;
    content: ">\00a0";
  }
  ul.breadcrumb li a {
    color: white;
    text-decoration: none;
  }
  ul.breadcrumb li a:hover {
    color: #01447e;
    text-decoration: underline;
  }

  #myBtn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 30px;
    z-index: 99;
    font-size: 18px;
    border: none;
    outline: none;
    background-color: rgb(0,  181, 130);
    color: white;
    cursor: pointer;
    padding: 25px;
    border-radius: 35px;
  }
  
  #myBtn:hover {
    background-color:lightgray;
  }


  .arrow {
    border: solid white;
    border-width: 0 5px 5px 0;
    display: inline-block;
    padding: 5px;
  }

  .up {
    transform: rotate(-135deg);
    -webkit-transform: rotate(-135deg);
  }