* {
	font-family: Arial, 'Calibri';
}


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

section {
  margin-bottom: 30px;
}

section h1 {
  margin-top: 20px;
  position: relative;
  text-align: center;
}

/* The actual timeline (the vertical ruler) */
.timeline::after {
  content: '';
  position: absolute;
  width: 6px;
  background-color: rgb(47, 47, 47);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -3px;
}

/* Container around content */
.containers {
  padding: 10px 40px;
  position: relative;
  background-color: inherit;
  width: 50%;
}

/* The circles on the timeline */
.containers::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 25px;
  right: -13px;
  background-color: rgb(47, 47, 47);
  top: 15px;
  border-radius: 50%;
  z-index: 1;
}

/* Place the container to the left */
.left {
  left: 0;
  text-align: right;
}

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

/* Add arrows to the left container (pointing right) */
.left::before {
  content: " ";
  height: 0;
  position: absolute;
  top: 22px;
  width: 0;
  z-index: 1;
  right: 30px;
  border: black;
  border-width: 10px 0 10px 10px;
  border-color: transparent transparent transparent black;
}

/* Add arrows to the right container (pointing left) */
.right::before {
  content: " ";
  height: 0;
  position: absolute;
  top: 22px;
  width: 0;
  z-index: 1;
  left: 30px;
  border: black;
  border-width: 10px 0 10px 10px;
  border-color: transparent transparent transparent black;
}

/* Fix the circle for containers on the right side */
.right::after {
  left: -13px;
}

/* The actual content */
.content {
  padding: 2px 3px;
  position: relative;
}

/* Remove bullets from list */
.content ul {
  list-style-type: none;
  padding-left: 20px;
}