*{
    box-sizing: border-box;
}

/* 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: #0b818d;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
}

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

/* The circles on the timeline */
.timelineContainer::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 25px;
    right: -13px;
    background-color: white;
    border: 4px solid #0b818d;
    top: 2em;
    border-radius: 50%;
    z-index: 1;
}

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

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


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

/* The actual content */
.timelineContent {
    padding: 20px 30px;
    background-color: white;
    position: relative;
    border-radius: 6px;
    border: 3px solid #0b818d;
}

/* Media queries - Responsive timeline on screens less than 1250px wide */
@media screen and (max-width: 1250px) {
    /* Place the timelime to the left */
    .timeline::after {
        left: 31px;
    }

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

    /* Make sure all circles are at the same spot */
    .left::after, .right::after {
        left: 18px;
    }

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