ul.timeline {
    list-style-type: none;
    position: relative;
}

ul.timeline:before {
    content: ' ';
    background: #d4d9df;
    display: inline-block;
    position: absolute;
    left: 29px;
    width: 2px;
    height: 100%;
    z-index: 400;
}

ul.timeline > li {
    margin: 40px 0;
    padding-left: 40px;
}

ul.timeline > li:before {
    content: ' ';
    background: #478ac9;
    display: inline-block;
    position: absolute;
    border-radius: 50%;
    border: 5px solid #065385;
    left: 10px;
    width: 40px;
    height: 40px;
    z-index: 400;
}