app.css

html {
    font-family: Open Sans, Helvetica, Arial, sans-serif;
    cursor: -webkit-grab;
    cursor: -moz-grab;
    cursor: grab;
    height: 100%;
}

body {
    min-height: 100%;
    color: #fff;
    background-color: #384047;
    margin: 0;
    padding: 0;
    font-size: 14px;
    -webkit-text-size-adjust: none;
    position: relative;
}

a {
    color: #fff;
}

header{
    position: fixed;
    bottom: 0;
    margin: 0;
    padding: 20px;
}

header a {
    margin-left: 1em;
    opacity: .3;
    text-decoration: none;
}

header a:hover {
    opacity: .7;
    text-decoration: underline;
}

h1 {
    display: inline;
    font-size: 35px;
    font-weight: normal;
    line-height: 1em;
    opacity: .5;
    z-index: 3;
    font-weight: 300;
    white-space: nowrap;
}

#life {
    padding-top: 40px;
    padding-bottom: 5em;
}

#life section.year {
    min-height: 100%;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    border-left: 1px dashed rgba(255,255,255,.1);
    color: rgba(255,255,255,.3);
    position: absolute;
    top: 0;
    bottom: 0;
    padding-left: 10px;
    padding-top: 10px;
    pointer-events: none;
    font-weight: 300;
    white-space: nowrap;
}

#life .event {
    font-size: 16px;
    padding-right: 20px;
    vertical-align: middle;
    white-space: nowrap;
}

#life .event b {
    font-weight: normal;
    font-size: 18px;
    color: rgba(155,255,155,.5);
}

#life .event .time {
    display: inline-block;
    overflow: hidden;
    height: 0;
    border: 4px solid #fff;
    border-radius: 4px;
    margin-right: 10px;
    opacity: .3;
    position: relative;
    left: -2px;
}

#life .event:hover .time {
    opacity: .5;
}