html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

.wrapper {
    height: 100%;
}

.vert {
    position: absolute;
    right: 0;
    left: 0;
}

.first {
    top: 60px;
}

.second {
    top: calc(200px + 20%);
}

.third {
    top: calc(50px + 25%);
}

.forth {
    top: calc(50px + 55%);
}