#wrapper {
    position: relative;
}

.branch {
    position: relative;
    margin-left: 250px;
}

    .branch:before {
        content: "";
        width: 50px;
        border-top: 2px solid #9a9a9a;
        position: absolute;
        left: -100px;
        top: 50%;
        margin-top: 1px;
    }

.entry {
    position: relative;
    min-height: 60px;
}

    .entry:before {
        content: "";
        height: 100%;
        border-left: 2px solid #9a9a9a;
        position: absolute;
        left: -50px;
    }

    .entry:after {
        content: "";
        width: 50px;
        border-top: 2px solid #9a9a9a;
        position: absolute;
        left: -50px;
        top: 50%;
        margin-top: 1px;
    }

    .entry:first-child:before {
        width: 10px;
        height: 50%;
        top: 50%;
        margin-top: 2px;
        border-radius: 10px 0 0 0;
    }

    .entry:first-child:after {
        height: 10px;
        border-radius: 10px 0 0 0;
    }

    .entry:last-child:before {
        width: 10px;
        height: 50%;
        border-radius: 0 0 0 10px;
    }

    .entry:last-child:after {
        height: 10px;
        border-top: none;
        border-bottom: 2px solid #9a9a9a;
        border-radius: 0 0 0 10px;
        margin-top: -9px;
    }

    .entry.sole:before {
        display: none;
    }

    .entry.sole:after {
        width: 50px;
        height: 0;
        margin-top: 1px;
        border-radius: 0;
    }

.label {
    display: block;
    min-width: 150px;
    padding: 5px 10px;
    line-height: 20px;
    text-align: center;
    border: 2px solid ;
    border-radius: 5px;
    position: absolute;
    left: 0;
    top: 50%;
    margin-top: -15px;
    color: black;
}