.bar__wrapper {
    margin: 0 auto;
    min-width: 1px;
    width: 65%;
    max-width: 65px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.stack {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    position: relative;
    height: inherit;
}

.stack__caption {
    text-align: center;
    width: 100%;
    margin-bottom: 5px;
    color: #000;
}

.bar {
    position: relative;
    width: 100%;
}

.bar__caption {
    position: absolute;
    text-align: center;
    width: 100%;
    margin: auto;
    bottom: 0;
    top: 0;
    height: 1em;
    font-weight: 500;
    color: #ffffff;
    font-size: 1em;
}

.bar__caption-out .bar__caption {
    bottom: 100%;
    margin-bottom: 7px;
    color: #000;
    opacity: .4;
}

.bar-fill__lightViolet20 {
    background-color: #b1528e;
}

.bar-fill__darkBlue20 {
    background-color: #43549a;
}

.bar-fill__blue20 {
    background-color: #4695eb;
}

.bar-fill__violet20 {
    background-color: #79438b;
}

.axis {
    border-top: 1px solid #dcdcdc;
    width: 100%;
}

.axis__caption {
    color: #000;
    text-align: center;
    padding: 0 5px;
    margin-top: 15px;
    font-size: 1em;
    font-weight: 500;
}

.bar__tooltip {
    display: none;
    position: absolute;
    bottom: 50%;
    left: 50%;
    transform: translateX(-50%);
    background: #ffffff;
    color: #000000;
    border: 1px solid #000000;
    border-radius: 10px;
    padding: 10px 8px;
    z-index: 10;
    line-height: 22px;
    text-align: center;
    margin-bottom: 14px;
}

.bar__tooltip:before {
    content: "";
    position: absolute;
    bottom: -11px;
    /*i.e. half the height*/
    left: -webkit-calc(100% - 10px);
    /*may require prefix for old browser support*/
    left: calc(50% - 10px);
    height: 20px;
    width: 20px;
    background: #ffffff;
    transform: rotate(45deg);
    border-bottom: inherit;
    border-right: inherit;
    box-shadow: inherit;
}

.bar:hover .bar__tooltip {
    display: block;
}