.tooltip {
    position: relative;
    display: inline-block;
    border-bottom: 1px solid #8684d3;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 250px;
    background-color: white;
    color: black;
    text-align: left;
    border-radius: 6px;
    padding: 15px;
    position: absolute;
    z-index: 1;
    bottom: 150%;
    left: 50%;
    margin-left: -60px;
    font-size: 0.8em;
    line-height: 1.5em;
}

.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 10%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: white transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
}