.product_tooltip {
    position: relative;
    display: inline-block;
    border-bottom: 2px dotted black;
    font-weight: 700;
    cursor: pointer;
}

.product_tooltiptext {
    font-weight: 400;
    display: none;
    min-width: 500px;
    background-color: #fff;
    border-radius: 6px;
    border: 1px solid gray;
    padding: 20px;
    position: absolute;
    z-index: 1;
}

.product_tooltip:hover .product_tooltiptext {
    display: block;
}