/* popup container */
.popup {
    position: relative;
    display: inline-block;
    border-bottom: 1px dotted black; /* If you want dots under the hoverable text */
}

/* popup text */
.popup .popuptext {
    visibility: hidden;
    width: 120px;
    background-color: black;
    color: #fff;
    text-align: center;
    padding: 5px 0;
    border-radius: 6px;
 
    /* Position the popup text - see examples below! */
    position: absolute;
    z-index: 1;
}

/* Show the popup text when you mouse over the popup container */
.popup:hover .popuptext {
    visibility: visible;
}
//footnote offset
//:target {
    //display: block;    
    //position: relative;     
    //top: -100px;
    //visibility: hidden;
//}