.tooltip{position:relative;display:inline-block;border-bottom:1px dotted black}.tooltip .tooltiptext{visibility:hidden;width:300px;background-color:#003C71;color:#fff;text-align:center;padding:8px 8px;border-radius:6px;position:absolute;z-index:1;bottom:100%;left:50%;margin-left:-60px;opacity:0;transition:opacity 1s}.tooltip .tooltiptext::after{content:" ";position:absolute;top:100%;left:50%;margin-left:-5px;border-width:5px;border-style:solid;border-color:#003C71 transparent transparent transparent}.tooltip:hover .tooltiptext{visibility:visible;opacity:1}