.hidden {
  display:none;
  background:red;
}
.marker {

}
.active {
  color:green;
  background:#9f9;
}
.inactive {
  color:gray;
}
table {
  text-align:center;
  border-collapse: collapse;
}
td {
  padding:0.0em 1.2em;
  border: thin solid gray;
}
.tableHeader {
  font-weight: bold;
}


.tooltip {
  position: relative;
  display: inline-block;
  border-bottom: 1px dotted black;
  cursor: default;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 110px;
  background-color: #555;
  color: #fff;
  text-align: center;
  border-radius: 3px;
  padding: 5px 0;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -55px;
  opacity: 0;
  transition: opacity 0.3s;
}

.tooltip .tooltiptextwide {
  visibility: hidden;
  width: 160px;
  background-color: #555;
  color: #fff;
  text-align: center;
  border-radius: 3px;
  padding: 5px 0;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -80px;
  opacity: 0;
  transition: opacity 0.3s;
}

.tooltip .tooltiptextwide::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
}

.tooltip:hover .tooltiptextwide {
  visibility: visible;
  opacity: 1;
}

.tooltip .tooltiptext::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}