body {
  font-family: Tahoma, Verdana, sans-serif;
  background-color: #000000;
  color: #ffff93;
}

/* Page structure */
.wrapper {
  min-height: 87vh;
  display: grid;
  place-items: center;
  margin: 0 1rem;
}
.content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}


/* Very light scaling for our illustration */
.picture {
  max-width: 85%;
  max-height: 800px;
  margin-top: 0.5rem;
}

/* Instructions */
.whatis {
  text-align:center;
  margin: 1rem auto 0;
}

a {
  color:#F71735;
}

.tooltip {
  position: relative;
  display: inline-block;
  border-bottom: 1px dotted #fff;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 240px;
  background-color: #333;
  color: #ffff93;
  text-align: center;
  border-radius: 6px;
  padding: 5px;
  font-size:80%;
  /* Position the tooltip */
  position: absolute;
  z-index: 1;
}

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