body {
    background-color: rgb(17, 17, 28, 1);
    color: oklch(90% 0.008 286.75);
    width: 210mm; /* A4 width */
    margin: 0 auto; /* Center the page */
    text-align: center;
    font-size: 112.5%;
    font-family: sans-serif;
}

header {
     text-align: center;
}

a {
  text-decoration: inherit;
  color: rebeccapurple;
}

th,td {
    padding: 15px;
}

table {
    border-collapse: collapse;

}

table,th,td {
    border: 1px solid #d5c6c6;
}

@media (prefers-color-scheme: dark) {
  body {
    background-color: rgb(17, 17, 28, 1);
    color: oklch(90% 0.008 286.75);
  }
  a {
    color: oklch(87.14% 0.031 7.09);
  }
}

@media (prefers-color-scheme: dark) and (prefers-contrast: more) {
  body {
    background-color: oklch(21.14% 0.021 285.75);
    color: oklch(90% 0.008 286.75);
  }
}

/*Tooltip text*/
.tooltip {
  position: relative;
  text-decoration: underline dotted;
}

.tooltip:hover {
  -webkit-animation-play-state: paused;
}

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

.info {      
  visibility:hidden;
  box-shadow:0 0 50px 0 rgba(0,0,0,.5);
  background-color: rgb(17, 17, 28, 1);
  border-radius: 4px;
  border: 1px solid oklch(90% 0.008 286.75); 
  bottom: 80%;
  display: block;
  left: 80%;
  padding: 1em;
  position: absolute;    
  width: 280px;
  z-index: 1;
}
.info.large {
  width: 480px;
}

abbr {
  font-style: italic;
  position: relative
}

abbr:hover::after {
  background: rgba(0,0,0,.5);
  border-radius: 4px;
  bottom: 100%;
  content: attr(title);
  display: block;
  left: 100%;
  padding: 1em;
  position: absolute;    
  width: 280px;
  z-index: 1;
}

footer {
  min-height: 35svh;
  display: flex;
  justify-content: center;
  align-items: end;
}

footer a {
  border-radius: 2px /* nicer outline */;
  text-align: center;
  vertical-align: center;
  opacity: 0.4;
  padding: 10px;
  margin: auto;
}