/* style entire sheet */
body {
  background-color: aliceblue;
  font-family: Arial;
}

/* style headings */
h1, h3 {
  text-align: center;
}

h1 a:link {
  color: black;
  text-decoration: none;
  //padding: 2em;
}

/* style tables */
table {
  margin: auto;
  width: 50%;
}
table, th, td {
  background-color: linen;
  border: 1px solid black;
  border-collapse: collapse;
}
th, td {
  padding-left: 5px;
  padding-right: 5px;
  text-align: center;
}
thead th {
  position: sticky;
  top: 0;
}
.scrolling-table {
  max-height: 180px;
  overflow-y: scroll;
  scrollbar-color: black lightcyan;
  scrollbar-width: none;
}

/* style the footer */
footer {
  font-size: small;
  color: gray;
  text-align: center;
  vertical-align: middle;
  position: absolute;
  bottom: 2%;
  height: 30px;
  width: 98%;
}
footer a:link {
  color: gray;
  text-decoration: none;
  padding: 2em;
}