style.css

:root {
  font-family: "Helvetica Neue", sans-serif;
  font-size: 16px;
  margin: auto;
  width: 700px;
}

p {
  margin: 24px 0;
}

a {
  color: hsl(90, 60%, 35%);
  text-decoration: none;
}

h1 {
  font-size: 24px;
  line-height: 24px;
  margin: 24px;
  text-align: center;
}

main {
  margin: 24px 0;
}

table {
  border-collapse: collapse;
  border-style: hidden;
  margin: 5px 0;
}

caption {
  font-size: 15px;
  height: 22px;
  line-height: 22px;
  text-align: left;
}

caption div {
  color: gray;
  float: right;
  font-size: 14px;
}

/* make the sort key part of the caption bold */
.sort-spec caption .spec,
.sort-test caption .test,
.sort-total caption .total {
  font-weight: bold;
}

td {
  background: #eee;
  border: 2px solid white;
  height: 10px;
  padding: 0;
  width: 10px;
}

td.activity {
  background: hsl(90, 60%, 70%);
}

footer {
  color: gray;
  font-size: 14px;
  margin: 24px;
  text-align: center;
}

/* the loading class is added and removed by script */
.loading main, .loading footer {
  display: none;
}