a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

body {
  --blue: #027bff;
  --gray: #ced4da;
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto,
    Helvetica Neue, Arial, Noto Sans, sans-serif;
}

button {
  background-color: var(--blue);
  border: none;
  color: white;
  font-size: 1rem;
}

button:disabled {
  background-color: lightblue;
}

button,
input[type='text'] {
  border-radius: 4px;
  font-size: 1rem;
  margin-bottom: 1rem;
  padding: 8px 12px;
}

h1 {
  border-bottom: 1px solid var(--gray);
  font-size: 40px;
  margin-bottom: 1rem;
  margin-top: 0;
  padding-bottom: 1rem;
}

input[type='text'] {
  border: 1px solid var(--gray);
  box-sizing: border-box;
  width: 100%;
}

table {
  border-collapse: collapse;
}

td,
th {
  border-bottom: 1px solid var(--gray);
  border-top: 1px solid var(--gray);
  padding: 12px;
}

th {
  text-align: left;
}

tr:nth-of-type(even) {
  background-color: #f2f2f2;
}

.footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  /*background-color: red;*/
  padding-left: 2em;
  padding-bottom: 2em;
  color: darkgrey;
  text-align: left;
  font-size: 80%;
}