/* Global layout structure */
html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

footer {
  margin-top: 10px;
  min-height: 40px;
  padding: 1rem;
  background: #333333;
  text-align: center;
}

/* Site layout structure */

table th.header {
	position:  sticky;
	top: 0;
	background: #eee;
}