@font-face {
  font-family: 'chalk';
  src:url('font/chalk.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}

* {
  margin: 0;
  padding: 0;
}
html {
  height: 100%;
  background: url('image/bg-board.jpg');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 50% 50%;
}
body {
  margin: 0 auto;
  width: 80%;
  color: #eee;
  font: normal 24px 'chalk', sans-serif;
}
h1 {
  margin-top: 20%;
  font-size: 400%;
  text-align: center;
  text-transform: uppercase;
}
.error h1 {
  color: #d61919;
  font-size: 180%;
  text-align:left;
}
.error p {
  margin-top: 1em;
}