body {
  font-family: 'Sarasa Mono SC', Verdana;
  height: 100%;
}
#timeline {
	height: calc(100% - 60px);
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select:none;
  user-select:none;
  -o-user-select:none;
}