html {
	width: 100%;
	height: 100%;
}

body {
  min-height: 100%;
  font-size: 14px;
}

a {
  display: inline-block;
  position: absolute;
  margin: 5px;
  padding: 6px 10px;
  background: #4393e6;
  color: #fff;
  text-decoration: none;
  border-radius: 3px;
  -moz-user-select: none;
	-webkit-user-select: none;
	user-select: none;
}

a.topleft {
  top: 0;
  left: 0;
}

a.topright {
  top: 0;
  right: 0;
}

a.bottomleft {
  bottom: 0;
  left: 0;
}

a.bottomright {
  bottom: 0;
  right: 0;
}

a.center {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%)
}