main.css

body {
  font-family: 'Helvetica Neue', Helvetica, Verdana, sans-serif;
  margin: 0;
  background: black;
  overflow: hidden;
}
canvas {
  position: absolute;
  top: 0px;
  left: 0px;
}
#coordinates, #info, #biginfo, #controls {
  opacity: 0.8;
  position: absolute;
  background: black;
  border: 1px solid lime;
  color: white;
  text-align: center;
}
#controls {
  top: 0px;
  right: 0px;
  opacity: 0.5;
  height: auto;
  width: auto;
  border-top: none;
  border-right: none;
}
#controls .button {
  float: left;
  font-size: 3em;
  font-weight: bold;
  padding: 1px 15px;
  cursor: pointer;
  color: silver;
}
#controls .button:hover {
  color: white;
  background: gray;
}
#coordinates, #info, #biginfo {
  bottom: 0px;
  height: 20px;
  border-bottom: none;
}
#coordinates {
  opacity: 0.8;
  position: absolute;
  right: 0px;
  width: 200px;
  border-right: none;
}
#info {
  opacity: 0.8;
  position: absolute;
  right: 201px;
  width: 400px;
  border-right: none;
}
#biginfo {
  opacity: 0.8;
  position: absolute;
  left: 0px;
  right: 602px;
  border-right: none;
  border-left: none;
}