maps.chandlerswift.com/style.css

@import "node_modules/ol/ol.css";

html, body {
  margin: 0;
  height: 100%;
}
#map {
  position: absolute;
  top: 0;
  bottom: 0;
  left: min(max(200px, 20%), 400px);
  right: 0;
}

aside {
  width: min(max(200px, 20%), 400px);
  padding: 0 1em;
}

aside ul {
  margin: 0;
  padding: 0;
}

aside ul li {
  list-style: none;
}

h1 {
  text-align: center;
}