diff --git a/static/css/ol.css b/static/css/ol.css
new file mode 100644
index 0000000..b584ba9
--- /dev/null
+++ b/static/css/ol.css
@@ -0,0 +1,349 @@
+:root,
+:host {
+  --ol-background-color: white;
+  --ol-accent-background-color: #F5F5F5;
+  --ol-subtle-background-color: rgba(128, 128, 128, 0.25);
+  --ol-partial-background-color: rgba(255, 255, 255, 0.75);
+  --ol-foreground-color: #333333;
+  --ol-subtle-foreground-color: #666666;
+  --ol-brand-color: #00AAFF;
+}
+
+.ol-box {
+  box-sizing: border-box;
+  border-radius: 2px;
+  border: 1.5px solid var(--ol-background-color);
+  background-color: var(--ol-partial-background-color);
+}
+
+.ol-mouse-position {
+  top: 8px;
+  right: 8px;
+  position: absolute;
+}
+
+.ol-scale-line {
+  background: var(--ol-partial-background-color);
+  border-radius: 4px;
+  bottom: 8px;
+  left: 8px;
+  padding: 2px;
+  position: absolute;
+}
+
+.ol-scale-line-inner {
+  border: 1px solid var(--ol-subtle-foreground-color);
+  border-top: none;
+  color: var(--ol-foreground-color);
+  font-size: 10px;
+  text-align: center;
+  margin: 1px;
+  will-change: contents, width;
+  transition: all 0.25s;
+}
+
+.ol-scale-bar {
+  position: absolute;
+  bottom: 8px;
+  left: 8px;
+}
+
+.ol-scale-bar-inner {
+  display: flex;
+}
+
+.ol-scale-step-marker {
+  width: 1px;
+  height: 15px;
+  background-color: var(--ol-foreground-color);
+  float: right;
+  z-index: 10;
+}
+
+.ol-scale-step-text {
+  position: absolute;
+  bottom: -5px;
+  font-size: 10px;
+  z-index: 11;
+  color: var(--ol-foreground-color);
+  text-shadow: -1.5px 0 var(--ol-partial-background-color), 0 1.5px var(--ol-partial-background-color), 1.5px 0 var(--ol-partial-background-color), 0 -1.5px var(--ol-partial-background-color);
+}
+
+.ol-scale-text {
+  position: absolute;
+  font-size: 12px;
+  text-align: center;
+  bottom: 25px;
+  color: var(--ol-foreground-color);
+  text-shadow: -1.5px 0 var(--ol-partial-background-color), 0 1.5px var(--ol-partial-background-color), 1.5px 0 var(--ol-partial-background-color), 0 -1.5px var(--ol-partial-background-color);
+}
+
+.ol-scale-singlebar {
+  position: relative;
+  height: 10px;
+  z-index: 9;
+  box-sizing: border-box;
+  border: 1px solid var(--ol-foreground-color);
+}
+
+.ol-scale-singlebar-even {
+  background-color: var(--ol-subtle-foreground-color);
+}
+
+.ol-scale-singlebar-odd {
+  background-color: var(--ol-background-color);
+}
+
+.ol-unsupported {
+  display: none;
+}
+
+.ol-viewport,
+.ol-unselectable {
+  -webkit-touch-callout: none;
+  -webkit-user-select: none;
+  -moz-user-select: none;
+  user-select: none;
+  -webkit-tap-highlight-color: transparent;
+}
+
+.ol-viewport canvas {
+  all: unset;
+}
+
+.ol-viewport {
+  touch-action: none;
+}
+
+.ol-selectable {
+  -webkit-touch-callout: default;
+  -webkit-user-select: text;
+  -moz-user-select: text;
+  user-select: text;
+}
+
+.ol-grabbing {
+  cursor: -webkit-grabbing;
+  cursor: -moz-grabbing;
+  cursor: grabbing;
+}
+
+.ol-grab {
+  cursor: move;
+  cursor: -webkit-grab;
+  cursor: -moz-grab;
+  cursor: grab;
+}
+
+.ol-control {
+  position: absolute;
+  background-color: var(--ol-subtle-background-color);
+  border-radius: 4px;
+}
+
+.ol-zoom {
+  top: .5em;
+  left: .5em;
+}
+
+.ol-rotate {
+  top: .5em;
+  right: .5em;
+  transition: opacity .25s linear, visibility 0s linear;
+}
+
+.ol-rotate.ol-hidden {
+  opacity: 0;
+  visibility: hidden;
+  transition: opacity .25s linear, visibility 0s linear .25s;
+}
+
+.ol-zoom-extent {
+  top: 4.643em;
+  left: .5em;
+}
+
+.ol-full-screen {
+  right: .5em;
+  top: .5em;
+}
+
+.ol-control button {
+  display: block;
+  margin: 1px;
+  padding: 0;
+  color: var(--ol-subtle-foreground-color);
+  font-weight: bold;
+  text-decoration: none;
+  font-size: inherit;
+  text-align: center;
+  height: 1.375em;
+  width: 1.375em;
+  line-height: .4em;
+  background-color: var(--ol-background-color);
+  border: none;
+  border-radius: 2px;
+}
+
+.ol-control button::-moz-focus-inner {
+  border: none;
+  padding: 0;
+}
+
+.ol-zoom-extent button {
+  line-height: 1.4em;
+}
+
+.ol-compass {
+  display: block;
+  font-weight: normal;
+  will-change: transform;
+}
+
+.ol-touch .ol-control button {
+  font-size: 1.5em;
+}
+
+.ol-touch .ol-zoom-extent {
+  top: 5.5em;
+}
+
+.ol-control button:hover,
+.ol-control button:focus {
+  text-decoration: none;
+  outline: 1px solid var(--ol-subtle-foreground-color);
+  color: var(--ol-foreground-color);
+}
+
+.ol-zoom .ol-zoom-in {
+  border-radius: 2px 2px 0 0;
+}
+
+.ol-zoom .ol-zoom-out {
+  border-radius: 0 0 2px 2px;
+}
+
+.ol-attribution {
+  text-align: right;
+  bottom: .5em;
+  right: .5em;
+  max-width: calc(100% - 1.3em);
+  display: flex;
+  flex-flow: row-reverse;
+  align-items: center;
+}
+
+.ol-attribution a {
+  color: var(--ol-subtle-foreground-color);
+  text-decoration: none;
+}
+
+.ol-attribution ul {
+  margin: 0;
+  padding: 1px .5em;
+  color: var(--ol-foreground-color);
+  text-shadow: 0 0 2px var(--ol-background-color);
+  font-size: 12px;
+}
+
+.ol-attribution li {
+  display: inline;
+  list-style: none;
+}
+
+.ol-attribution li:not(:last-child):after {
+  content: " ";
+}
+
+.ol-attribution img {
+  max-height: 2em;
+  max-width: inherit;
+  vertical-align: middle;
+}
+
+.ol-attribution button {
+  flex-shrink: 0;
+}
+
+.ol-attribution.ol-collapsed ul {
+  display: none;
+}
+
+.ol-attribution:not(.ol-collapsed) {
+  background: var(--ol-partial-background-color);
+}
+
+.ol-attribution.ol-uncollapsible {
+  bottom: 0;
+  right: 0;
+  border-radius: 4px 0 0;
+}
+
+.ol-attribution.ol-uncollapsible img {
+  margin-top: -.2em;
+  max-height: 1.6em;
+}
+
+.ol-attribution.ol-uncollapsible button {
+  display: none;
+}
+
+.ol-zoomslider {
+  top: 4.5em;
+  left: .5em;
+  height: 200px;
+}
+
+.ol-zoomslider button {
+  position: relative;
+  height: 10px;
+}
+
+.ol-touch .ol-zoomslider {
+  top: 5.5em;
+}
+
+.ol-overviewmap {
+  left: 0.5em;
+  bottom: 0.5em;
+}
+
+.ol-overviewmap.ol-uncollapsible {
+  bottom: 0;
+  left: 0;
+  border-radius: 0 4px 0 0;
+}
+
+.ol-overviewmap .ol-overviewmap-map,
+.ol-overviewmap button {
+  display: block;
+}
+
+.ol-overviewmap .ol-overviewmap-map {
+  border: 1px solid var(--ol-subtle-foreground-color);
+  height: 150px;
+  width: 150px;
+}
+
+.ol-overviewmap:not(.ol-collapsed) button {
+  bottom: 0;
+  left: 0;
+  position: absolute;
+}
+
+.ol-overviewmap.ol-collapsed .ol-overviewmap-map,
+.ol-overviewmap.ol-uncollapsible button {
+  display: none;
+}
+
+.ol-overviewmap:not(.ol-collapsed) {
+  background: var(--ol-subtle-background-color);
+}
+
+.ol-overviewmap-box {
+  border: 1.5px dotted var(--ol-subtle-foreground-color);
+}
+
+.ol-overviewmap .ol-overviewmap-box:hover {
+  cursor: move;
+}