ol-ext/control/MapZone.css

A set of cool extensions for OpenLayers (ol) in node modules structure

.ol-control.ol-mapzone {
  position: absolute;
  right: 0.5em;
  text-align: left;
  top: .5em;
  max-height: calc(100% - 6em);
  box-sizing: border-box;
  overflow: hidden;
}

.ol-control.ol-mapzone.ol-collapsed {
  top: 3em;
}

.ol-control.ol-mapzone button {
  position: relative;
  float: right;
  margin-top: 2.5em;
}
.ol-touch .ol-control.ol-mapzone button {
  margin-top: 1.67em;
}
.ol-control.ol-mapzone.ol-collapsed button {
  margin-top: 0;
}

.ol-control.ol-mapzone button i {
  border: .1em solid currentColor;
  border-radius: 50%;
  width: .9em;
  height: .9em; 
  overflow: hidden;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.ol-control.ol-mapzone button i:before {
  content: "";
  background-color: currentColor;
  width: 0.4em;
  height: .4em;
  position: absolute;
  left: .5em;
  top: 0.3em;
  border-radius: 50%;
  box-shadow: .05em .3em 0 -.051em currentColor,
  	-.05em -.35em 0 -.1em currentColor,
  	-.5em -.35em 0 0em currentColor,
  	-.65em .1em 0 -.03em currentColor,
  	-.65em -.05em 0 -.05em currentColor
}

.ol-mapzone > div {
  position: relative;
  display: inline-block;
  width: 5em;
  height: 5em;
  margin: 0 .2em 0 0;
}
.ol-mapzone > div:focus {
  box-shadow: 0 0 0 0.2em #369;
}
.ol-control.ol-mapzone.ol-collapsed > div {
  display: none;
}
.ol-mapzone > div p {
  margin: 0;
  position: absolute;
  bottom: 0;
  /* background: rgba(255,255,255,.5); */
  color: #fff;
  font-weight: bold;
  text-align: center;
  width: 160%;
  overflow: hidden;
  font-family: 'Lucida Grande',Verdana,Geneva,Lucida,Arial,Helvetica,sans-serif;
  transform: scaleX(.625);
  transform-origin: 0 0;
  cursor: default;
}