index.css

:root {
  font-family: "Helvetica Neue", Arial, Helvetica, sans-serif;
  --margin: 0px;
  --font-size: 14px;
  --map-edge-margin: 10px;
  --search-bar-width: 250px;
  --search-bar-height: 31px;
  --search-bar-padding: 5px;
  --search-results-border: 5px;
  --search-clear-icon-size: 15px;
  --icon-nmbs-width: calc(var(--font-size) + (2 * 1px) + 1px); /* font-size + 2 * padding + border-bottom */
  --icon-nmbs-margin: 5px;
}

* {
  box-sizing: border-box;
  padding: 0px;
  margin: 0px;
}

body {
  margin: var(--margin);
}

html,
body,
#map {
  height: calc(100% - 2 * var(--margin));
  width: calc(100% - 2 * var(--margin));
}

#location-search {
  z-index: 500;
  position: absolute;
  width: var(--search-bar-width);
  height: var(--search-bar-height);
  top: var(--map-edge-margin);
  left: calc((100% - var(--search-bar-width)) / 2);
}

#location-search > div {
  position: relative;
}

#location-search-bar {
  font-size: var(--font-size);
  width: var(--search-bar-width);
  height: var(--search-bar-height);
  padding: var(--search-bar-padding);
  border-radius: 5px;
}

#location-search-clear {
  stroke: gray;
  stroke-width: 1.5;
  width: var(--search-clear-icon-size);
  height: var(--search-clear-icon-size);
  position: absolute;
  top: calc((var(--search-bar-height) - var(--search-clear-icon-size)) / 2);
  right: 8px;
  cursor: pointer;
}

#location-search-results {
  display: flex;
  flex-direction: column;
  background-color: white;
  border: var(--search-results-border) solid white;
  border-radius: 5px;
  max-height: calc(100vh - (2 * var(--map-edge-margin)) - var(--search-bar-height));
  overflow-y: scroll;
}

#location-search-results > div {
  display: flex;
  font-size: var(--font-size);
  padding: 1px 0px;
  background-color: white;
  border-bottom: 1px solid lightgray;
  cursor: default;
}

#location-search-results > div:last-child {
  border: none;
}

.station {
  max-width: calc(var(--search-bar-width) - (2 * var(--search-results-border)) - var(--icon-nmbs-width) - var(--icon-nmbs-margin));
}

.icon-nmbs {
  width: var(--icon-nmbs-width);
  margin-right: var(--icon-nmbs-margin);
}

.hidden {
  display: none !important;
}

/* https://stackoverflow.com/a/54410301 */
.disable-scrollbars::-webkit-scrollbar {
  background: transparent; /* Chrome/Safari/Webkit */
  width: 0px;
}

.disable-scrollbars {
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none;  /* IE 10+ */
}