button.hex {
  width: 43.3px; /* height*sin 60 */
  height: 50px;
  overflow: hidden;
  white-space: nowrap;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  display: flex;
  flex-direction: column;
  background-color: silver;
}

h1 {
  font-size: 1.5em;
  margin-top: 0.25em;
  margin-bottom: 0.25em;
}

div.map {
  position: relative;
  top: 0;
  left: 0;
  display: flex;
  width: fit-content;
  flex-direction: row;
  transition: transform 100ms ease;
  transform-origin: top left;
}

div.map>div {
  display: flex;
  flex-direction: column;
}

div.map_column_even button.hex:first-child {
  height: 25px;
}

div.map_column_odd button.hex:last-child {
  height: 25px;
}

body>* {
  flex: 0 0 auto;
  margin-left: 5px;
}

div.scroll_box {
  flex: 1 1 auto;
  width: 99.7%;
  position: relative;
  overflow: hidden;
  background-color: white;
  margin: 0 auto 5px auto;
  border: 1px solid black;
}

#hex_dialog>div {
  display: flex;
  flex-direction: column;
}

#hex_dialog>div>div {
  display: flex;
  flex-direction: row;
}

#hex_dialog > div > * {
  margin-bottom: 0.5lh;
}

dialog, dialog * {
}

dialog {
  border: none;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  max-width: 90vw;
  padding: 0;
  margin: auto;
}

dialog::backdrop {
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(3px);
}

dialog > header {
  padding: 15px 20px;
  border-bottom: 2px solid #eee;
  margin-bottom: 20px;
  background: #ddd;
  margin: 0;
}

dialog > header h2 {
  font-size: 1.25rem;
  line-height: 2rem;
  margin: 0;
  padding: 0;
}

dialog form {
  display: grid;
  grid-template-columns: [labels] auto [controls] 1fr;
  grid-auto-flow: row;
  grid-gap: .8em;
  padding: 1.2em;
}
dialog form > label  {
  grid-column: labels;
  grid-row: auto;
}
dialog form > input,
dialog form > textarea {
  grid-column: controls;
  grid-row: auto;
  padding: 0.3em;
}

dialog > header button {
  float: right;
  padding: 5px 10px;
  font-weight: bold;
}

dialog > p, dialog > div {
  padding: 8px 20px;
}

dialog button {
  padding: 10px 20px;
  border: none;
  font-size: 1rem;
  border-radius: 6px;
  cursor: pointer;
  color: white;
  transition: 0.5s;
  background-color: #999;
}

dialog button.primary {
  background-color: #007bff;
}

dialog > footer {
  text-align: right;
  padding: 15px 20px;
  border-top: 2px solid #eee;
  margin-top: 20px;
}