.controls {
  border-radius: 5px 5px 0 0;
  background-color: rgba(82, 120, 169, 0.35);
  color: white;
  font: 12px arial, sans-serif;
  user-select: none;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  max-width: 400px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 10px;
}

.zoom {
  flex: auto;
  padding: 10px;
}

.zoom input {
  display: block;
  margin: auto;
  width: 65%;
  transform: scale(1.5) rotate(180deg);
}

.input-show-borders,
.input-show-grid {
  height: 30px;
  width: auto;
  padding: 10px;
}

.input-show-borders,
.input-show-grid,
.zoom input {
  cursor: pointer;
  opacity: 0.8;
}

.input-show-borders:hover,
.input-show-grid:hover,
.zoom input:hover {
  opacity: 1;
}