body,
button {
  color: hsl(0, 0%, 15%);
}

html {
  height: 100%;
}
body {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-family: sans-serif;
  background-color: hsl(0, 0%, 16%);
}

#board {
  display: grid;
  grid-template-columns: repeat(3, 110px);
  grid-template-rows: repeat(3, 110px);
  grid-gap: 4px;
  place-items: center;
  margin-bottom: 4px;
}

.spot {
  width: 100%;
  height: 100%;
  background-color: hsl(0, 0%, 74%);
  border-width: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#turn {
  background-color: hsl(0, 0%, 94%);
  width: 338px;
  margin-bottom: 4px;
  padding-left: 10px;
  box-sizing: border-box;
}

button {
  background-color: hsl(0, 0%, 74%);
  border: 0;
  height: 20px;
  cursor: pointer;
  width: 338px;
  display: inline-block;
  line-height: 18px;
  padding: 0;
  text-align: center;
}