style.css

:root {
  --grid-cols: 1;
  --grid-rows: 1;
}
html {
  /* background: url(assets/images/background.jpg) no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover; */
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell,
    'Open Sans', 'Helvetica Neue', sans-serif;
}
#gameTitle {
  text-align: center;
}
#titleImg {
  width: 500px;
  height: auto;
}
#greeting {
  padding-top: 40px;
  /* margin: 40px auto 40px auto; */
  text-align: center;
}
#name {
  text-align: center;
  display: block;
  margin: 20px auto 20px auto;
  border-radius: 5px;
  border: 0.5px solid;
}
#startButton {
}
#gameScreen {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: space-between;

  align-items: center;
  align-content: center;

  margin: 90px 190px 20px 190px;
}
#player01Board {
  margin: 0;
  display: grid;
  grid-gap: 0px;
  grid-template-rows: repeat(var(--grid-rows), 40px);
  grid-template-columns: repeat(var(--grid-cols), 40px);
  width: 400px;
  height: 400px;
  text-align: center;
}
#player02Board {
  margin: 0;
  display: grid;
  grid-gap: 0px;
  grid-template-rows: repeat(var(--grid-rows), 40px);
  grid-template-columns: repeat(var(--grid-cols), 40px);
  width: 400px;
  height: 400px;
  text-align: center;
}
.grid-item {
  padding: 1em;
  border: 0.5px solid black;
  text-align: center;
  vertical-align: middle;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 120%;
  font-weight: bold;
  margin: 0px;
  padding: 1px;
  background-color: #51a2bf;
}

.hasShip {
  background-color: #a6acad;
}
.shipShot {
  background-color: red;
}
.hidden {
  display: none;
  visibility: hidden;
}

.afterGame {
  text-align: center;
  align-content: center;
  align-items: center;
}