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

body {
  font-size: 16px;
  font-family: "Poppins", sans-serif;
}

ul {
  list-style-type: none;
}

/* Game styles */
.game-page {
  display: flex;
  flex-flow: row nowrap;
  justify-content: center;
  align-items: center;

  padding: 1rem;
  min-height: 100vh;
  background: darkgreen;
}

.game {
  position: relative;
  display: inline-block;
  color: white;
  text-align: center;
}

.game .chalk-board > img {
  width: 100%;
}

.game .overlay-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding: 32px;
}

.game .game-details {
  margin-top: 8px;
}

.game .board-cells-list {
  display: flex;
  flex-flow: row wrap;
  margin: 8px auto 0 auto;
  width: 150px;
}

/* Board cell */
.game .board-cells-list > li {
  position: relative;
  width: 33.333333%;
  height: 50px;
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.game .board-cells-list > li.win {
  background: rgba(255, 255, 255, 0.3);
}

/* Add hover effect on cell hover */
.game .board-cells-list > li:hover {
  cursor: pointer;
  background: rgba(255, 255, 255, 0.1);
}

/* Remove hover effect if cell already clicked */
.game .board-cells-list > li:hover.cross,
.game .board-cells-list > li:hover.circle {
  background: transparent;
  cursor: default;
}

.game .board-cells-list > li:not(:nth-child(3n)) {
  border-right: none;
}

.game .board-cells-list > li:nth-child(-n + 6) {
  border-bottom: none;
}

.game .board-cells-list > li.cross::before,
.game .board-cells-list > li.circle::before {
  display: flex;
  align-items: center;
  justify-content: center;

  width: 100%;
  height: 100%;

  font-size: 1.5rem;
  font-weight: bold;
}

.game .game-details .current-turn {
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
  align-items: center;
}

.game .game-details .current-turn .cross::before,
.game .game-details .current-turn .circle::before {
  display: inline-block;
  margin-left: 0.5rem;
  font-size: 1.5rem;
  font-weight: bold;
}

.game .board-cells-list > li.cross::before,
.game .game-details .current-turn .cross::before {
  content: "X";
  color: lightgreen;
}

.game .board-cells-list > li.circle::before,
.game .game-details .current-turn .circle::before {
  content: "O";
  color: red;
}

.current-turn {
  color: rgba(255, 255, 255, 0.8);
  font-size: 12px;
  text-transform: uppercase;
}

.game-status {
  margin: 16px 0 8px 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 12px;
  text-transform: uppercase;
}

.game-status > span {
  color: white;
}

.game-replay {
  margin-top: 8px;
}

.game-replay > button {
  display: none;
}

.game-replay > button.show {
  display: inline-block;
}

.game-replay > button {
  border: none;
  box-shadow: none;
  background: white;
  border-radius: 4px;
  padding: 8px 16px;
  font-weight: bold;
  margin-top: 4px;
  cursor: pointer;
}