* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Poppins", "sans-serif";
}

.wrapper {
  width: 100vw;
  height: 100vh;
  background-image: linear-gradient(#8e2de2, #4a00e0);
  display: grid;
  place-items: center;
  position: relative;
}

.center {
  height: 60%;
  width: 100%;
  display: flex;
  gap: 40px;
  justify-content: center;
  align-items: center;
  color: white;
}

.game-info {
  color: white;
  position: absolute;
  top: 3rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.5rem 3rem;
  /* text-align:center; */
}

.tic-tac-toe {
  width: 90%;
  max-width: 20rem;
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 2rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  aspect-ratio: 1/1;
}

.box {
  position: relative;
  width: 100%;
  aspect-ratio: 1/1;
  cursor: pointer;
  font-size: 3rem;
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
}

.box1,
.box2,
.box4,
.box5 {
  border-right: 2px solid white;
  border-bottom: 2px solid white;
}

.box3,
.box6 {
  border-bottom: 2px solid white;
}

.box7,
.box8 {
  border-right: 2px solid white;
}

.btn {
  color: white;
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.5rem 2rem;
  cursor: pointer;
  display: none;
}

.btn.active {
  display: flex;
}

.win {
  background-color: rgba(0, 255, 0);
}

@media (max-width: 880px) {

  .center {
    flex-direction: column;
  }


  .game-info {
    font-size: 12px;
    width: 80%;
    text-align: center;
  }

  .about {
    font-size: 12px;
  }

  .box {
    font-size: 2rem;
  }


}