* {
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
  background: linear-gradient(135deg, #ffecd2, #fcb69f);
}

h1 {
  margin-bottom: 20px;
  color: #5a2a27;
  letter-spacing: 1px;
}

.board {
  display: grid;
  grid-template-columns: repeat(3, 70px);
  grid-template-rows: repeat(3, 70px);
  gap: 5px;
  padding: 10px;
  background-color: #fff3e8;
  border-radius: 12px;
}

.cell {
  background-color: #fffaf6;
  border: 2px solid #d17a6b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  font-weight: bold;
  cursor: pointer;
  border-radius: 10px;
  color: #5a2a27;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.cell:hover {
  background-color: #ffe0d3;
  transform: scale(1.05);
}