body {
  background: linear-gradient(135deg, #d7ffeb, #a8e6cf);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

h1 {
  margin-top: 20px;
  color: #2e7d32;
  background-color: #e1f5c4;
  padding: 10px 0;
  width: 100%;
  text-align: center;
  font-size: 2rem;
  border-bottom: 4px solid #2e7d32;
}

.container {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(3, 80px);
  gap: 10px;
}

.box {
  width: 80px;
  height: 80px;
  font-size: 2rem;
  border: 2px solid #4caf50;
  background-color: #fffefc;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.15);
}

.box:hover {
  background-color: #e0f7fa;
  transform: scale(1.05);
}

.box:active {
  background-color: #a5d6a7;
}

.msg {
  margin-top: 20px;
  padding: 10px;
  color: #ffffff;
  background-color: #2e7d32;
  font-size: 1.2rem;
  border-radius: 10px;
  width: 80%;
  max-width: 300px;
}

.reset, .newgame {
  background-color: #388e3c;
  color: white;
  font-weight: bold;
  padding: 10px 20px;
  margin: 10px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.reset:hover, .newgame:hover {
  background-color: #2e7d32;
}

.rstbtn, .btn {
  display: flex;
  justify-content: center;
  align-items: center;
}

.win {
  background-color: #c8e6c9 !important;
  color: #2e7d32;
  font-weight: bold;
}

.hide{
  display: none;
}