body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: #121212;
  color: #fff;
  font-family: 'Arial', sans-serif;
}

.stopwatch-container {
  text-align: center;
  background: #222;
  padding: 40px 60px;
  border-radius: 15px;
  box-shadow: 0 0 20px #ff6f61;
}

#display {
  font-size: 4rem;
  margin: 20px 0;
  color: #ff6f61;
  font-weight: bold;
  letter-spacing: 2px;
}

.buttons button {
  font-size: 1.2rem;
  padding: 10px 20px;
  margin: 10px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

#start { background-color: #28a745; color: #fff; }
#stop { background-color: #dc3545; color: #fff; }
#reset { background-color: #007bff; color: #fff; }
#record { background-color: #ffc107; color: #000; }
#clear-records { background-color: #6c757d; color: #fff; }

.buttons button:hover {
  transform: scale(1.1);
  box-shadow: 0 0 15px #fff;
}

#records {
  list-style: none;
  padding: 0;
  margin-top: 20px;
  color: #00ffcc;
  font-size: 1.5rem;
}

#records li {
  padding: 5px 0;
  border-bottom: 1px solid #555;
}