body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  transition: 0.3s;
  margin: 0;
}

.container {
  text-align: center;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 30px;
  border-radius: 15px;
  width: 350px;
}

h1 {
  margin-bottom: 15px;
}

#quote {
  font-size: 18px;
  margin: 20px 0;
  transition: opacity 0.3s ease;
}

#author {
  font-size: 14px;
  opacity: 0.8;
  margin-bottom: 20px;
}

button {
  margin: 8px;
  padding: 10px 15px;
  border: none;
  cursor: pointer;
  border-radius: 6px;
  background: white;
  color: black;
  transition: 0.3s;
}

button:hover {
  transform: scale(1.05);
  background: #ff9800;
  color: white;
}

.dark {
  background: #121212;
  color: white;
}

.dark .container {
  background: #1e1e1e;
}

.dark button {
  background: #333;
  color: white;
}