/* Reset básico */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  background: linear-gradient(135deg, #4A90E2, #50E3C2);
  background-attachment: fixed;
  color: #333;
  padding: 0;
  margin: 0;
}

.container {
  max-width: 900px;
  margin: 40px auto;
  padding: 20px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

h1 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 30px;
  color: #2c3e50;
}

h2 {
  font-size: 1.25rem;
  margin-top: 30px;
  margin-bottom: 10px;
  color: #2c3e50;
}

p {
  margin-bottom: 15px;
  color: #555;
}

ul, ol {
  margin: 10px 0 20px 25px;
  color: #555;
}

footer {
  text-align: center;
  font-size: 0.85rem;
  color: #777;
  margin-top: 40px;
}

.highlight {
  font-weight: bold;
  color: #1e90ff;
}