body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #ff9a9e, #fad0c4, #fad390);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.contenedor {
  background: #ffffff;
  max-width: 480px;
  width: 100%;
  padding: 35px 30px;
  border-radius: 15px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
  animation: fadeIn 0.8s ease-in-out;
  transition: transform 0.3s;
}

.contenedor:hover {
  transform: translateY(-5px);
}

h2 {
  text-align: center;
  color: #333;
  margin-bottom: 20px;
  font-size: 26px;
  letter-spacing: 1px;
}

form label {
  display: block;
  margin-top: 15px;
  font-weight: 600;
  color: #444;
}

form input, form select {
  width: 100%;
  padding: 12px;
  margin-top: 8px;
  border-radius: 8px;
  border: 1px solid #ddd;
  font-size: 15px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

form input:focus, form select:focus {
  border-color: #ff758c;
  box-shadow: 0 0 8px rgba(255, 117, 140, 0.4);
  outline: none;
}

button {
  background: linear-gradient(135deg, #ff758c, #ff7eb3);
  color: white;
  border: none;
  padding: 14px;
  margin-top: 25px;
  width: 100%;
  font-size: 17px;
  font-weight: bold;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.4s, transform 0.2s;
}

button:hover {
  background: linear-gradient(135deg, #ff416c, #ff4b2b);
  transform: scale(1.03);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}