header {
  background-color: #333;
  padding: 10px;
}

header img {
  width: 150px;
  height: auto;
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

#animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(circle, #ff0000, #ffff00, #ff0000);
  background-size: 200% 200%;
  animation: gradientAnimation 20s ease infinite;
}

@keyframes gradientAnimation {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.content {
  margin: 100px auto;
  text-align: center;
}

.seccion {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin: 20px;
}

.article {
  width: 30%;
  padding: 20px;
  background-color: #f9f9f9;
  border-radius: 5px;
  margin-bottom: 20px;
}

.article h1 {
  color: #333;
  font-size: 24px;
}

.article h2 {
  color: #777;
  font-size: 18px;
}

.article p {
  color: #555;
}

.logo {
  margin-right: 10px;
}

.blockquote {
  margin-bottom: 20px;
}

.pie {
  background-color: #333;
  color: #fff;
  text-align: center;
  padding: 10px;
}

/* Estilos específicos para cada apartado */

.arteco h1 {
  color: #ff0000;
}

.ruta-sexta h1 {
  color: #00ff00;
}

.radio-españa h1 {
  color: #0000ff;
}