body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: url("img/fondo.jpg") no-repeat center center fixed;
  background-size: cover;
  color: #fff;
}

header {
  background: rgba(0,0,0,0.7);
  padding: 20px;
  text-align: center;
}

header img {
  max-height: 80px;
}

nav {
  display: flex;
  justify-content: center;
  background: rgba(0,0,0,0.8);
  flex-wrap: wrap;
}

nav a {
  color: #fff;
  text-decoration: none;
  padding: 15px 20px;
  display: block;
}

nav a:hover {
  background: #f90;
  color: #111;
}

.container {
  padding: 20px;
  text-align: center;
  background: rgba(0,0,0,0.6);
  border-radius: 10px;
  margin: 20px;
}

h1, h2 {
  color: #f90;
}

.programacion {
  margin-top: 30px;
}

.programa {
  background: rgba(0,0,0,0.6);
  padding: 15px;
  margin: 10px auto;
  border-radius: 10px;
  max-width: 600px;
}

.imagen-programa {
  max-width: 400px;
  margin: 20px auto;
  border-radius: 10px;
  display: block;
}

audio {
  margin: 10px;
}

footer {
  background: rgba(0,0,0,0.8);
  text-align: center;
  padding: 15px;
  margin-top: 40px;
  font-size: 14px;
}