#hero {
background-image: url("/assets/images/aleluya-es.jpg");
  padding: 10%;
  width: 100%;
  height: 250px;
  background-repeat: no-repeat;
  background-size: contain;
  background-blend-mode:screen;
}
#btn {
    border-radius: 25%;
    color: white;
    text-decoration: none;
    background: #000;
    padding: 10px;
}

* {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}