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


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


h1 {
  text-align: center;
  font-size: 100px;
  font-family: fantasy;
  font-weight: bold;
  background: linear-gradient(270deg, lightgray, #888, black);
  background-size: 800% 800%;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: brillo-metal 9s ease infinite;
}

h2 {
  text-align: center;
  font-family: cursive;
  font-size: xx-large;
  font-weight: bold;
  color: darkblue;
  text-decoration: underline;
}