<section>
  <h1 class="text-shadow"> -- Text Shadow -- </h1>
  <div class="tags">
    <p class="text-shadow"><small>#codepenchallenge #cpc-text-shadow</small></p>
  </div>
</section>

@import url("https://fonts.googleapis.com/css2?family=Alumni+Sans:wght@400;600;700&display=swap");

$blue: #2962ff;

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

body {
  font-family: "Alumni Sans", sans-serif;
  font-size: 16px;
}

section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  font-size: 2em;
  background: #212121;
  color: #fff;
  text-transform: uppercase;
  gap: 30px;
}

h1 {
  font-size: 2.5em;
  text-decoration: underline;
  @media (max-width: 768px) {
    font-size: 1.3em;
  }
}

.text-shadow {
  font-style: italic;
  text-transform: uppercase;
  color: transparent;
  -webkit-text-stroke: #fff;
  -webkit-text-stroke-width: 1px;
  text-shadow: 2px 2px 10px $blue;
  transition: all 0.5s ease-in-out;
  text-align: center;
  letter-spacing: 0.2em;
  animation: flicker 0.5s ease-in-out infinite alternate;

  &:hover {
    color: #fff;
  }
}

.tags small {
  @media (max-width: 768px) {
    font-size: 0.5em;
  }
}

@keyframes flicker {
  0% {
    opacity: 0.5;
    text-shadow: 2px 2px 10px $blue;
  }
  100% {
    opacity: 1;
    text-shadow: 2px 2px 20px $blue;
  }
}