website/app/src/lib/header.svelte

<script>
export let subtitle = ""
</script>

<header>
  <h1>
    <slot></slot>
  </h1>
  <h4><c>{subtitle}</c></h4>
</header>

<style>
header {
  background: 
    linear-gradient(rgba(11, 11, 11, 0.808), rgba(1, 1, 1, 0.96)), 
    url("https://files.ngn.tf/banner.png");
  background-size: 50%;
  width: 100%;
  height: 100%;
}

h1 {
  font-weight: 900;
  font-size: 5.5vw;
  padding: 120px;
  padding-bottom: 0;
  text-align: center;
  color: white;
  text-shadow: var(--text-shadow); 
  text-size-adjust: 80%;
}

h4 {
  padding-bottom: 120px;
  font-weight: 600;
  font-size: 2.2vw;
  text-align: center;
  color: white;
  text-size-adjust: 80%;
}
</style>