@import url('https://fonts.googleapis.com/css2?family=Fira+Sans:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

html {
  font-family: "Fira Sans", Courier, monospace;
  font-size: 18px;
  background-color: #000;
  color: #fff;
  min-width: 320px;
}

hr {
  border-color: #ffa603;
  opacity: 0.2;
  margin: 1rem 0 2rem;
}
a {
  color: #fff;
}

a[aria-current="page"] {
  opacity: 0.5;
}

.container {
  max-width: 320px;
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

header {
  padding-top: 1rem;
  min-height: 90px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

header .header-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 1.5rem;
}

main {
  flex-grow: 1;
  padding: 0 1rem;
}

footer {
  height: 50px;
  padding: 0 1rem;
  border-top: 1px solid #ffa603;
}

@media (min-width: 420px) {
  .container {
    max-width: 900px;
    padding: 0 20px;
  }
}

@media (min-width: 550px) {
  header {
    flex-direction: row;
  }
}