html, body {
  margin: 0;
  padding: 0;
  height: calc(100vh - 2rem);
}

body {
  margin: 1rem;
  display: grid;
  grid-template-columns: auto auto;
  grid-template-rows: min-content min-content auto min-content;
  background-color: var(--bg-primary);
  background-image: var(--bg-image);
  background-size: cover;

}
body * {
  color: var(--fg-primary)
}

h1, h2, h3, h4 {
  padding: 0;
  margin: 0;
}

h1 {
  text-align: center;
}

header {
  grid-row: 1 / 2;
  grid-column: 1 / 3;
}

nav {
  width: 100%;
  grid-row: 2 / 3;
  grid-column: 1 / 3;
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: .5rem
}

nav > a {
  display: block;
  width: calc(100% / 7);
  text-align: center;
  transition: .3s;
  background-color: var(--bg-secondary);
  box-shadow: .1rem .1rem var(--fg-primary);
} 

nav > a:hover {
  background-color: var(--bg-secondary);
  color: var(--fg-secondary);
  box-shadow: .3rem .2rem var(--fg-primary);
}

main {
  grid-row: 3 / 4;
  grid-column: 1 / 3;
  overflow-y: scroll;
  height: 100%;
}

footer {
  width: 100%;
  grid-column: 1 / 3;
  grid-row: 4 / 5;
  display: flex;
  flex-direction: column;
  align-items: center;
}

article {
  padding: .5rem;
  background-color: var(--bg-secondary);
  box-shadow: .1rem .1rem var(--fg-primary);
  max-height: 90%;
  max-width: 80%;
  overflow-y: scroll;
}