:root {
  --font-base: 14px;
  --font-sans: "DejaVu Sans", "Noto Sans", sans-serif;
  --font-mono: "DejaVu Sans Mono", "Noto Sans Mono", monospace;

  --white: #faf7f3;
  --darkwhite: #eae5e0;
  --gray: #d9d5d4;
  --border-dark: #aaa;
  --black: #333;
  --blue: #4C6F8A;
  --orange: #f89b1f;
  --green: #5ed67e;
  --darkgreen: #2cae0e;
  --darkergreen: #2c8e0e;
  --darkdarkgreen: #1e6504;
  --red: #ff5c47;
}

@media screen and (prefers-color-scheme: dark) {
  :root {
    --white: #110d0a;
    --darkwhite: #2a2520;
    --gray: #393534;
    --border-dark: #111;
    --black: #ddd;

    --blue: #2c3f4a;
    --orange: #885b0f;
    --green: #316b40;
    --red: #803227;

    --darkgreen: #1c5e08;
    --darkergreen: #1c4e08;
    --darkdarkgreen: #103504;
  }
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--gray);
  color: var(--black);
  font-family: var(--font-sans);
  font-size: var(--font-base);
}

html {
  height: 100%;
}

body {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

h1 {
  text-align: center;
}

p {
  line-height: 1.5em;
}

header, footer {
  background: var(--white);
  padding: 1em;
}

header p, footer p {
  text-align: justify;
  max-width: 1200px;
  padding: 0.5em;
  margin: auto;
}

footer p {
  text-align: center;
}

#content {
  flex: 1;
}

#project-list {
  max-width: 1200px;
  margin: auto;
  padding: 1em;
  display: flex;
  flex-direction: horizontal;
  flex-flow: row wrap;
  justify-content: center;
  text-align: justify;
}

#project-list .project {
  max-width: 350px;
  background: var(--white);
  box-shadow: 1px 1px 3px var(--border-dark);
  border-top: 10px solid var(--darkdarkgreen);
  margin: 0.5em;
  padding: 0.5em;
}

.project h1 {
  margin: 0;
  font-size: 1.5em;
}

pre code {
  border-left: 5px solid var(--orange);
  background-color: var(--darkwhite);
  display: block;
  width: 100%;
  padding: 3px;
}

code {
  padding: 3px;
  background-color: var(--darkwhite);
  font-family: var(--font-mono);
}

.project .instructions code {
  display: block;
  margin-left: 1em;
  margin-right: 1em;
  text-align: left;
}

.links a {
  display: block;
  text-align: center;
  margin: 1em;
}

a {
  text-decoration: none;
  color: var(--darkgreen);
}

a:hover {
  color: var(--green);
}

#mire {
  text-align: center;
}

#mire span {
  display: inline-block;
  padding: 0.8em;
  margin: 0;
}

#mire .blue {
  background: var(--blue);
}

#mire .green {
  background: var(--darkergreen);
}

#mire .red {
  background: var(--red);
}

#mire .orange {
  background: var(--orange);
}