:root {
  --heading-color: #ddd;
  --accent-color: #ed7dd8;
  --list-color: #efdcff;
  --sans-font: -apple-system, BlinkMacSystemFont, "Avenir Next", Avenir,
    "Nimbus Sans L", Roboto, "Noto Sans", "Segoe UI", Arial, Helvetica,
    "Helvetica Neue", sans-serif;
}

h1,
h2,
h3,
h4,
h5 {
  color: var(--heading-color);
  font-family: var(--sans-font);
}


ul ::marker {
  color: var(--list-color);
}

b,
strong {
  color: #fff;
}

a {
  color: var(--accent-color);
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
  transition:
    color 0.2s ease-in-out,
    text-decoration-thickness 0.2s;
}

a:hover, a:focus {
  color: #fff;
  text-decoration-thickness: 3px;
  text-decoration-color: var(--accent-color);
}

html {
  color: #ccc;
  font-family: var(--sans-font);
  font-size: 1.2em;
  display: flex;
  flex-direction: row;
  justify-content: center;
  background-color: #111;
}

body {
  width: 800px;
  padding: 15px;
  display: flex;
  flex-direction: column;
}

.site-title {
  font-size: 2.5em;
  margin-bottom: 10px;
}

nav {
  display: flex;
  flex-direction: row;
  justify-content: left;
  font-size: 1.2em;
  margin-bottom: 20px;
}

.block {
  border: 1px dotted white;
  padding: 5px 15px;
  margin: 0 10px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.block h1 {
  font-size: 1em;
  text-align: center;
  margin-bottom: 0;
}

.small {
  font-size: 0.8em;
}

.wave {
  background: #111;
  color: #fff;
  text-shadow: 1px 1px 10px #fff, 1px 1px 10px #ccc;
}

footer {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

footer hr {
  width: 100%;
}