:root {
  --bg-color: #000;
  --font-color: #fff;
  --primary-color: #ff0;
  --secondary-color: #0ff;

  --transition-duration: 0.2s;
}

html,
body {
  height: 100%;
  width: 100%;

  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--font-color);

  font-family: 'Consolas', 'Monaco', 'Courier New', Courier, monospace;
  font-size: 20px;
  line-height: 1.5;
  text-transform: lowercase;

  display: flex;
  flex-direction: column;
}

*::selection {
  background-color: var(--secondary-color);
  color: var(--bg-color);
}

*:focus {
  outline: 2px dashed var(--font-color);
}

*[hidden=true] {
  display: none !important;
}

h1 {
  font-size: 4.5rem;
}

section {
  margin-bottom: 1em;
}

address {
  font-style: normal;
}

a {
  color: var(--font-color);
  text-decoration: none;
  background: linear-gradient(var(--primary-color) 100%, var(--primary-color) 100%);
  background-size: 100% 0.1em;
  background-position: bottom;
  background-repeat: no-repeat;
}

a:hover,
a:focus {
  color: var(--bg-color);
  background-size: 100% 100%;
}

ul {
  list-style-type: circle;
  margin: 0;
}

li:hover {
  list-style-type: disc;
}

.content {
  margin: auto;
}

.col {
  display: flex;
  flex-wrap: wrap;
}

.col>* {
  flex: 1;
}

.sc::after,
li::after {
  content: ';';
}

span.sc,
a.sc {
  display: inline-block;
}

.cursor::after {
  content: '_';
  animation: blinkingcursor 0.5s alternate infinite step-end;
}

ul.inline,
ul.inline li {
  display: inline-block;
  padding-left: 0;
}

.break-all {
  word-break: break-all;
}

@keyframes blinkingcursor {
  0% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: no-preference) {
  a {
    transition: color var(--transition-duration), background-size var(--transition-duration);
  }

  .sc::first-letter,
  li::first-letter {
    transition: color var(--transition-duration);
  }
}