* {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  color: CanvasText;
  background: Canvas;
  color-scheme: light dark;
}

body {
  margin: 0 auto;
  padding: 10vw 1.5rem 1.5rem;
  max-width: 42rem;
  font-size: 15px;
  line-height: 1.6;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 1.5rem;
  line-height: 1.2;
}

h1, h2, h3, h4, h5, h6, b, strong {
  font-weight: 800;
  font-family: Georgia, 'Times New Roman', serif;
}

h1 {
  font-size: 3rem;
}

h2, h3, h4, h5, h6, button, input, textarea {
  font-size: 1rem;
}

a {
  color: inherit;
  text-decoration: none;
  border-bottom: solid 2px #20BBFC;
}

hr {
  border-color: #80808020;
}

p code {
  display: inline-block;
  padding-inline: .375rem;
  background: #80808020;
}

blockquote {
  margin: 0;
  padding-left: .75rem;
  border-left: solid 2px #80808020;
}

pre {
  margin-inline: -1.5rem;
  padding: 1.5rem;
  overflow-x: scroll;
  background: #80808020;
}

img, video {
  margin-inline: -1.5rem;
  width: calc(100% + 3rem);
}

iframe {
  margin-inline: -1.5rem;
  width: calc(100% + 3rem);
  min-height: 20rem;
  border: none;
}

iframe:not([allowfullscreen]) {
  padding: 1.5rem;
  border: solid 2px #80808020;
}

textarea, [contenteditable] {
  padding: 1.5rem;
  width: 100%;
  min-height: 20rem;
}