*,
::before,
::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  line-height: normal;
}

body {
  margin: 0;
}

[hidden] {
  display: none;
}

h1 {
  font-size: 2rem;
}
h2 {
  font-size: 1.5rem;
}
h3 {
  font-size: 1.17rem;
}
h4 {
  font-size: 1rem;
}
h5 {
  font-size: 0.83rem;
}
h6 {
  font-size: 0.67rem;
}

h1 {
  margin: 0.67em 0;
}

pre {
  white-space: pre-wrap;
}

hr {
  border-style: solid;
  border-width: 1px 0 0;
  color: inherit;
  height: 0;
  overflow: visible;
}

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block;
  vertical-align: middle;
  max-width: 100%;
}
audio:not([controls]) {
  display: none;
}

picture {
  display: contents;
}
source {
  display: none;
}

img,
svg,
video,
canvas {
  height: auto;
}

audio {
  width: 100%;
}

img {
  border-style: none;
}

svg {
  overflow: hidden;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
nav,
section {
  display: block;
}

[type='checkbox'],
[type='radio'] {
  box-sizing: border-box;
  padding: 0;
}