* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

body {
  padding: 1em;
}

h4,
h5,
h6,
p,
main,
header,
footer {
  margin-bottom: 0.6em;
}

h1 {
  font-size: 2em;
  margin-block-start: 0.83em;
  margin-block-end: 0.83em;
}

h2 {
  font-size: 1.5em;
  margin-block-start: 0.83em;
  margin-block-end: 0.83em;
}

h3 {
  font-size: 1.17em;
  margin-block-start: 0.83em;
  margin-block-end: 0.83em;
}

a {
  text-decoration: none;
}

main p {
  line-height: 1.7em;
}