html {
  margin: 0;
  padding: 0;
  border: 0;
  height: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: "Roboto", sans-serif;
  font-size: 16px;
  font-weight: 300;
  color: #222;
  margin: 0 20px;
  padding: 0;
}



p a {
  color: #222;
}

section.cover {
  display: flex;
  height: 100%;
  height: 100vh;
  align-items: center;
  justify-items: center;
}

section.cover main {
  max-width: 400px;
  margin: 0 auto;
  position: relative;
  text-align: center;
}

section.cover main h1 {
  font-weight: 100;
  font-size: 40px;
  margin: 0 0 10px 0;
}

section.cover main p {
  margin: 0 0 10px 0;
}

section.cover footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  text-align: center;
}

section.cover footer div {
  margin: 0 auto;
}

section.cover footer div a {
  display: block;
  padding: 40px;
}

section.doc main {
  max-width: 760px;
  margin: 0 auto;
  padding: 60px 0;
}

@media (max-width: 400px) {
  section.doc main {
    padding: 20px 0;
  }
}

section.doc a[name=content] {
  margin-top: -100px;
}

section.doc main header {
  border-bottom: 1px solid #666;
  margin-bottom: 40px;
}

section.doc main header h2 {
  font-weight: 100;
  font-size: 40px;
  margin: 0 0 20px 0;
  border-bottom: 1px solid #666;
  padding: 0 0 20px 0;
}

section.doc main header p {
  margin: 0 0 20px 0;
}

section.doc main header p a {
  color: #222;
}

section.doc main article {
  clear: both;
  margin: 0;
  padding: 0;
}

section.doc main article::after {
  display: block;
  content: ' ';
  clear: both;
}

section.doc main article aside {
  width: 50%;
  float: left;
  margin: 0;
  padding: 0 20px 20px 0;
  box-sizing: border-box;
}

@media (max-width: 400px) {
  section.doc main article aside {
    width: 100%;
    float: none;
  }
}

section.doc main article aside h3 {
  font-size: 24px;
  font-weight: 100;
  margin: 0 0 20px 0;
  padding: 0;
}

section.doc main article aside ul {
  list-style: none;
  padding: 0 0 20px 0;
  margin: 0;
}

section.doc main article aside ul li {
  margin: 0 0 8px 0;
  line-height: 15px;
}

section.doc main footer {
  clear: both;
  border-top: 1px solid #666;
  font-size: 12px;
  margin-bottom: 100px;
  text-align: center;
}