body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: left;
  min-height: 100vh;

  font-family: "Gentium Book Basic", Georgia, serif;
  font-size: 100%;
  line-height: 1.5;
  font-weight: 400;
}

/* typography */

h1,
h2,
.h1,
.h2 {
  font-weight: 400;
  line-height: 1.25;
  margin-top: 0.5em;
}

h1,
.h1 {
  font-size: 32px;
}

h2,
.h2 {
  font-size: 24px;
}

h3,
.h3 {
  font-size: 20px;
}

h1 + h2 {
  margin-top: 0;
}

p,
ul,
ol {
  margin-top: 1em;
}

@media screen and (min-width: 480px) {
  h1,
  .h1 {
    font-size: 48px;
  }
  h2,
  .h2 {
    font-size: 32px;
  }
  h3,
  .h3 {
    font-size: 24px;
  }
  p,
  .p,
  ul,
  ol {
    font-size: 20px;
  }
  small,
  .small,
  figcaption,
  figcaption p {
    font-size: 16px;
  }
}

@media screen and (min-width: 640px) {
  h1,
  .h1 {
    font-size: 64px;
  }
  h2,
  .h2 {
    font-size: 48px;
  }
  h3,
  .h3 {
    font-size: 32px;
  }
}

p,
.p,
ul,
ol {
  font-size: 18px;
}

small,
.small,
figcaption,
figcaption p {
  font-size: 14px;
}

strong,
.strong {
  font-weight: 700;
}

/* page sections */

#page {
  max-width: 700px;
  width: 100%;
  display: block;
}

/* links and decoration */

a {
  color: #09b;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* misc */

img {
  max-width: 100%;
  height: auto;
}

code.block {
  display: block;
  white-space: pre-wrap;
  margin: 1em 0;
  font-size: 13px;
}

code {
  background-color: #f5f5f5;
  font-size: 13px;
}

pre code {
  display: block;
  margin: 1em 0;
  padding: 1em;
  white-space: pre-wrap;
}

blockquote {
  margin-left: -10px;
  padding-left: 13px;
  box-shadow: inset 1px 0 0 0 black;
}