:root {
  color-scheme: light;
  font-family: Arial, sans-serif;
  line-height: 1.55;
  color: #161616;
  background: #f6f7f8;
}

body {
  margin: 0;
}

main {
  max-width: 860px;
  margin: 0 auto;
  padding: 32px 18px 56px;
  background: #fff;
  min-height: 100vh;
}

h1, h2, h3 {
  line-height: 1.2;
}

h1 {
  margin-top: 0;
}

a {
  color: #0645ad;
}

code {
  background: #f1f3f5;
  padding: 0.08em 0.25em;
  border-radius: 3px;
}

pre {
  overflow-x: auto;
  padding: 12px;
  background: #f1f3f5;
  border-radius: 5px;
}

blockquote {
  margin-left: 0;
  padding-left: 14px;
  border-left: 4px solid #ccd3da;
  color: #444;
}

table {
  border-collapse: collapse;
  width: 100%;
}

th, td {
  border: 1px solid #d7dde3;
  padding: 6px 8px;
  text-align: left;
  vertical-align: top;
}

th {
  background: #eef2f6;
}

.source-link {
  margin-bottom: 24px;
  font-size: 14px;
}