/* Base reset */
* {
  box-sizing: border-box;
}

/* Page defaults */
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: #1a1a1a;
  background-color: #ffffff;
}

/* Layout */
main {
  max-width: 720px;
  margin: 3rem auto;
  padding: 0 1rem;
}

/* Headings */
h1, h2, h3 {
  line-height: 1.3;
}

/* Links */
a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Posts list spacing */
ul {
  padding-left: 1.25rem;
}