* {
  box-sizing: border-box;
}

html {
  font-size: 18px;
}

body {
  margin: 0;
  padding: 1.5rem;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
               Arial, sans-serif;
  line-height: 1.6;
  background: #0f1115;
  color: #e6e6e6;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

h1 {
  font-size: 2rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid #2a2f3a;
  padding-bottom: 0.5rem;
}

h2 {
  font-size: 1.3rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

a {
  color: #6cb6ff;
  text-decoration: underline;
}

a:hover,
a:focus {
  color: #9cd1ff;
}

a:focus {
  outline: 3px solid #6cb6ff;
  outline-offset: 3px;
}


p,
body > br {
  margin-bottom: 1rem;
}

ul {
  margin-top: 0.5rem;
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.4rem;
}

hr {
  border: none;
  border-top: 1px solid #2a2f3a;
  margin: 3rem 0 1rem;
}

body > hr + text,
body > hr {
  font-size: 0.9rem;
  color: #aaa;
}

/* mobile */
@media (max-width: 600px) {
  body {
    padding: 1rem;
  }
.contact {
  margin-top: 1rem;
  font-style: normal;
}

.contact a {
  display: block;
  margin-bottom: 0.5rem;
}
  h1 {
    font-size: 1.6rem;
  }

  h2 {
    font-size: 1.2rem;
  }
}