html, body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: PT Sans,system-ui,sans-serif;
  line-height: 1.6;
  color: #3B82F6;
}
a {
  color: #0F172A;
}
img {
  max-width: 100%;
  height: auto;
}