:root {
  font:
    17px/1.55 system-ui,
    sans-serif;
  color: #172136;
  background: #f6f7fa;
  color-scheme: light;
}
body {
  margin: 0;
}
main {
  max-width: 34rem;
  margin: 3rem auto;
  padding: 1.5rem;
  background: #fff;
  border-radius: 1rem;
}
h1 {
  color: #162c98;
  font-size: 1.7rem;
}
form,
section {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0;
}
input,
button {
  font: inherit;
  padding: 0.8rem;
  border: 1px solid #737b8b;
  border-radius: 0.4rem;
}
button {
  background: #162c98;
  color: white;
  cursor: pointer;
}
button:disabled {
  opacity: 0.65;
  cursor: wait;
}
input:focus-visible,
button:focus-visible {
  outline: 3px solid #b6cf22;
  outline-offset: 3px;
}
[hidden] {
  display: none !important;
}
#footer {
  font-size: 0.8rem;
  color: #515d71;
}
@media (max-width: 40rem) {
  main {
    margin: 0;
    border-radius: 0;
    min-height: 100vh;
    box-sizing: border-box;
  }
}