* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: hsl(216, 39%, 15%);
  color: hsl(0, 0%, 100%);
  min-height: 100vh;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1.5rem;
  text-align: center;
}

.logo {
  width: 12rem;
  margin-bottom: 3rem;
}

h1 {
  max-width: 42rem;
  margin-bottom: 2rem;
  font-size: 1.5rem;
  font-weight: 300;
  line-height: 1.6;
}

h1 strong {
  font-weight: 600;
  white-space: nowrap;
}

.subtitle {
  max-width: 32rem;
  margin-bottom: 3rem;
  font-size: 1.125rem;
  font-weight: 300;
  color: hsla(0, 0%, 100%, 0.7);
}

.contact {
  border-top: 1px solid hsla(0, 0%, 100%, 0.2);
  padding-top: 1.5rem;
}

.contact p {
  font-size: 0.875rem;
  color: hsla(0, 0%, 100%, 0.5);
}

.contact a {
  color: hsla(0, 0%, 100%, 0.7);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.2s;
}

.contact a:hover {
  color: hsl(0, 0%, 100%);
}

@media (min-width: 768px) {
  h1 {
    font-size: 1.875rem;
  }
}