body {
  margin: 0;
  font: 16px/1.5 system-ui;
}
a {
  text-decoration: none;
}
header {
  color: #fff;
  text-align: center;
  max-width: 1280px;
  padding-top: 40px;
  padding-bottom: 564px;
  background:
    no-repeat url("hero.webp") bottom center,
    linear-gradient(135deg, #4a90e2, #a86bd6, #f78fb3, #ffcba4);
  margin: 0 auto;
}

h1 {
  font-size: 35px;
  margin: 0;
}
h1 span::after {
  content: "\a";
  white-space: pre;
}
h2 {
  margin: 0 20px 70px;
  font-weight: normal;
  color: #ffffffa0;
}
.download {
  text-align: center;
  margin: 40px 40px;
}
main {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

h3 {
  font-size: 32px;
  margin: 80px 0 20px;
}
h6 {
  font: inherit;
  color: #999;
  text-align: center;
  margin: 0;
}
footer {
  max-width: 800px;
  margin: 160px auto 0;
  border-top: 1px solid #999;
  padding: 40px 20px;
}
@media (min-width: 600px) {
  h1 {
    font-size: 48px;
  }
}

@media (min-width: 1281px) {
  header {
    margin-top: 40px;
    padding-top: 80px;
    border-radius: 60px;
  }
  h1 span::after {
    display: none;
  }
  h2 {
    margin-bottom: 80px;
  }
}