/* layout */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
  margin: 0;
}

main {
  flex: 1;
}

main {
  display: flex;
  flex-direction: column;
  gap: 2em;
}

/* style */
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #ccf1ff;
  color: #002433;
}

header {
  position: relative;
  background-color: #0ae;
  margin: 0 0 10vh 0;
}
header img {
  height: 5.8vh;
  position: absolute;
  z-index: 10;
  margin: 1vh 2vw;
}
header::after {
  content: "";
  position: absolute;
  top: 100%;
  height: 14vh;
  width: 100%;
  background: url(header.svg) bottom center;
  background-size: 100%;
}

section {
  margin: 0;
  color: #004766;
}

footer {
  margin-top: 12vh;
  background-color: #0ae;
  position: relative;
}
footer img {
  height: 8vh;
  position: absolute;
  margin: 0;
  right: 3vw;
  top: -9vh;
}
footer::before {
  content: "";
  position: absolute;
  top: -200px;
  height: 200px;
  width: 100%;
  background-color: #ccf1ff;
  background: url(footer.svg) top center;
  background-size: 100%;
}

section h1 {
  font-size: 3rem;
  margin: 1rem;
}
section p {
  margin: 1rem;
}

section.hero {
  text-align: center;
}

section.interlude {
  background-color: #0ae;
  color: #fff;
  position: relative;

  margin: 12vh 0 9vh 0;

  text-align: center;
}
section.interlude::before {
  content: "";
  position: absolute;
  top: -14vh;
  height: 14.1vh;
  left: 0;
  width: 100%;
  background: url(interlude-top.svg) top center;
  background-size: 100%;

  text-align: center;
}
section.interlude::after {
  content: "";
  position: absolute;
  top: 99%; /* avoid render cracks for 100% */
  height: 14vh;
  left: 0;
  width: 100%;
  background: url(interlude-bottom.svg) bottom center;
  background-size: 100%;
}

section.interlude h1 {
  margin-top: 0;
  font-size: 6rem;
  color: #fff;
}
section.interlude p {
  margin: 0 5rem;
}