@import url("https://fonts.googleapis.com/css2?family=Viaoda+Libre&display=swap");

* {
  text-align: center;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Viaoda Libre", cursive;
}
body {
  background-color: white;
}
header {
  text-align: center;
  position: fixed;
  z-index: 10;
  height: 10vh;
  font-size: 2.5vh;
  font-weight: bold;
  width: 100%;
  box-shadow: 0 0.0625vh 0.75vh black;
  background-color: whitesmoke;
}
@media screen and (max-width: 600px) {
  nav {
    display: flex;
    justify-content: space-evenly;
  }
  nav span {
    display: flex;
    width: 50%;
    justify-content: space-evenly;
  }
}
header h1 {
  color: white;
  text-shadow: 0vh 0vh 0.75vh black;
}
header a {
  text-decoration: none;
  color: darkslategray;
  text-shadow: 0 0px 0.125vh black;
}

header a:hover {
  text-shadow: 0 0px 0.25vh maroon;
}
header a:visited {
  color: maroon;
}

article {
  height: 100vh;
  padding: 15vh 2.5vh 0 2.5vh;
  overflow: hidden;
}
article section {
  height: 80vh;
  padding: 0 5vh 0 5vh;
  box-shadow: 0 0 0.5vh black;
  width: 50%;
  margin: 0 auto;
  background-color: whitesmoke;
}
@media screen and (max-width: 600px) {
  article section {
    width: 95%;
  }
}
article section > div {
  height: 70vh;

  overflow: hidden;
  overflow-y: scroll;
  box-shadow: 0 0 0.25vh black;
  background-color: white;
}
article section > div > div {
  height: 100%;
}
img {
  height: 50vh;
}