* {
  box-sizing: border-box;
  font-family: "Open Sans", sans-serif;
}

@font-face {
  font-family: "Neue Machina";
  src: url("../fonts/neue-machina-regular.otf");
}

body {
  background-color: #000;
  color: #fff;
}
main {
  margin: 1rem;
  padding: 1rem;
  border: 1px solid #fff;
  border-radius: 1rem;
  z-index: 1;
}

main::before,
main::after {
  content: "";
  background-image: url("../img/background/background-top.svg");
  background-repeat: no-repeat;
  background-size: contain;
  display: inline-block;
  position: fixed;
  width: 100vw;
  height: 100vh;
  top: 0;
  left: 0;
  z-index: -1;
}

main::after {
  content: "";
  top: auto;
  left: auto;
  bottom: 0;
  right: 0;
  z-index: -1;
  transform: rotate(180deg);
}

a {
  color: #fff;
  text-decoration: none;
}

a:hover {
  color: #fff;
  text-decoration: underline;
}

@media only screen and (min-width: 768px) {
  main {
    margin: 5rem;
    padding: 1rem;
    border: 1px solid #fff;
    border-radius: 1rem;
    z-index: 1;
  }
}