* {
  margin: 0;
  padding: 0;
}

body {
  background-color: #000000;
  /* height: 100vh; */
  /* overflow: hidden; */
}

header {
  text-align: center;
  position: absolute;
  left: 0;
  right: 0;
  margin: 0 auto;
  font-family: "Ubuntu", sans-serif;
  font-size: 2rem;
  height: 8vh;
  color: #ffffff;
  animation: onLoadHeader 1s linear;
  z-index: 100;
  background-color: #000000;
  padding: 2vh 0;
  top: 40vh;
}

.sticky {
  position: fixed !important;
  top: 0vh !important;
}

@keyframes onLoadHeader {
  0% {
    top: 100vh;
  }
  100% {
    top: 40vh;
  }
}

main {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  position: absolute;
  animation: onLoadMain 3s linear;
  z-index: -1;
  right: 0;
  left: 0;
  margin: 0 auto;
}

@keyframes onLoadMain {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

.mainTile {
  position: relative;
  top: 82vh;
  height: 88vh;
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  flex-direction: column;
  animation: appear linear;
  animation-timeline: view();
  animation-range: entry 0% cover 40%;
}

@keyframes appear {
  from {
    opacity: 0;
    scale: 0.5;
  }
  to {
    opacity: 1;
    scale: 1;
  }
}

h2 {
  color: #ffffff;
  font-family: "Ubuntu", sans-serif;
  font-size: 2rem;
}

.listTile {
  background-color: #ffffff;
  padding: 4rem;
  border: 1px solid #ffffff;
  border-radius: 25px;
}

.listTile ol li {
  font-size: 1.2rem;
}

.listTile2 {
  background-color: #ffffff;
  padding: 4rem;
  border: 1px solid #ffffff;
  border-radius: 25px;
  display: flex;
  justify-content: center;
}

.subList {
  margin: 0 1rem;
  display: flex;
  align-items: center;
  flex-direction: column;
  width: fit-content;
}

.subList h3 {
  font-size: 1.5rem;
}

.subList ol li {
  font-size: 1.2rem;
}

footer {
  color: #ffffff;
  position: absolute;
  width: 100vw;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 10vh;
  top: 85vh;
  position: fixed;
}

footer svg #wheel {
  animation: scroll ease 1.5s infinite;
}

@keyframes scroll {
  0% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(100px);
  }
}

@media only screen and (max-width: 768px) {
  header {
    font-size: 1rem;
  }

  .listTile {
    padding: 4rem 2rem;
  }

  .listTile2 {
    flex-direction: column;
    padding: 4rem 2rem;
    align-items: flex-start;
  }

  .subList {
    margin: 0.2rem 0;
    align-items: flex-start;
  }
}