* {
  margin: 0;
  padding: 0;
}

main {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

main > div {
  background: white;
  padding: 2rem 2rem;
  text-align: center;
  border-radius: 25px;
  box-shadow: 0px 0px 10px 5px rgba(255, 255, 255, 0.5);
}

main h1 {
  margin-bottom: 45px;
}

main button {
  padding: 3px 10px;
  border: 2px solid black;
  border-radius: 15px;
  font-size: 22px;
  cursor: pointer;
}

main button:hover {
  opacity: 0.8;
}

main button:active {
  opacity: 0.5;
}

#background {
  position: absolute;
  z-index: 0;
  display: block;
  min-height: 50%;
  min-width: 50%;
  color: yellow;
}

#content {
  position: absolute;
  z-index: 1;
}

#bg-text {
  color: lightgrey;
  font-size: 120px;
  -webkit-transform: rotate(300deg);
  transform: rotate(300deg);
}