body,
html{
      margin: 0;
      padding: 0;
      height: 100%;
}

/* Hide scrollbar for Chrome, Safari and Opera */
body::-webkit-scrollbar {
  display: none;
}

/* Hide scrollbar for IE, Edge and Firefox */
body {
  -ms-overflow-style: none;  /* IE and Edge */
  scrollbar-width: none;  /* Firefox */
}

svg {
      display: block;
      width: 100%;
      height: 100vh;
      position: fixed;
      top: 0;
      left: 0;
}
  
.scrollElement {
      position: absolute;
      height: 6000px;
      width: 100px;
      top: 0;
      z-index: 0;
}

  .btn {
  position: fixed;
  bottom: 5%;
  left: 50%;
  transform: translateX(-50%);
  background-color: #FFFFFF;
  border: 1px solid #222222;
  border-radius: 8px;
  box-sizing: border-box;
  color: #222222;
  cursor: pointer;
  display: inline-block;
  font-family: Circular, -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", sans-serif;
  font-size: 16px;
  font-weight: 600;
  line-height: 20px;
  margin: 0;
  outline: none;
  padding: 13px 23px;
  text-align: center;
  text-decoration: none;
  transition: box-shadow .2s, transform .1s;
  user-select: none;
  z-index: 11;
}