html,
body {
  margin: 0;
  padding: 0;
}

#intro {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 100vw;
  background: white;
  z-index: 99;
  transition: all 1s ease;
}

.intro-logo {
  position: absolute;
  right: 0;
}

.hide-intro #intro {
  opacity: 0;
  pointer-events: none;
}

@media screen and (max-width: 689px) {
  .intro-logo {
    padding: 30px;
    bottom: 80px;
  }
}
@media screen and (min-width: 690px) and (max-width: 994px) {
  .intro-logo {
    padding: 37px;
    top: 0;
    height: 100%;
  }
}
@media screen and (min-width: 995px) and (max-width: 1439px) {
  .intro-logo {
    padding: 45px;
    top: 0;
    height: 100%;
  }
}
@media screen and (min-width: 1440px) {
  .intro-logo {
    padding: 60px;
    top: 0;
    height: 100%;
  }
}