body {
  font-family: 'Open Sans', sans-serif;
}
.slide-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.slide-in.active {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 {
  transition-delay: 0.2s;
}
.delay-2 {
  transition-delay: 0.4s;
}
.delay-3 {
  transition-delay: 0.6s;
}