* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --page-1-color: steelblue;
  --page-2-color: tan;
  --page-3-color: teal;
  --page-4-color: slateblue;
  --animate-speed: 2s;
}

html,
body {
  font-family: "Poppins", sans-serif;
  scroll-behavior: smooth;
}

.page {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;

  padding: 0 3rem;
  color: #fff;

  h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin: 2rem;
  }

  p {
    font-size: 1.3rem;

    a {
      text-decoration: none;
      color: white;
    }
  }
}

/* Paginakleuren */
#page-1 {
  background: var(--page-1-color);
}

#page-2 {
  background: var(--page-2-color);
}

#page-3 {
  background: var(--page-3-color);
}

#page-4 {
  background: var(--page-4-color);
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  background: lightgray;
  color: black;
  text-decoration: none;
  font-size: 1.1rem;
  margin-top: 3rem;
  border: none;
  transition: all 0.5s ease-in;

  &:hover {
    background: #333;
    color: #fff;
  }
}

.btn-dark {
  background: #333;
  color: #fff;

  &:hover {
    opacity: 0.9;
  }
}

#page-1 {
  h1 {
    transform: translateY(-1200px);
    animation: headingMove var(--animate-speed) forwards ease-in;
  }
  p {
    transform: translateX(-1800px);
    animation: textMove var(--animate-speed) forwards ease-in;
  }
}

@keyframes headingMove {
  to {
    transform: translateY(0);
  }
}

@keyframes textMove {
  to {
    transform: translateX(0);
  }
}

@media (max-width: 768px) {
  .page {
    h1 {
      font-size: 3.5rem;
    }
    p {
      font-size: 1.1rem;
    }
  }
}