body,
html {
  padding: 0;
  margin: 0;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background-color: var(--color-background-white);
}

body::-webkit-scrollbar {
  display: none;
}

header {
  width: 100vw;
  height: 100vh;
  position: fixed;
  z-index: 1;
  overflow: hidden;
  display: flex;
}

header video {
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  z-index: -1;
}

main {
  width: 100%;
  height: 300vh;
  position: relative;
  transform-style: preserve-3d;
  z-index: 2;
}

.main-section {
  width: 100%;
  position: sticky;
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.main-section-top {
  height: 100vh;
  top: 0;
  transform: translateZ(-1px);
}

.main-section-bottom {
  height: auto;
  transform: translateZ(0);
}

.background-image-lg {
  width: 100vw;
  height: 100vh;

  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.center-flex {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  justify-content: space-evenly;
}

.vertical-flex {
  flex-direction: column;
}

.horizontal-flex {
  flex-direction: row;
}

.small-section {
  height: 40vh;
  width: 100vw;
  padding: 5vw;
}

.large-section {
  height: 100vh;
  width: 100vw;
}

.medium-section {
  height: 80vh;
  width: 100vw;
  padding: 5vw;
}

.rectangle-green {
  background-color: var(--color-primary-normalgreen);
}

.rectangle-white {
  background-color: var(--color-background-white);
}

.slider-img {
  background-position: center;
  background-size: contain;
  width: 100vw;
  height: 100vh;
}

@media (max-width: 768px) {
  .background-image-lg {
    background-size: contain;
    width: 100%;
    height: 100%;
  }

  .slider-img {
    width: 100%;
    height: 100%;
  }
}