UID-Project-Final/parallax_effect.css at main · iamakash-06/UID-Project-Final · GitHub

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@import url(https://fonts.googleapis.com/css?family=Montserrat);
html, body {
  overflow: hidden;
  margin: 0;
  padding: 0;
}

.background {
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  overflow: hidden;
  will-change: transform;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
  height: 130vh;
  position: fixed;
  width: 100%;
  transform: translateY(30vh);
  transition: all 1.2s cubic-bezier(0.22, 0.44, 0, 1);
}
.background:before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.3);
}
.background:first-child {
  background-image: url(https://images.pexels.com/photos/1105666/pexels-photo-1105666.jpeg?auto=compress&cs=tinysrgb&dpr=2&h=650&w=940);
  transform: translateY(-15vh);
}
.background:first-child .content-wrapper {
  transform: translateY(15vh);
}
.background:nth-child(2) {
  background-image: url(https://images.pexels.com/photos/1938358/pexels-photo-1938358.jpeg?auto=compress&cs=tinysrgb&dpr=2&h=650&w=940;)
}
.background:nth-child(3) {
  background-image: url(https://i.postimg.cc/TY0xQ41T/photo-1433840496881-cbd845929862.jpg);
}

.background:nth-child(4) {
  background-image: url(https://images.pexels.com/photos/242236/pexels-photo-242236.jpeg?auto=compress&cs=tinysrgb&dpr=2&h=650&w=940);
}

.background:nth-child(5) {
  background-image: url(https://images.pexels.com/photos/242236/pexels-photo-242236.jpeg?auto=compress&cs=tinysrgb&dpr=2&h=650&w=940);
}

.background:nth-child(6) {
  background-image: url(https://images.pexels.com/photos/242236/pexels-photo-242236.jpeg?auto=compress&cs=tinysrgb&dpr=2&h=650&w=940);
}

/* Set stacking context of slides */
.background:nth-child(1) {
  z-index: 6;
}

.background:nth-child(2) {
  z-index: 5;
}

.background:nth-child(3) {
  z-index: 4;
}

.background:nth-child(4) {
  z-index: 3;
}

.background:nth-child(5) {
  z-index: 2;
}

.background:nth-child(6) {
  z-index: 1;
}

.content-wrapper {
  height: 100vh;
  color: #fff;
  font-family: Montserrat;
  text-transform: uppercase;
  transform: translateY(40vh);
  will-change: transform;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
  transition: all 1.7s cubic-bezier(0.22, 0.44, 0, 1);
}
.content-title {
  font-size: 12vh;
  line-height: 1.4;
}

.background.up-scroll {
  transform: translate3d(0, -15vh, 0);
}
.background.up-scroll .content-wrapper {
  transform: translateY(15vh);
}
.background.up-scroll + .background {
  transform: translate3d(0, 30vh, 0);
}
.background.up-scroll + .background .content-wrapper {
  transform: translateY(30vh);
}

.background.down-scroll {
  transform: translate3d(0, -130vh, 0);
}
.background.down-scroll .content-wrapper {
  transform: translateY(40vh);
}
.background.down-scroll + .background:not(.down-scroll) {
  transform: translate3d(0, -15vh, 0);
}
.background.down-scroll + .background:not(.down-scroll) .content-wrapper {
  transform: translateY(15vh);
}