A Pen by Dudley Storey.

3D-Responsive-Image-Venetian-Blind-Transition-Effect-In-Pure-CSS.markdown

3D Responsive Image Venetian Blind Transition Effect In Pure CSS

Uses clip on multiple image copies to create "slices" transitioned with CSS 3D. In-depth article on my blog.

Photographs by Sean Archer and Ila PhotoGraphic

A Pen by Dudley Storey on CodePen.

License.

index.html

<figure id=blinds-window>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/autumn-face.jpg alt class=first>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
<img src=https://s3-us-west-2.amazonaws.com/s.cdpn.io/4273/julia.jpg alt class=second>
</figure>

style.css

body { margin: 0; background: #121; } 
figure { 
  margin: 0;
  position: relative;
  perspective: 1800px;
  transform-style: preserve-3d;
  max-width: 1000px; 
  padding-bottom: 56.25%; 
}
figure img { 
  top: 0;
  left: 0;
  position: absolute;
  transition: 1s;
  width: 100%;
}
figure img.first { transform: rotateY(0deg); }
figure img.second { transform: rotateY(-180deg) translateZ(1px); }
figure:hover img.first { transform: rotateY(180deg);  } 
figure:hover img.second { transform: rotateY(0deg) translateZ(1px);  }
figure img:nth-child(1), figure img:nth-child(11) { 
  clip: rect(0px, 100px, 840px, 0px);
  transform-origin: 50px 0px;
}
figure img:nth-child(2), figure img:nth-child(12) {
  clip: rect(0px, 200px, 840px, 100px);
  transform-origin: 150px 0px;
  transition-delay: 100ms;
}
figure img:nth-child(3), figure img:nth-child(13) {
  clip: rect(0px, 300px, 840px, 200px);
  transform-origin: 250px 0px;
  transition-delay: 200ms;  
}
figure img:nth-child(4), figure img:nth-child(14) {
  clip: rect(0px, 400px, 840px, 300px);
  transform-origin: 350px 0px;
  transition-delay: 300ms; 
}
figure img:nth-child(5), figure img:nth-child(15) {
  clip: rect(0px, 500px, 840px, 400px);
  transform-origin: 450px 0px;
  transition-delay: 400ms;
}
figure img:nth-child(6), figure img:nth-child(16) {
  clip: rect(0px, 600px, 840px, 500px);
  transform-origin: 550px 0px;
  transition-delay: 500ms; 
}
figure img:nth-child(7), figure img:nth-child(17) {
  clip: rect(0px, 700px, 840px, 600px);
  transform-origin: 650px 0px;
  transition-delay: 600ms;
}
figure img:nth-child(8), figure img:nth-child(18) {
  clip: rect(0px, 800px, 840px, 700px);
  transform-origin: 750px 0px;
  transition-delay: 700ms;
}
figure img:nth-child(9), figure img:nth-child(19) {
  clip: rect(0px, 900px, 840px, 800px);
  transform-origin: 850px 0px;
  transition-delay: 800ms; 
}
figure img:nth-child(10), figure img:nth-child(20) {
  clip: rect(0px, 1000px, 840px, 900px);
  transform-origin: 950px 0px;
  transition-delay: 900ms;  
}