This is an experiment on how SVG patterns can help us create masked-like images for a CSS-only image slider.
CHANGELOG
Added will-change property to improve performance.
A Pen by Damián Muti on CodePen.
Forked from anonymous/css-only-image-slider-using-svg-patterns.markdown
Created
July 26, 2017 05:49
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CSS-only image slider using SVG patterns
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| <header class="header__main"> | |
| <div class="slider"> | |
| <svg class="slider__mask" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 1920 1080" width="0" height="0"> | |
| <defs> | |
| <!-- Slide 1 --> | |
| <pattern id="bg1" patternUnits="userSpaceOnUse" width="1920" height="1080" viewBox="0 0 1920 1080"> | |
| <image xlink:href="https://images.unsplash.com/photo-1454328911520-ccf83f1ef41d?dpr=1&auto=format&fit=crop&w=2000&h=2000&q=80&cs=tinysrgb&crop=&bg=" width="100%" height="100%"/> | |
| </pattern> | |
| <pattern id="pattern1l" patternUnits="userSpaceOnUse" width="562" height="366" viewBox="0 0 562 366"> | |
| <image xlink:href="https://images.unsplash.com/photo-1454328911520-ccf83f1ef41d?dpr=1&auto=format&fit=crop&w=600&h=600&q=80&cs=tinysrgb&crop=&bg=" width="600px" height="600px"/> | |
| </pattern> | |
| <pattern id="pattern1r" patternUnits="userSpaceOnUse" x="365px" width="562" height="366" viewBox="0 0 562 366"> | |
| <image xlink:href="https://images.unsplash.com/photo-1497215842964-222b430dc094?dpr=1&auto=format&fit=crop&w=600&h=600&q=80&cs=tinysrgb&crop=&bg=" width="600px" height="600px"/> | |
| </pattern> | |
| <!-- Slide 2 --> | |
| <pattern id="bg2" patternUnits="userSpaceOnUse" width="1920" height="1080" viewBox="0 0 1920 1080"> | |
| <image xlink:href="https://images.unsplash.com/photo-1497377825569-02ad2f9edb81?dpr=1&auto=format&fit=crop&w=2000&h=2000&q=80&cs=tinysrgb&crop=&bg=" width="100%" height="100%"/> | |
| </pattern> | |
| <pattern id="pattern2l" patternUnits="userSpaceOnUse" width="562" height="366" viewBox="0 0 562 366"> | |
| <image xlink:href="https://images.unsplash.com/photo-1497377825569-02ad2f9edb81?dpr=1&auto=format&fit=crop&w=600&h=600&q=80&cs=tinysrgb&crop=&bg=" width="600px" height="600px"/> | |
| </pattern> | |
| <pattern id="pattern2r" patternUnits="userSpaceOnUse" x="365" width="562" height="366" viewBox="0 0 562 366"> | |
| <image xlink:href="https://images.unsplash.com/photo-1496060169243-453fde45943b?dpr=1&auto=format&fit=crop&w=600&h=600&q=80&cs=tinysrgb&crop=&bg=" width="600px" height="600px"/> | |
| </pattern> | |
| </defs> | |
| </svg> | |
| <div class="slide" id="slide-1"> | |
| <svg class="slide__bg" viewBox="0 0 1920 1080" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="1920" height="1080"> | |
| <rect x="0" y="0" width="1920" height="1080" fill="url(#bg1)" /> | |
| </svg> | |
| <div class="slide__images"> | |
| <div class="slide__image slide__image--left"> | |
| <svg viewBox="0 0 900 365" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" x="0px" y="0px"> | |
| <path d="M 0 0 L 0 365 L 351.2382 365 L 562 0 L 0 0 Z" fill="url(#pattern1l)"/> | |
| </svg> | |
| </div> | |
| <div class="slide__image slide__image--right"> | |
| <svg viewBox="0 0 900 365" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" x="0px" y="0px"> | |
| <path d="M 900 365 L 900 0 L 548.7618 0 L 338 365 L 900 365 Z" fill="url(#pattern1r)"/> | |
| </svg> | |
| </div> | |
| </div> | |
| </div> | |
| <div class="slide" id="slide-2"> | |
| <svg class="slide__bg" viewBox="0 0 1920 1080" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="1920" height="1080"> | |
| <rect x="0" y="0" width="1920" height="1080" fill="url(#bg2)" /> | |
| </svg> | |
| <div class="slide__images"> | |
| <div class="slide__image slide__image--left"> | |
| <svg viewBox="0 0 900 365" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" x="0px" y="0px"> | |
| <path d="M 0 0 L 0 365 L 351.2382 365 L 562 0 L 0 0 Z" fill="url(#pattern2l)"/> | |
| </svg> | |
| </div> | |
| <div class="slide__image slide__image--right"> | |
| <svg viewBox="0 0 900 365" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" x="0px" y="0px"> | |
| <path d="M 900 365 L 900 0 L 548.7618 0 L 338 365 L 900 365 Z" fill="url(#pattern2r)"/> | |
| </svg> | |
| </div> | |
| </div> | |
| </div> | |
| <div class="slider__pagination"> | |
| <a href="#slide-1" class="button">Slide 1</a> | |
| <a href="#slide-2" class="button">Slide 2</a> | |
| </div> | |
| </header> |
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| // Force redirect to anchor | |
| window.location.href="#slide-1"; | |
| // All images are from https://unsplash.com/ |
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| @import url('https://fonts.googleapis.com/css?family=Montserrat:600'); | |
| $msuxf-background: #fff !default; | |
| $msuxf-background-dark: #333 !default; | |
| $msuxf-font-family-alt: 'Montserrat', sans-serif; | |
| $msuxf-transition-duration: 0.25s !default; | |
| $msuxf-transition-timing: ease !default; | |
| .header__main { | |
| position: relative; | |
| min-height: 100vh; | |
| overflow: hidden; | |
| text-align: left; | |
| } | |
| .slider { | |
| width: 100vw; | |
| height: 100vh; | |
| } | |
| .slide { | |
| display: flex; | |
| justify-content: center; | |
| align-items: center; | |
| height: 100vh; | |
| position: absolute; | |
| width: 100%; | |
| &:target { | |
| .slide__bg { | |
| opacity: 1; | |
| } | |
| .slide__image { | |
| transform: translate(0); | |
| opacity: 1; | |
| transition-delay: 0.5s; | |
| filter: blur(0) drop-shadow(0px 10px 30px rgba(0,0,0,0.35)); | |
| } | |
| } | |
| } | |
| .slide__bg { | |
| position: absolute; | |
| z-index: 0; | |
| top: 50%; | |
| left: 50%; | |
| transform: translate(-50%, -50%) scale(2); | |
| filter: blur(50px); | |
| opacity: 0; | |
| transition: opacity 1s ease; | |
| will-change: opacity; | |
| } | |
| .slide__images { | |
| position: relative; | |
| width: 100%; | |
| max-width: 900px; | |
| height: 365px; | |
| margin: 0 20px; | |
| } | |
| .slide__image { | |
| position: absolute; | |
| width: 100%; | |
| opacity: 0; | |
| transition: all 0.5s ease-in-out 0s; | |
| filter: blur(10px) drop-shadow(0px 10px 30px rgba(0,0,0,0.35)); | |
| will-change: transform, opacity, filter; | |
| svg { | |
| display: block; | |
| } | |
| &--left { | |
| transform: translate(0.75%, -10px); | |
| } | |
| &--right { | |
| top: 5vmin; | |
| transform: translate(-0.75%, 10px); | |
| } | |
| } | |
| .slider__pagination { | |
| position: absolute; | |
| bottom: 7vh; | |
| width: 100%; | |
| text-align: center; | |
| } | |
| .button { | |
| position: relative; | |
| display: inline-block; | |
| padding: 20px 40px; | |
| border: 2px solid $msuxf-background; | |
| line-height: 1; // Normalize height | |
| font: 600 12px 'Montserrat', sans-serif; | |
| text-align: center; | |
| text-decoration: none; | |
| text-transform: uppercase; | |
| letter-spacing: 1.5px; | |
| color: white; | |
| transition: all $msuxf-transition-duration $msuxf-transition-timing; | |
| appearance: none; | |
| &:hover { | |
| color: $msuxf-background-dark; | |
| background-color: white; | |
| } | |
| } |
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