The Power of Pure CSS - No JavaScript Needed

<div>
  <h1>à l'affiche!</h1>
  <h2>cette semaine…</h2>
</div>
<div>
  <article>
    <h2>Lundi</h2>
    <div>
      <h3>lundi 28 août 2017</h3>
      <p>Th'art nesh thee nay lad soft lad wacken thi sen up t'foot o' our stairs. Nay lad where's tha bin. Th'art nesh thee a pint ‘o mild any rooad t'foot o' our stairs. Where there's muck there's brass t'foot o' our stairs ah'll gi' thee a thick ear. Ah'll learn thi tintintin tell thi summat for nowt soft lad mardy bum. Chuffin'</p>
      <p>nora ah'll box thi ears soft lad ee by gum tell thi summat for nowt ah'll gi' thee a thick ear. Bobbar nay lad. Breadcake soft southern pansy wacken thi sen up. Be reet where's tha bin mardy bum mardy bum. Tell thi summat for nowt where there's muck there's brass shu' thi gob. Dahn t'coil oil. That's champion ey up will ‘e ‘eckerslike shurrup by ‘eck. Eeh. Shu' thi gob face like a slapped arse god's own county soft lad th'art nesh thee tha daft apeth.</p>
    </div>
  </article>
  <article>
    <h2>Mardi</h2>
    <div>
      <h3>Mardi 29 août 2017</h3>
      <p>Th'art nesh thee nay lad soft lad wacken thi sen up t'foot o' our stairs. Nay lad where's tha bin. Th'art nesh thee a pint ‘o mild any rooad t'foot o' our stairs. Where there's muck there's brass t'foot o' our stairs ah'll gi' thee a thick ear. Ah'll learn thi tintintin tell thi summat for nowt soft lad mardy bum. Chuffin'</p>
      <p>nora ah'll box thi ears soft lad ee by gum tell thi summat for nowt ah'll gi' thee a thick ear. Bobbar nay lad. Breadcake soft southern pansy wacken thi sen up. Be reet where's tha bin mardy bum mardy bum. Tell thi summat for nowt where there's muck there's brass shu' thi gob. Dahn t'coil oil. That's champion ey up will ‘e ‘eckerslike shurrup by ‘eck. Eeh. Shu' thi gob face like a slapped arse god's own county soft lad th'art nesh thee tha daft apeth.</p>
    </div>
  </article>
  <article>
    <h2>Mercredi</h2>
    <div>
      <h3>Mercredi 30 août 2017</h3>
      <p>Th'art nesh thee nay lad soft lad wacken thi sen up t'foot o' our stairs. Nay lad where's tha bin. Th'art nesh thee a pint ‘o mild any rooad t'foot o' our stairs. Where there's muck there's brass t'foot o' our stairs ah'll gi' thee a thick ear. Ah'll learn thi tintintin tell thi summat for nowt soft lad mardy bum. Chuffin'</p>
      <p>nora ah'll box thi ears soft lad ee by gum tell thi summat for nowt ah'll gi' thee a thick ear. Bobbar nay lad. Breadcake soft southern pansy wacken thi sen up. Be reet where's tha bin mardy bum mardy bum. Tell thi summat for nowt where there's muck there's brass shu' thi gob. Dahn t'coil oil. That's champion ey up will ‘e ‘eckerslike shurrup by ‘eck. Eeh. Shu' thi gob face like a slapped arse god's own county soft lad th'art nesh thee tha daft apeth.</p>
    </div>
  </article>
  <article>
    <h2>Jeudi</h2>
    <div>
      <h3>Jeudi 31 août 2017</h3>
      <p>Th'art nesh thee nay lad soft lad wacken thi sen up t'foot o' our stairs. Nay lad where's tha bin. Th'art nesh thee a pint ‘o mild any rooad t'foot o' our stairs. Where there's muck there's brass t'foot o' our stairs ah'll gi' thee a thick ear. Ah'll learn thi tintintin tell thi summat for nowt soft lad mardy bum. Chuffin'</p>
      <p>nora ah'll box thi ears soft lad ee by gum tell thi summat for nowt ah'll gi' thee a thick ear. Bobbar nay lad. Breadcake soft southern pansy wacken thi sen up. Be reet where's tha bin mardy bum mardy bum. Tell thi summat for nowt where there's muck there's brass shu' thi gob. Dahn t'coil oil. That's champion ey up will ‘e ‘eckerslike shurrup by ‘eck. Eeh. Shu' thi gob face like a slapped arse god's own county soft lad th'art nesh thee tha daft apeth.</p>
    </div>
  </article>
  <article>
    <h2>Vendredi</h2>
    <div>
      <h3>Vendredi 1er Septembre 2017</h3>
      <p>Th'art nesh thee nay lad soft lad wacken thi sen up t'foot o' our stairs. Nay lad where's tha bin. Th'art nesh thee a pint ‘o mild any rooad t'foot o' our stairs. Where there's muck there's brass t'foot o' our stairs ah'll gi' thee a thick ear. Ah'll learn thi tintintin tell thi summat for nowt soft lad mardy bum. Chuffin'</p>
      <p>nora ah'll box thi ears soft lad ee by gum tell thi summat for nowt ah'll gi' thee a thick ear. Bobbar nay lad. Breadcake soft southern pansy wacken thi sen up. Be reet where's tha bin mardy bum mardy bum. Tell thi summat for nowt where there's muck there's brass shu' thi gob. Dahn t'coil oil. That's champion ey up will ‘e ‘eckerslike shurrup by ‘eck. Eeh. Shu' thi gob face like a slapped arse god's own county soft lad th'art nesh thee tha daft apeth.</p>
    </div>
  </article>
  <article>
    <h2>Samedi</h2>
    <div>
      <h3>Samedi 2 Septembre 2017</h3>
      <p>Th'art nesh thee nay lad soft lad wacken thi sen up t'foot o' our stairs. Nay lad where's tha bin. Th'art nesh thee a pint ‘o mild any rooad t'foot o' our stairs. Where there's muck there's brass t'foot o' our stairs ah'll gi' thee a thick ear. Ah'll learn thi tintintin tell thi summat for nowt soft lad mardy bum. Chuffin'</p>
      <p>nora ah'll box thi ears soft lad ee by gum tell thi summat for nowt ah'll gi' thee a thick ear. Bobbar nay lad. Breadcake soft southern pansy wacken thi sen up. Be reet where's tha bin mardy bum mardy bum. Tell thi summat for nowt where there's muck there's brass shu' thi gob. Dahn t'coil oil. That's champion ey up will ‘e ‘eckerslike shurrup by ‘eck. Eeh. Shu' thi gob face like a slapped arse god's own county soft lad th'art nesh thee tha daft apeth.</p>
    </div>
  </article>
  <article>
    <h2>Dimanche</h2>
    <div>
      <h3>Dimanche 3 Septembre 2017</h3>
      <p>Th'art nesh thee nay lad soft lad wacken thi sen up t'foot o' our stairs. Nay lad where's tha bin. Th'art nesh thee a pint ‘o mild any rooad t'foot o' our stairs. Where there's muck there's brass t'foot o' our stairs ah'll gi' thee a thick ear. Ah'll learn thi tintintin tell thi summat for nowt soft lad mardy bum. Chuffin'</p>
      <p>nora ah'll box thi ears soft lad ee by gum tell thi summat for nowt ah'll gi' thee a thick ear. Bobbar nay lad. Breadcake soft southern pansy wacken thi sen up. Be reet where's tha bin mardy bum mardy bum. Tell thi summat for nowt where there's muck there's brass shu' thi gob. Dahn t'coil oil. That's champion ey up will ‘e ‘eckerslike shurrup by ‘eck. Eeh. Shu' thi gob face like a slapped arse god's own county soft lad th'art nesh thee tha daft apeth.</p>
    </div>
  </article>
</div>

body {
  background: #801638;
  --nb-of-tabs: 6;
  --open-tab-width: 60%;
}

body,
body > * {
  margin: 0;
  padding: 0;
  font-family: 'Roboto', sans-serif;
  font-weight: normal;
}

* {
  transition: all .3s ease 0s;
}

/* Background colours */

div + div article:nth-child(1) {
  background: #c22326;
}

div + div article:nth-child(2) {
  background: #f37338;
}

div + div article:nth-child(3) {
  background: #fdb632;
}

div + div article:nth-child(4) {
  background: #027878;
}

div + div article:nth-child(5),
div + div {
  background: #801638;
}

div + div article:nth-child(6) {
  background: #000;
}

div + div article:nth-child(7),
div + div {
  background: #fff;
  color: #000;
}

/* Main layout */

html,
body,
div + div {
  width: 100vw;
  height: 100vh;
}

div + div {
  list-style: none;
  position: relative;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: stretch;
  overflow: hidden;
}

/* Articles */

div + div article {
  flex: initial;
  width: calc( 100% / var(--nb-of-tabs) );
  height: 100%;
  text-align: center;
  color: #fff;
  text-decoration: none;
  vertical-align: bottom;
  box-sizing: border-box;
  padding: 2vh 1vw;
  position: relative;
}

/* Big Headings */

body > div:first-child {
  position: fixed;
  bottom: 8vh;
  background: #fff;
  width: 100%;
  text-align: center;
  padding: .5rem;
  z-index: 2;
}

body > div:first-child h1,
body > div:first-child h2 {
  margin: 0;
  padding: 0;
}

/* Hover interaction */

div + div:hover article {
  flex: initial;
  width: calc( (100% - var(--open-tab-width) ) / (var(--nb-of-tabs) - 1 ) );
}

div + div article:hover {
  width: var(--open-tab-width);
}

article > div {
  opacity: 0;
  transition: opacity .2s ease 0;
}

div + div article:hover > div {
  opacity: 1;
  transition: opacity .3s ease .3s;
}

/* navigation */

div + div article > h2 {
  bottom: 2vh;
  position: absolute;
  text-align: center;
  width: 100%;
  margin: 0;
  font-size: 3vh;
}

/* Article layouts */

article div {
  text-align: left;
  width: 58vw;
}

article div p,
article div div h2,
article div h3 {
  margin: 0 0 1em 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  text-transform: uppercase;
}

article div p {
  width: 40vw;
}

@media (max-width: 1000px) {
  div + div article {
    padding: 2vh 3vw;
  }
  div + div article > h2 {
    transform: rotate(90deg);
    bottom: 23vh;
    min-width: 12em;
    text-align: left;
    transform: rotate(-90deg);
    transform-origin: 0 0 0;
    opacity: 1;
  }
  div + div article:hover > h2 {
    opacity: 0;
  }
  article div p {
    width: 50vw;
  }
  article div {
    max-height: calc(72%);
    overflow-y: auto;
  }
}

46

Flexbox Based Vertical Accordion With Pure CSS

By: pixeldev

45

Pure css close button animation

By: pixeldev

45

Pure CSS Automatic Slide Carousel

By: pixeldev

<div class="content">
  <div class="is-not-supported" role="alert">
    <p>Scroll-snap is not supported in your current browser. Supported browsers include Firefox version 39.</p>
  </div>
  <h1>Pure CSS Slider</h1>
  <p>This slider uses the css <code>scroll-snap</code> property as well as css styling for the scrollbar. Unfortunately, these two features have opposite browser support, so you will not see all the aspects of this pen in a single browser. You can learn more about the <code>scroll-snap</code>
  <div class="slider">
    <div class="slider-buttons">
      <a href="#slide-1">1</a>
      <a href="#slide-2">2</a>
      <a href="#slide-3">3</a>
      <a href="#slide-4">4</a>
    </div>
    <div class="slides">
      <div class="slide" id="slide-1">
        <p>This is the first slide. Scroll to the right to go to the next slide.</p>
      </div>
      <div class="slide" id="slide-2">
        <p>This is the second slide. Alternatively, change slides using the buttons at the top.</p>
      </div>
      <div class="slide" id="slide-3">
        <p>This is the third slide. You're getting the hang of it.</p>
      </div>
      <div class="slide" id="slide-4">
        <p>This is the last slide. Scroll back to the left if you're into that stuff.</p>
      </div>
    </div>
  </div>
</div>

/** Displays Warning if required property is not supported. **/
@supports (scroll-snap-type: mandatory) or (-webkit-scroll-snap-type: mandatory) {
  .is-not-supported {display: none;}
}

/** Generic Styling & Formatting **/
body * {box-sizing: border-box;}
body {
  margin: 0;
  font-family: helvetica, arial, sans-serif;
}
.content {
  width: 90%;
  max-width: 800px;
  margin: 0 auto;
}

/** Pure CSS Slider **/
.slider {
  position: relative;
  width: 100%;
  height: 350px;
  margin: 2rem auto;
  background: #ddd;
}
.slider .slides {
  width: 100%;
  height: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  white-space: nowrap;
  /** Thank you Sergey! http://blog.gospodarets.com/css-scroll-snap/ **/
    scroll-snap-points-x: repeat(100%);
    scroll-behavior: smooth;
    scroll-snap-type: mandatory;
    font-size: 0;
  /** **/
}
.slider .slide {
  position: relative;
  display: inline-block;
  width: 100%;
  height: 100%;
}
.slider .slide p {
  position: absolute;
  display: block;
  bottom: 0; left: 0;
  width: 100%;
  font-size: 1rem;
  color: #000;
  background: rgba(0,0,0,0.15);
  padding: 1em;
  margin: 0;
  white-space: normal;
}
.slider #slide-1 {background: #afa;}
.slider #slide-2 {background: #ffa;}
.slider #slide-3 {background: #faa;}
.slider #slide-4 {background: #aff;}

.slider-buttons {
  position: absolute;
  top: 0; right: 0;
  width: 100%;
  height: auto;
  padding: 0.5rem;
  font-size: 1rem;
  text-align: right;
  z-index: 2;
}
.slider-buttons a {
  width: 2em;
  display: inline-block;
  background: rgba(0,0,0,0.15);
  text-align: center;
  padding: 0.5em 0;
  text-decoration: none;
  color: #000;
}

/** Chrome Scroll Wheel **/

::-webkit-scrollbar {
  height: 34px;
}
::-webkit-scrollbar-track {
  background: #eee;
}
::-webkit-scrollbar-thumb {
  background: #ddd url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/42863/grab.png) center no-repeat;
  background-size: 24px;
}
::-webkit-scrollbar-button:start:decrement,
::-webkit-scrollbar-button:end:increment {
  position: absolute;
  top: 0;
  display: block;
  height: 34px;
  width: 34px;
  background: #ccc;
  background-image: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/42863/arrow2.png);
  background-size: 100%;
}
::-webkit-scrollbar-button:end:increment {
  background-image: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/42863/arrow.png);
}

/** Alert Box **/
.is-not-supported {
  width: 100%;
  margin: 2rem auto;
  background: #fda;
  padding: 1em;
}
.is-not-supported p {margin: 0;}

@media (max-width: 600px) {
  .content {width: 95%;}
}

45

Pure CSS Slider using Scroll-Snap

By: pixeldev

<div class="container">
  <h1>Text</h1>
  <div class="block">
    <div class="p-container">
      <p class="img-p">
        Lorem ipsum dolor sit amet, consectetur adipisicing elit. Non fuga, vero ea enim. Nemo voluptas culpa temporibus eius quae sunt.
      </p>
    </div>
  </div>

<div class="block">
    <div class="p-container">
      <p class="img-p">
        Lorem ipsum dolor sit amet, consectetur adipisicing elit. Non fuga, vero ea enim. Nemo voluptas culpa temporibus eius quae sunt.
      </p>
    </div>
  </div>

</div>

<div class="container">
  <h1>Images</h1>
  <div class="block image">
    <div class="layer"></div>
    <div class="p-container">