@keyframers 1.7.0 | Oceanic Overlays

index.html

<a href="https://youtu.be/kd_zuEYCDck" target="_blank" data-keyframers-credit style="color: #000"></a>
<script src="https://codepen.io/shshaw/pen/QmZYMG.js"></script>

<input type="radio" name="scene" id="scene-1" value="1" checked />
<input type="radio" name="scene" id="scene-2" value="2" />
<input type="radio" name="scene" id="scene-3" value="3" />
<input type="radio" name="scene" id="scene-4" value="4" />

<main id="site">
  <header class="top-nav">
    @keyframers
  </header>
  <div class="ocean">
    <div class="ocean-text">Stop</div>
  </div>
  <div class="left-side">    
    <div class="page-numbers" data-total="04">
      <div class="page-number -tens">0</div>
      <div class="page-number -ones">
        1<br/>2<br/>3<br/>4
      </div>
    </div>
  </div>
  <div class="hero">
    <div class="layer" data-scene="1">      
      <h1 class="heading">
        We can help<br />
        to save<br />
        the oceans
      </h1>
      <button class="button">
        How can I help?
      </button>
    </div>
    <div class="layer" data-scene="2">      
      <h1 class="heading">
        Saving nature,<br />
        we save our<br />
        future
      </h1>
      <button class="button">
        How can I help?
      </button>
    </div>
    <div class="layer" data-scene="3">      
      <h1 class="heading">
        Only you<br />
        can prevent<br />
        ocean fires
      </h1>
      <button class="button">
        How can I help?
      </button>
    </div>
    <div class="layer" data-scene="4">      
      <h1 class="heading">
        Do not<br />
        litter on<br />
        the beach
      </h1>
      <button class="button">
        How can I help?
      </button>
    </div>
  </div>

  <div class="left-content">
    <div class="layer" data-scene="1">      
      <div class="fact subtitle">More than</div>
      <div class="fact number">1 000 000</div>
      <div class="fact description">seabirds die yearly due to plastic debris</div>
    </div>
    <div class="layer" data-scene="2">      
      <div class="fact subtitle">The largest garbage patch is</div>
      <div class="fact number">1 760 000 m<sup>2</sup></div>
      <div class="fact description">and is 10m deep</div>
    </div>
    <div class="layer" data-scene="3">      
      <div class="fact subtitle">More than</div>
      <div class="fact number">700 000</div>
      <div class="fact description">species call the ocean their home</div>
    </div>
    <div class="layer" data-scene="4">      
      <div class="fact subtitle">There is an estimated</div>
      <div class="fact number">12 000 000</div>
      <div class="fact description">metric tons of plastic in the ocean</div>
    </div>
  </div>
  <div class="right-content">

    <nav class="slide-nav">
      <div class="nav-button -prev">
        &lt;
      
        <label class="nav-toggle" for="scene-1">1</label>
        <label class="nav-toggle" for="scene-2">2</label>
        <label class="nav-toggle" for="scene-3">3</label>
        <label class="nav-toggle" for="scene-4">4</label>
       
      </div>
      <div class="nav-button -next">
        Next &gt;
      
        <label class="nav-toggle" for="scene-1">1</label>
        <label class="nav-toggle" for="scene-2">2</label>
        <label class="nav-toggle" for="scene-3">3</label>
        <label class="nav-toggle" for="scene-4">4</label>
      </div>
    </nav>

    <div class="layer" data-scene="1">      
      <h2 class="heading">
        It's not late. It's time to save the ocean.
      </h2>
      <p class="paragraph">
        Lorem ipsum dolor sit amet consectetur adipisicing elit. Quae accusantium est autem amet minus, atque consequatur iure dolor id inventore sit magnam sint, voluptates deserunt beatae? Error eveniet quam dicta!
      </p>
    </div>

    <div class="layer" data-scene="2">      
      <h2 class="heading">
        Facts and Stats on Ocean Pollution
      </h2>
      <p class="paragraph">
        Lorem ipsum dolor, sit amet consectetur adipisicing elit. Inventore, amet hic provident ipsa placeat ad. Excepturi distinctio consectetur voluptatibus rem deleniti ducimus officia natus, magnam aut architecto sint reprehenderit provident?
      </p>
    </div>
    
    <div class="layer" data-scene="3">      
      <h2 class="heading">
        Learn more about how you can help.
      </h2>
      <p class="paragraph">
        Lorem ipsum dolor, sit amet consectetur adipisicing elit. Inventore, amet hic provident ipsa placeat ad. Excepturi distinctio consectetur voluptatibus rem deleniti ducimus officia natus, magnam aut architecto sint reprehenderit provident?
      </p>
    </div>
    
    <div class="layer" data-scene="4">      
      <h2 class="heading">
        Join the fight to defend our oceans.
      </h2>
      <p class="paragraph">
        Lorem ipsum dolor sit, amet consectetur adipisicing elit. Modi temporibus explicabo aspernatur dignissimos veritatis. Voluptate quis quia sed totam quasi placeat, odio quam fuga consectetur voluptatibus praesentium tempore vel molestiae?
      </p>
    </div>
  </div>
</main>

keyframers-1-7-0-oceanic-overlays.markdown

@keyframers 1.7.0 | Oceanic Overlays

Watch @davidkpiano and @shshaw code this live! https://youtu.be/kd_zuEYCDck

This week, David Khourshid and Stephen Shaw save the oceans using only CSS! Follow along as they toggle, slide and clip to create an inspiring page design. Streamed live on May 24, 2018.

Shownotes:

• Animation Inspiration: https://dribbble.com/shots/4592180-Save-The-Oceans-Website
• Final code: https://codepen.io/shshaw/pen/RyzaYY/

Additional Resources:

• CSS Mask animation https://codepen.io/shshaw/pen/NMeXoN
• Encroachment (CSS-only) https://codepen.io/shshaw/pen/OZGMKq/
• Overriding Default Button Styles https://css-tricks.com/overriding-default-button-styles/
• CSS-only Colorful Calendar Concept https://codepen.io/davidkpiano/pen/xwyVXO

Like what we're doing? There are many ways you can support @keyframers so we can keep live coding awesome animations!

• Like & Subscribe on YouTube https://youtube.com/keyframers
• Spread the word! A Tweet about @keyframers is worth a thousand chars.
• Follow & Subscribe on Twitch and join the live streams at http://twitch.tv/keyframers
• Support us on Patreon at https://patreon.com/keyframers !

Topics covered:

• Checkbox toggles
• CSS Variables
• background-clip: text

A Pen by Shaw on CodePen.

License.

script.js

// 🌊

style.scss

@import url('https://fonts.googleapis.com/css?family=Raleway:400,800');
@import url('https://fonts.googleapis.com/css?family=Oswald:500');

$color-teal: #0D3D4D;

::selection {
  background-color: #2256A1;
  color: white;
}

#site {
  display: grid;
  grid-template-rows: 3fr 2fr;
  grid-template-columns: 4rem 1fr 1fr 5rem;
  width: 90vw;
  height: 90vh;
  box-shadow: 0 .5rem 2rem rgba(black, 0.1);
  background-color: #fff;
  color: #000;
  font-family: 'Raleway', sans-serif;
  overflow: hidden;

  * {
    transition: all .6s cubic-bezier(.2, 0, .2, 1);
  }
}

#site { 
  --total: 4; 
  --scene: 1;
  --percentage: calc(var(--scene) / var(--total));
}

input[name="scene"] { 
  position: absolute; 
  top: 0; 
  left: -100%; 
  visibility: hidden;
  z-index: 5; 
}
input[value="1"]:checked ~ #site { --scene: 1; }
input[value="2"]:checked ~ #site { --scene: 2; }
input[value="3"]:checked ~ #site { --scene: 3; }
input[value="4"]:checked ~ #site { --scene: 4; }

input[value="1"]:checked ~ * [data-scene]:not([data-scene="1"]),
input[value="2"]:checked ~ * [data-scene]:not([data-scene="2"]),
input[value="3"]:checked ~ * [data-scene]:not([data-scene="3"]),
input[value="4"]:checked ~ * [data-scene]:not([data-scene="4"]) {
  pointer-events: none;
  
  .heading, .paragraph, .fact {    
    transform: translateX(-25%);
    opacity: 0;
  }
}

input[value="1"]:checked ~ * [data-scene="1"],
input[value="2"]:checked ~ * [data-scene="2"],
input[value="3"]:checked ~ * [data-scene="3"],
input[value="4"]:checked ~ * [data-scene="4"] {
  + [data-scene] {
    .heading, .paragraph, .fact {
      transform: translateX(25%);
    }
  }
}

.ocean {
  grid-row: 1 / 2;
  grid-column: 1 / -1;
  background-color: blue;
  background-image: url(https://picsum.photos/1200/800?image=912);
  background-repeat: no-repeat;
  background-size: cover;
  overflow: hidden;
}

.ocean-text {
  display: inline-block;
  white-space: nowrap;
  font-size: 45vh;
  text-transform: uppercase;
  font-weight: bold;
  font-family: 'Raleway', sans-serif;
  position: relative;
  background-image: url(https://picsum.photos/1200/800?image=909);
  background-size: 160% auto;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;

  background-position: calc( 25% + (-50% * var(--percentage)) ) 0;

  transform: 
    translateX( calc( 50% + ( -100% * var(--percentage) ) ) );
}

.left-content {
  float: left;
  grid-row: 2 / 4;
  grid-column: 2 / 3;

  .layer {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;

    > .subtitle {
      font-weight: bold;
      color: $color-teal;
    }

    > .subtitle, > .description {
      font-size: .75rem;
    }

    > .subtitle, > .number {
      color: $color-teal;
    }

    > .number {
      font-size: 2rem;
      font-weight: bold;
      letter-spacing: -1px;
    }
  }

}

.right-content {
  grid-row: 2 / 4;
  grid-column: 3 / -1;

  > .layer {    
    padding: 3rem 1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;

    > .heading {
      margin: 0;
      font-size: 1rem;
      color: $color-teal;
    }
  }
}

/* ---------------------------------- */

.slide-nav {
  position: absolute;
  bottom: 100%;
  right: 0;
  display: flex;
}


.nav-button {
  display: inline-block;
  padding: 0.5em 1em;
  background: #F9FBFB;
  cursor: pointer;
  user-select: none;
  font-weight: bold;
  text-transform: uppercase;
  overflow: hidden;
  color: #8CAAB7;
  
  &.-next {
    color: #2D4451;
    background: #CEDBE5; }

  .nav-toggle {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    opacity: 0;
    transform: translateX(0);
    transition: transform 0.5s linear 0s;
    z-index: 1;
  }
}

input[value="1"]:checked ~ * .-next .nav-toggle:not([for="scene-2"]),
input[value="2"]:checked ~ * .-next .nav-toggle:not([for="scene-3"]),
input[value="3"]:checked ~ * .-next .nav-toggle:not([for="scene-4"]),
input[value="4"]:checked ~ * .-next .nav-toggle:not([for="scene-1"]),
input[value="1"]:checked ~ * .-prev .nav-toggle:not([for="scene-4"]),
input[value="2"]:checked ~ * .-prev .nav-toggle:not([for="scene-1"]),
input[value="3"]:checked ~ * .-prev .nav-toggle:not([for="scene-2"]),
input[value="4"]:checked ~ * .-prev .nav-toggle:not([for="scene-3"]) {
  transform: translateX(100%);
  z-index: 3;
  transition-delay: .5s !important;
}

.top-nav {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  margin-top: 1rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  z-index: 2;
  color: #FFF;
  font-weight: bold;
  text-shadow: 0 1px 1em rgba(0,0,0,0.4);
}

/* ---------------------------------- */

.left-side {
  grid-row: 1 / 2;
  grid-column: 2 / 3;
  // align-self: end;
  font-size: 4rem;
  font-family: 'Oswald', sans-serif;
  font-weight: 500;
  overflow: hidden;
}

.page-numbers {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 1em;
  width: 100%;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: #FFF;
  transform: translateY(.5rem);

  &:after {
    content: '/ ' attr(data-total);
    font-size: 1rem;
    position: absolute;
    top: 0;
    left: 4.2rem;
    opacity: 0.7;
  }
}

.page-number {
  display: inline-block;

  &.-ones {
    transform: translateY(
      calc((var(--total) - var(--scene))
      * (100% / var(--total)))
      );
  }
}

.hero {
  grid-row: 1 / 2;
  grid-column: 3 / -1;
  color: #FFF;

  > .layer {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
  }

  .heading {
    text-transform: uppercase;
    letter-spacing: 2px;
  }

  .button {
    appearance: none;
    border: none;
    padding: 1rem;
    background-color: $color-teal;
    color: white;
    font-size: .6rem;
    font-family: inherit;
  }
}


.layer {
  position: absolute;
  top: 0;
  left: 0;
  // this...
  bottom: 0;
  right: 0;
  // or this... (preferred)
  width: 100%;
  height: 100%;
  margin: auto;
}


// -------------------------------

*, *:before, *:after {
  box-sizing: border-box;
  position: relative;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
}

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}