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HTML

              
                <svg style="display: none" width="0" height="0" fill="none" xmlns="http://www.w3.org/2000/svg">
  <defs>  
    <g id="face-step-1">
      <ellipse class="left-eye" cx="59.5" cy="59.001" rx="26.5" ry="37" fill="#fff"/>
      <ellipse class="right-eye" cx="131.5" cy="59.001" rx="26.5" ry="37" fill="#fff"/>
      <circle class="left-pupil" cx="59.5" cy="43.501" r="13.5" fill="#884578"/>
      <circle class="right-pupil" cx="131.5" cy="43.501" r="13.5" fill="#884578"/>
      <ellipse class="left-lower-lid" cx="62.367" cy="95.453" rx="46.487" ry="19.5" transform="rotate(-20.356 62.367 95.453)" fill="#C794BB"/>
      <ellipse class="left-upper-lid" rx="42.306" ry="14.491" transform="matrix(.96216 -.27248 .43717 .89938 47.04 24.56)" fill="#C794BB"/>
      <ellipse class="right-lower-lid" cx="130.194" cy="94.537" rx="46.487" ry="19.5" transform="rotate(17.442 130.194 94.537)" fill="#C794BB"/>
      <ellipse class="right-upper-lid" rx="42.508" ry="14.387" transform="matrix(.9694 .24552 -.39868 .9171 145.057 26.028)" fill="#C794BB"/>
      <path class="mouth" d="M98 114c-14.5 0-37 3-49 14.5 6.5 5 16.5 13.5 28 6.5s26-6 41.5 0c8.406 3.254 18.5-3 23.5-10-18-11-29.5-11-44-11Z" fill="#884578"/>
      <path class="teeth" d="M57 117a6 6 0 0 1 6-6h66a6 6 0 0 1 6 6v1.463c0 4.65-5.322 7.992-9.781 6.671-6.5-1.926-16.24-3.848-29.219-3.848-12.98 0-22.719 1.922-29.219 3.848-4.46 1.321-9.781-2.021-9.781-6.671V117Z" fill="#fff"/>
    </g>

    <g id="face-step-2">
      <ellipse class="left-eye" cx="59.5" cy="70" rx="26.5" ry="37" fill="#fff"/>
      <ellipse class="right-eye" cx="131.5" cy="70" rx="26.5" ry="37" fill="#fff"/>
      <circle class="left-pupil" cx="60" cy="72" r="15" fill="#884578"/>
      <circle class="right-pupil" cx="132" cy="72" r="15" fill="#884578"/>
      <ellipse class="left-lower-lid" cx="54.367" cy="122.452" rx="46.487" ry="19.5" transform="rotate(22.398 54.367 122.452)" fill="#C794BB"/>
      <ellipse class="left-upper-lid" rx="44.124" ry="10.325" transform="matrix(.98775 -.15603 .65697 .75392 50.367 15.669)" fill="#C794BB"/>
      <ellipse class="right-lower-lid" cx="140.194" cy="121.537" rx="46.487" ry="19.5" transform="rotate(-15 140.194 121.537)" fill="#C794BB"/>
      <ellipse class="right-upper-lid" rx="44.559" ry="9.991" transform="matrix(.99017 .13989 -.6147 .78876 143.314 16.545)" fill="#C794BB"/>
      <path class="mouth" d="M94 130c-36 0-49.5-9-61-3-9.5 4.957 9.5 36.5 31.5 46 17.48 7.548 41.258 7.727 58 0 19.5-9 42-41.444 34-45-13.5-6-26.5 2-62.5 2Z" fill="#884578"/>
      <path class="teeth" d="M39 117a6 6 0 0 1 6-6h101a6 6 0 0 1 6 6v10.614c0 2.612-1.689 4.9-4.233 5.489C140.278 134.835 122.856 138 95.5 138s-44.778-3.165-52.267-4.897c-2.544-.589-4.233-2.877-4.233-5.489V117Z" fill="#fff"/>
    </g>
    
  </defs>
</svg>

<div class="browser">
  <div class="browser-elements">
    <div class="top-bar">
      <div class="points">
        <span class="point"></span>
        <span class="point"></span>
        <span class="point"></span>
      </div>
    </div>
    <div class="scroll-bar">
      <div class="bar"></div>
    </div>
  </div>
	<div class="page content-spacing">
    <div data-flip class="page-background"></div>
		<header></header>
		<ul class="items content-spacing">
			<li></li>
			<li></li>
			<li></li>
			<li></li>
			<li></li>
			<li></li>
			<li></li>
		</ul>
		<div class="loading"><span class="spinner"></span></div>
		<footer data-flip>
      <svg class="face" viewBox="0 0 194 194" width="194" height="194" fill="none" xmlns="http://www.w3.org/2000/svg">
        <defs>
          <clipPath id="teethMask" >
            <path class="mouth" d="M98.5 154c-10 0-18.5 3.5-35 13.071C69 173 70.5 166 83 160.5s24-4 31.5 0S128 171 132 165c-14.5-8-23.5-11-33.5-11Z" fill="#884578"/>
          </clipPath>
        </defs>
        <ellipse class="left-eye" cx="59.5" cy="109" rx="26.5" ry="37" fill="#fff"/>
        <ellipse class="right-eye" cx="131.5" cy="109" rx="26.5" ry="37" fill="#fff"/>
        <circle class="left-pupil" cx="59.5" cy="123.5" r="13.5" fill="#884578"/>
        <circle class="right-pupil" cx="131.5" cy="123.5" r="13.5" fill="#884578"/>
        <ellipse class="left-lower-lid" cx="54.367" cy="152.453" rx="46.487" ry="19.5" transform="rotate(-20.356 54.367 152.453)" fill="#C794BB"/>
        <ellipse class="left-upper-lid" cx="50.367" cy="81.453" rx="46.487" ry="19.5" transform="rotate(-20.356 50.367 81.453)" fill="#C794BB"/>
        <ellipse class="right-lower-lid" cx="140.194" cy="151.537" rx="46.487" ry="19.5" transform="rotate(17.442 140.194 151.537)" fill="#C794BB"/>
        <ellipse class="right-upper-lid" cx="143.314" cy="83.511" rx="46.487" ry="19.5" transform="rotate(18.357 143.314 83.51)" fill="#C794BB"/>
        <path class="mouth" d="M98.5 154c-10 0-18.5 3.5-35 13.071C69 173 70.5 166 83 160.5s24-4 31.5 0S128 171 132 165c-14.5-8-23.5-11-33.5-11Z" fill="#884578"/>
        <path class="teeth" clip-path="url(#teethMask)" d="M62.5 136a6 6 0 0 1 6-6h57a6 6 0 0 1 6 6v9a6 6 0 0 1-6 6h-57a6 6 0 0 1-6-6v-9Z" fill="#fff"/>
      </svg>
      <div class="hand" data-type>
        <svg class="hand-type hand-wave" viewBox="0 0 126 115" width="126" height="115" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M10.882 56.862c-1.525 6.843-.838 20.375 3.335 30.087 4.172 9.712 14.813 19.839 22.393 24.083s19.868 3.753 28.056 0c8.187-3.753 19.207-13.67 25.999-24.083l29.5-35.644c3-4.26 8.5-11.26 3-15.76s-12 .5-15.5 4.5L86.482 62.37s-2.317 1.675-3.6 0c-1.281-1.675 0-3.298 0-3.298l29.783-42.027c2.5-4 2.999-9.757-1.001-12.5-3.999-2.744-9.5-1.5-12.753 3.802L72.3 49.94s-2.135 3.606-4.633 1.923c-2.5-1.683 0-4.517 0-4.517l17.64-31.864c3.859-7.134 1.359-11.936-2.641-13.936s-10 .5-13 5.5c0 0-18.5 33.5-22 40s-10.42 10.79-13.49 4.26c-3.072-6.53-1.927-14.867-8.53-20.81-9.737-8.761-19.786-6.727-24.98 2.55 5.764 5.152 12.122 15.264 10.216 23.817Z" fill="#9D608F"/></svg>
        <svg class="hand-type hand-cookie" viewBox="0 0 118 115" width="118" height="122" fill="none" xmlns="http://www.w3.org/2000/svg"><circle cx="64.869" cy="52.5" r="52.5" fill="#E6B66C"/><ellipse cx="42.869" cy="28" rx="7.5" ry="8" fill="#87624A"/><ellipse cx="82.869" cy="33" rx="7.5" ry="8" fill="#87624A"/><ellipse cx="51.869" cy="80" rx="7.5" ry="8" fill="#87624A"/><ellipse cx="72.869" cy="56" rx="7.5" ry="8" fill="#87624A"/><ellipse cx="79.869" cy="86" rx="7.5" ry="8" fill="#87624A"/><path d="M2.869 100.5c9.2 25.2 31.5 22.5 44.5 18.5s21.5-8 25.5-14.5c-24.5 2.5-30-5.333-39-9-6-25.5 5.3-14 16.5-18s12-10 6.5-19.5c0 0-10 .5-29.5-6s-33.7 23.3-24.5 48.5Z" fill="#9D608F"/></svg>
      </div>
		</footer>
	</div>
</div>
              
            
!

CSS

              
                :root {
  --color-background: #F5CAC3;
  --color-background-fade: #F5CAC300;
  --color-browser: #84A59D;
  --color-browser-alt: #C4D4D0;
  --color-page: #F7EDE2;
  --color-element: #C6CDD2;
  --color-footer: #C794BB;
  
  --page-margin: 20px;
  --page-padding: 10px;
  --top-bar-height: 30px;
  --scroll-bar-width: 0px;
  --content-gap: 20px;
  --list-padding: 2rem; 
  
  --browser-border-radius: 30px;
  --browser-top-bar-width: min(50%, 200px);
  --browser-top-bar-radius: 20px;
  --points-display: none;
  
  --footer-face-width: clamp(60px, 20vh, 194px);
  --footer-face-position: flex-start;
  --footer-hand-position: 60%;
  
  --shadow-color: 9deg 32% 60%;
  --shadow-elevation-high:
    0.3px 0.5px 0.6px hsl(var(--shadow-color) / 0.36),
    0.9px 1.9px 2.1px -0.5px hsl(var(--shadow-color) / 0.33),
    1.8px 3.5px 4px -0.9px hsl(var(--shadow-color) / 0.31),
    3.1px 6.1px 6.9px -1.4px hsl(var(--shadow-color) / 0.29),
    5.2px 10.5px 11.8px -1.9px hsl(var(--shadow-color) / 0.27),
    8.6px 17.2px 19.3px -2.4px hsl(var(--shadow-color) / 0.25),
    13.5px 26.9px 30.2px -2.8px hsl(var(--shadow-color) / 0.23),
    20.3px 40.5px 45.5px -3.3px hsl(var(--shadow-color) / 0.2);
}

@media (min-width: 550px) {
  :root {
    --list-padding: 5rem; 
    --browser-border-radius: 10px;
    --browser-top-bar-width: 100%;
    --browser-top-bar-radius: 0px;
    --scroll-bar-width: 0px;
    --footer-face-position: center;
    --points-display: flex;
    --footer-hand-position: 70%;
  }
}


html, body {
	margin: 0;
	padding: 0;
	width: 100%;
	height: 100%;
  background-color: var(--color-background);
}

.browser {
  
  --right: calc(var(--scroll-bar-width) + var(--page-margin));
  --left: var(--page-margin);
  --width: min(90vmin, 1000px);
  --margin-top: 5vmin;
  
	width: calc(var(--width) - (var(--left) + var(--right)));
	padding: calc(var(--top-bar-height) + var(--page-margin)) var(--right) 40vh var(--left);
	position: relative;
  display: block;
  margin: var(--margin-top) auto 0 auto;
  border: solid 5px transparent;
	
	&::before,
	&::after,
  .browser-elements {
		content: '';
    display: flex;
		position: fixed;
    width: var(--width);
		left: 50%;
    height: calc(50vh - 5vmin);	
    transform: translatex(-50%);
		top: var(--margin-top);
		border-radius: var(--browser-border-radius);
    pointer-events: none;
    border: solid 5px transparent;
	}
	
	&::before {
		background-color: var(--color-browser-alt);
		z-index: 1;
	}	
	
	&::after {
    box-shadow: var(--shadow-elevation-high);
		border-color: var(--color-browser);
		z-index: 4;
	}
  
  .browser-elements {
    z-index: 3;
    
    &::before {
      content: "";
      position: absolute;
      inset: 0;
      background-color: var(--color-background);
      transform: translatey(-100%);
    }
    
    &::after {
      content: "";
      position: absolute;
      inset: 0;
      background-color: var(--color-background-fade);
      transform: translatey(100%);
    }
  }
}

.top-bar {
  width: var(--browser-top-bar-width);
  height: var(--top-bar-height);
  background-color: var(--color-browser);
  position: absolute;
  top: 0;
  left: 50%;
  transform: translatex(-50%);
  border-bottom-right-radius: var(--browser-top-bar-radius);
  border-bottom-left-radius: var(--browser-top-bar-radius);
  display: flex;
  align-items: center;
  
  
  .points {
    display: var(--points-display);
    gap: 5px;
    margin: 0 5px 3px 5px;
    align-items: center;
    
    .point {
      display: block;
      width: 10px;
      height: 10px;
      border-radius: 10px;
      background-color: var(--color-browser-alt);
    }
    
  }
}

.content-spacing {
  display: flex;
  flex-direction: column;
  gap: var(--content-gap);
}

.page {
	z-index: 2;
  border-radius: 8px;
	position: relative;
  overflow: hidden;
  padding: var(--page-padding);
  
  > * {
    z-index: 2;
    border-radius: 8px;
  }
}

.page-background {
  position: absolute;
  inset: 0;
  background-color: var(--color-page);
  z-index: 1;
}


header {
  background-color: var(--color-element);
  min-height: 100px;
  width: 100%;
}

.items {
	list-style: none;
  padding: 0 var(--list-padding);
	margin: 0;
	
	li {
		background-color: var(--color-element);
		padding: 3vh;
    border-radius: 6px;

    &.flipping {
      display: none;
    }
	}
}

footer {
  width: 100%;
  height: var(--footer-face-width);
  background-color: currentcolor;
  color: white;
  display: flex;
  align-items: center;
  justify-content: var(--footer-face-position);
  color: var(--color-footer);
  padding-bottom: 20px;
  position: relative;
}

.face {
  width: var(--footer-face-width);
  height: var(--footer-face-width);
}

.loading {
  width: 100%;
  height: 40px;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: center;
      
  .spinner {
    display: block;
    width: 40px;
    height: 40px;
    border: 6px solid var(--color-element);
    border-left-color: transparent;
    border-radius: 100vmax;
    animation: spin 0.7s linear infinite;
    
  }
}

.hand {
  position: absolute;
  left: var(--footer-hand-position);
  top: 0%;
  
  .hand-type {
    display: none;
  }
  
  &[data-type="cookie"] .hand-cookie { display: block; }
  &[data-type="wave"] .hand-wave { display: block; }
}

.hand-wave {
  transform-origin: 20% 90%;
  animation-timing-function: ease-in-out;
  animation: wave 0.4s infinite;
}

@keyframes wave {
  0%, 100% { transform: rotate(-20deg) translatex(-20%) }
  50% { transform: rotate(15deg) translatex(0%) }
}

@keyframes spin {
  100% {transform: rotate(360deg)}
}
              
            
!

JS

              
                console.clear();

gsap.registerPlugin(Flip);

const items = document.querySelector('.items')
let flipping = false;
let count = 0;

// Face bits!

const faceBits = [
  '.left-eye',
  '.left-pupil',
  '.left-upper-lid',
  '.left-lower-lid',
  '.right-eye',
  '.right-pupil',
  '.right-upper-lid',
  '.right-lower-lid',
  '.mouth',
  '.teeth'
]

/* 
  We need to convert all the svg shapes 
  into paths for the SVGMorph plugin to 
  work later on.
*/
faceBits.forEach(bit => MorphSVGPlugin.convertToPath(bit))

/*
  Setting up a GSAP timeline that we'll
  use to animate the morphing footer face.
  The animation will be linked to the scroll
  position using ScrollTrigger
*/
const scroll = gsap.timeline({
  scrollTrigger: {
    scrub: 0.5,
    trigger: "footer",
    start: "bottom bottom",
    end: "top 55%",
    // markers: true
  },
  onComplete: () => addMore()
});

/*
  We add all the face bits SVGMorph animations 
  to the scroll animation. Each face bit morphs 
  through 3 steps. Sad -> looking up -> Happy. 
  'Sad' is the initial stat of the svg, 'looking up'
  states are defined in #face-step-1 and 'happy' 
  is #face-step-2
*/
for(i=1; i <=2; i++) {
  faceBits.forEach(bit => {
    scroll.to(`.face ${bit}`, {morphSVG: `#face-step-${i} ${bit}`, duration:1, ease:'none'}, i - 1)
  })
}

/* 
  Adding a little empty animtion at the end
  just so we see the happy face for a little 
  longer
*/
scroll.to('footer', {duration: 0.3}, 2)

/*
  This is a little scrollTriggered animation
  for the page loading spinner, we want to
  appear just at the last second.
*/
gsap.from(".loading", {
  scrollTrigger: {
    trigger: "footer",
    start: "top 55%",
    toggleActions: "play none none reset",
    // markers: true,
  },
  scale: 0,
  duration: 0.3,
  ease: "back.out"
});

/*
  The hand waving/cookie animation is
  a seperate scrollTrigger animation.
  This just animates the hand appearing,
  the wave is a CSS animation
*/
gsap.from(".hand", {
  scrollTrigger: {
    trigger: "footer",
    start: "top 57%",
    toggleActions: "play none none reverse",
    // markers: true,
    onEnter: () => { 
      count++;
      document.querySelector('.hand').dataset.type = (count <= 1 || Math.random() < 0.8) ? 'wave' : 'cookie';  
    }
  },
  scale: 0.3,
  opacity: 0,
  duration: 0.4,
  y: 200,
  ease: "back.out"
});

/*
  This function is called at the end of
  the face morph scroll animation. It sets 
  up a FLIP animation for the new page content
  and moving the footer down the page.
*/
function addMore() {
  if(!flipping) {
    flipping = true;
    Flip.killFlipsOf('[data-flip]', true)
    createItems();
    const state = Flip.getState('[data-flip]');
    prepForFlip()
    ScrollTrigger.refresh();
    Flip.from(state, {
      duration: 0.7, 
      ease: "bounce.out",
      onComplete: () => {
        flipping = false;
        if ((window.innerHeight + window.scrollY) >= document.body.scrollHeight) addMore();
      },
      onEnter: elements => gsap.fromTo(elements, {xPercent: -120, opacity: 1}, {xPercent: 0, opacity: 1, delay: 0.1, duration: .5, stagger: 0.1, ease: "back.out"})
    });
  }
}

/*
  This adds the new elements to the page
*/
function createItems() {
  for(let i = 0; i < 4; i++) {
    const p = document.createElement("p");
    const li = document.createElement("li");
    
    li.dataset.flip = '';
    li.className = 'flipping';

    li.appendChild(p)
    items.appendChild(li)	
  }
}

/* 
  This un-hides the new elements after the 
  FLIP state has been recorded.
*/
function prepForFlip() {
  items.querySelectorAll('[data-flip]')
    .forEach(item => {
      item.classList.remove('flipping')
      delete item.dataset.flip
    }) 
}


              
            
!
999px

Console