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              <div class="Wave-container">
  <div class="Wave"></div>
</div>
            
          
!
            
              $global-border-radius: 3px;
$global-contrast: #fff;
$global-disabled-opacity: 0.5;
$global-font-size-small: 14px;
$global-primary: #0080ff;
$global-whitespace--xsmall: 4px;
$global-whitespace--small: 8px;
$global-whitespace--regular: 16px;
$global-whitespace--large: 32px;


html {
  height: 100%;
}
body {
  font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Oxygen","Ubuntu","Cantarell","Open Sans","Helvetica Neue",sans-serif;
  letter-spacing: 0;
  font-weight: 400;
  font-style: normal;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -moz-font-feature-settings: "liga" on;
  color: #a8a8a8;
  font-size: 16px;
  line-height: 1.4;
  min-height: 100%;
  box-sizing: border-box;
  
  // For wave overflow
  overflow-x: hidden;
  
  *, *:before, *:after {
    box-sizing: inherit;
  }
}

img {
  max-width: 100%;
}

.Wave {

  &-container {
    max-width: 1400px;
    position: relative;
    overflow-x: hidden;
    margin: 0 auto;
    padding: 0 $global-whitespace--regular;
  }
}

.Employee {
  display: inline-block;
  position: absolute;
  //will-change: transform;

  &-tooltip {
    font-size: $global-font-size-small;
    text-align: center;
    white-space: nowrap;
    padding: $global-whitespace--small $global-whitespace--regular;
    background: $global-primary;
    color: $global-contrast;
    border-radius: $global-border-radius;
    position: absolute;
    left: 50%;
    top: 0;
    margin-top: ((-$global-whitespace--regular) + (-$global-whitespace--xsmall));
    pointer-events: none;
    transform: translate(-50%, -100%) scale(.5);
    transform-origin: center bottom;
    opacity: 0;

    &:after {
      content: '';
      width: 0;
      height: 0;
      position: absolute;
      bottom: -($global-whitespace--small - 1);
      left: 50%;
      transform: translate(-50%, 0);
      border-left: ($global-whitespace--small - 1) solid transparent;
      border-right: ($global-whitespace--small - 1) solid transparent;
      border-top: ($global-whitespace--small - 1) solid $global-primary;
    }
  }

  &:hover {
    z-index: 3;
  }

  &-name {
    font-weight: bold;
  }

  &-title {
    opacity: $global-disabled-opacity;
  }

  &-avatarCircle {
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    width: 40px;
    height: 40px;
    //will-change: transform;

    &:after {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      border: 3px solid $global-primary;
      border-radius: 50%;
    }
  }

  &-avatar {
    border-radius: 50%;
    background-blend-mode: lighten;
    background-color: $global-primary;
    background-position: 50% 50%;
    background-size: cover;
    position: absolute;
    top: 1px;
    left: 1px;
    right: 1px;
    bottom: 1px;
    opacity: 0;
    z-index: 2;
  }

  &-avatarFill {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    background: $global-primary;
    z-index: 1;
    opacity: 0;
  }
}
            
          
!
            
              document.addEventListener("DOMContentLoaded", function() {
  
  // Loop over DOM nodes
  function forEach(array, callback, scope) {
    for (let i = 0, arrayLength = array.length; i < arrayLength; i++) {
      callback.call(scope, i, array[i]); // passes back stuff we need
    }
  };
  
  // Return random number between two values
  function randomIntFromInterval(min, max) {
    return Math.floor(Math.random()*(max-min+1)+min);
  };

  // Return random float between two values
  function randomFloatFromInterval(min, max) {
    return (Math.random() * (max - min) + min).toFixed(4);
  };

  const points = 250; // Number of employees (would be brought in automatically from page)
  const $wave = document.querySelector('.Wave');
  const bezierCurve = [{x:0, y:25}, {x:350, y:25}, {x:750, y:250}, {x:1000, y:400}, {x:1400, y:400}];
  const easing = Power0.easeNone;
  const docfrag = document.createDocumentFragment();
  let bigY = 0; // Placeholder for finding largest Y coordinate so we can make our wave tall enough for mousemove listeners

  $wave.timeline = new TimelineMax({ paused: true });


  const testEmployee = {
    'name': 'Sammy The Shark',
    'title': 'Mascot',
    'avatar': 'https://s3-us-west-2.amazonaws.com/s.cdpn.io/t-194/sammy.png'
  };

  for (let i = 0; i < points; i++) {
    const scale = randomFloatFromInterval(0.35, 0.50);
    let randomY;
    // Random spread for y values on alternating even/odd "i" count
    if (i % 2 === 0) {
      randomY = randomIntFromInterval(0, 150);
    }
    else {
      randomY = randomIntFromInterval(170, 320);
    }
    if (randomY > bigY) {
      bigY = randomY;
    }

    const point = document.createElement('div');
    point.style.top = `${randomY}px`;
    point.style.opacity = 0;
    point.classList.add('Employee');
    point.id = `Employee-${i}`;
    point.innerHTML = `<div class="Employee-tooltip">
                        <div class="Employee-name">${testEmployee.name}</div>
                        <div class="Employee-title">${testEmployee.title}</div>
                      </div>
                      <div class="Employee-avatarCircle">
                        <div class="Employee-avatarFill"></div>
                        <div class="Employee-avatar" style="background-image:url('${testEmployee.avatar}')"></div>
                      </div>`;

    // Setup GSAP Timeline
    point.waveTimeline = new TimelineMax({paused: true});

    TweenMax.set(point.querySelector('.Employee-avatarCircle'), {
      scale: scale
    });

    point.waveTimeline
    .to(point.querySelector('.Employee-avatarFill'), 0.25, {
      opacity: 1
    })
    .to(point.querySelector('.Employee-avatar'), 0.25, {
      opacity: 1,
      ease: easing
    });

    point.hoverTimeline = new TimelineMax({paused: true});

    point.hoverTimeline
    .to(point.querySelector('.Employee-avatarCircle'), 0.20, {
      scale: 1.25,
      ease: easing
    }, "hover")
    .to(point.querySelector('.Employee-tooltip'), 0.15, {
      delay: 0.15,
      opacity: 1,
      scale: 1,
      ease: easing
    }, "hover");

    $wave.timeline.add(pathTimeline(point, i), 0);

    docfrag.appendChild(point);
  }

  // Bezier path for each point
  function pathTimeline(point, i) {
    const tl = new TimelineMax({
      repeat: -1,
      repeatDelay: (points * 0.35 - 24)
    });

    tl
    .delay((i * 0.35))
    .to(point, 1.5, {
      opacity: 1,
      ease: easing
    }, 'path')
    .to(point, 24, {
      bezier: {
        type: 'soft',
        values: bezierCurve
      },
      ease: easing
    }, 'path')
    .to(point, 1.5, {
      opacity: 0,
      delay: 20,
      ease: easing
    }, 'path');

    return tl;
  }

  $wave.appendChild(docfrag);

  const containerHeight = (bigY + 440 + 'px'); // extra `40` is to account for avatar size (CSS)

  // Set height of containers
  function setContainerHeight() {
    // Set `.Wave` to height of tallest coordinate for proper spacing
    $wave.parentNode.style.height = containerHeight;
    $wave.style.height = containerHeight;
  }

  // Kick-off animation
  function animationSequence() {
    // Set timeline to start 20 seconds in so we have a wave shape already
    $wave.timeline.time(20);
    $wave.timeline.play();
    // Set container height
    setContainerHeight();
  }
  animationSequence();

  const employees = $wave.querySelectorAll('.Employee');

  // Pause timeline on mouseenter
  $wave.addEventListener('mouseenter', () => {
    TweenMax.to($wave.timeline, 1, {
      timeScale: 0
    });
  }, false);

  // Play timeline on mouseleave
  $wave.addEventListener('mouseleave', () => {
    TweenMax.to($wave.timeline, 1, {
      timeScale: 1
    });

    // Make sure we set each employee tween back to the beginning
    forEach(employees, (index, value) => {
      value.waveTimeline.tweenTo(0);
    });
  }, false);

  // Hover animation calls
  forEach(employees, (index, value) => {
    // Add mouseover event listeners for targeted GSAP hover animation
    value.addEventListener('mouseenter', (e) => {
      e.preventDefault();

      value.waveTimeline.pause();
      value.hoverTimeline.play();
    }, false);
    
    value.addEventListener('mouseleave', (e) => {
      e.preventDefault();

      value.waveTimeline.resume();
      value.hoverTimeline.reverse();
    }, false);
  });

  // Mousemove listener
  let currX = -9999;
  let lastX = 0;
  let employeeHover = false;
  $wave.addEventListener('mousemove', (e) => {
    e.preventDefault();

    currX = (e.layerX - 16);
    employeeHover = e.target.closest('.Employee') ? true : false;

    //console.log(currX);
  }, false);

  function updateEmployees() {
    // Make sure we're inside the wave
    if (currX >= 0 && currX <= $wave.offsetWidth && lastX !== currX && !employeeHover) {
      // Test each node's coordinates relevant to mouse X position
      forEach(employees, (index, value) => {

        const offset = (value.getBoundingClientRect().left - $wave.getBoundingClientRect().left);

        // Determine tweenTo() %
        const distance = Math.abs(currX - offset);

        // We're burning hot!
        if (distance <= 90 ) {
          value.waveTimeline.tweenTo(value.waveTimeline.duration());
        }
        // We're pretty close
        else if (distance <= 180) {
          const multiplier = ((distance - 90) / 100);
          value.waveTimeline.tweenTo(value.waveTimeline.duration() * multiplier);
        }
        // Nada
        else {
          value.waveTimeline.tweenTo(0);
        }

      });

      // Update last X coordinate to ensure we don't check needlessly
      lastX = currX;

    }

    requestAnimationFrame(updateEmployees);
  }
  updateEmployees();

});
            
          
!
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