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HTML

              
                h1 Scroll to scratch
svg.record-player(xmlns='http://www.w3.org/2000/svg' viewBox='0 0 105.25 105.25')
  g(transform='translate(310.848 60.185)')
    g.frame
      rect.frame__shine(width='95.25' height='95.25' x='-305.848' y='-55.185' ry='4.276' fill-rule='evenodd')
      path.frame__base(d='M-288.915-55.185v95.25h74.04a4.267 4.267 0 004.276-4.276v-86.697a4.267 4.267 0 00-4.276-4.277z' fill-rule='evenodd')
    circle.record-base(cx='-258.223' cy='-7.56' r='39.688' fill-rule='evenodd' fill='red')
    g.knob(transform='matrix(-.10538 .05103 -.05305 -.10674 -308.635 40.311)')
      ellipse.knob__base(ry='55.325' rx='56.661' cx='-151.007' cy='79.914')
      path.knob__shine(d='M-94.346 79.914a56.661 55.325 0 01-8.12 28.538l-48.541-28.538z')
      circle.knob__top(r='41.961' cy='79.914' cx='-151.007')
    g.record
      circle.record__body(cx='-258.223' cy='-7.56' r='37.688' fill-rule='evenodd')
      circle.record__label-base(cx='-258.223' cy='-7.56' r='35.278' fill-rule='evenodd' transform='matrix(.45 0 0 .45 -142.022 -4.158)')
      circle.record__label(r='35.278' cy='-7.56' cx='-258.223' fill-rule='evenodd' transform='matrix(.39107 0 0 .39107 -157.239 -4.603)')
      g.face
        g.eyes--open
          g(transform='translate(86.028 -11.42)')
            circle.eye(r='2.74' cy='2.273' cx='-351.801')
            circle.pupil(r='.661' cy='1.423' cx='-352.841')
          g(transform='translate(101.128 -11.42)')
            circle.eye(cx='-351.801' cy='2.273' r='2.74')
            circle.pupil(cx='-352.841' cy='1.423' r='.661')
        g.mouth
          path.mouth__opening(d='M-262.187-8.31a3.969 3.969 0 00-.005.094 3.969 3.969 0 003.969 3.969 3.969 3.969 0 003.968-3.969 3.969 3.969 0 00-.003-.094z')
          path.mouth__tongue(d='M-256.333-6.987a3.969 3.969 0 00-3.616 2.34 3.969 3.969 0 001.726.4 3.969 3.969 0 003.615-2.34 3.969 3.969 0 00-1.725-.4z')
      g.face--nauseous
        path(d='M-248.384-7.21l-4.584-1.937 4.584-1.938M-268.063-7.21l4.584-1.937-4.584-1.938' fill='none' stroke-width='.794' stroke-linecap='round' stroke-linejoin='round')
        circle(cx='-258.223' cy='-6.657' r='1.654')
    g.record__shine(fill='none' stroke='green' stroke-width='5' stroke-linecap='round' stroke-linejoin='round')
      path(d='M-222.921-7.56a35.302 35.302 0 00-10.356-24.946M-293.525-7.56a35.302 35.302 0 0010.355 24.947M-227.206-7.56a31.018 31.018 0 00-9.099-21.919M-289.241-7.56a31.018 31.018 0 009.099 21.92M-231.083-7.56a27.14 27.14 0 00-7.961-19.179M-285.364-7.56a27.14 27.14 0 007.962 19.18M-234.96-7.56A23.263 23.263 0 00-241.784-24M-281.487-7.56a23.263 23.263 0 006.825 16.44M-238.837-7.56a19.386 19.386 0 00-5.687-13.7M-277.61-7.56a19.386 19.386 0 005.687 13.7' stroke-width='1.7937399999999999')
    g.volume
      rect.volume__base(width='5.306' height='16.303' x='-220.864' y='19.441' ry='1.803' stroke-width='.794' stroke-linecap='round' stroke-linejoin='round')
      g.volume__control
        rect.volume__slider(width='3.742' height='3.274' x='-220.082' y='27.99' ry='0')
        path.volume__indicator(d='M-219.013 29.627h1.604')
      path.volume__levels(d='M-224.425 27.592h1.603M-224.425 31.826h1.603M-224.425 23.359h1.603' fill='none' stroke-width='.265')
    circle.knob__indicator(cx='-300.272' cy='24.212' r='1' stroke-linecap='round' stroke-linejoin='round')
    g.branding
      rect(width='12.851' height='5.895' x='-303.742' y='-49.377' ry='0')
      path(d='M-301.821-48.388h9.01v1.8h-9.01zM-301.821-46.272h5.001v1.8h-5.001z')
    g.player-arm(transform='translate(-65.673 -.472)')
      circle.knob__base(r='7.938' cy='-43.412' cx='-156.583')
      circle.knob__top(cx='-156.583' cy='-43.412' r='6.718')
      //- circle(transform='rotate(165)' fill='#f9f9f9')
      path.arm(d='M-157.355-46.505s-.332 4.745 0 7.083c1.687 11.87 8.335 22.674 10.023 34.544.93 6.55 0 19.845 0 19.845' fill='none' stroke='#e6e6e6' stroke-width='1.587' stroke-linecap='round' stroke-linejoin='round')
      rect.player-arm__top(width='8.968' height='4.544' x='-163.226' y='-45.684' ry='1.57' stroke-width='.6')
      path.player-arm__needle(d='M-148.885 11.77l3.47.175-.76 4.604-2.412-.174z')
      rect.player-arm__counter(ry='.78' y='-48.611' x='-160.573' height='2.362' width='5.953' stroke-width='.529' stroke-linecap='round' stroke-linejoin='round')
.genre-switch
  select
    option(value='BLUES') Blues
    option(value='CLASSICAL') Classical
    option(value='HIPHOP') Hip hop
    option(value='INSTRUMENTAL' selected) Instrumental
    option(value='JAZZ') Jazz
    option(value='POP') Pop
input#volume(type='checkbox')
label(for='volume', title='Toggle sound')
  //- On
  svg(viewBox="0 0 24 24")
    path(d="M14,3.23V5.29C16.89,6.15 19,8.83 19,12C19,15.17 16.89,17.84 14,18.7V20.77C18,19.86 21,16.28 21,12C21,7.72 18,4.14 14,3.23M16.5,12C16.5,10.23 15.5,8.71 14,7.97V16C15.5,15.29 16.5,13.76 16.5,12M3,9V15H7L12,20V4L7,9H3Z")
  //- Off
  svg(viewBox="0 0 24 24")
    path(d="M12,4L9.91,6.09L12,8.18M4.27,3L3,4.27L7.73,9H3V15H7L12,20V13.27L16.25,17.53C15.58,18.04 14.83,18.46 14,18.7V20.77C15.38,20.45 16.63,19.82 17.68,18.96L19.73,21L21,19.73L12,10.73M19,12C19,12.94 18.8,13.82 18.46,14.64L19.97,16.15C20.62,14.91 21,13.5 21,12C21,7.72 18,4.14 14,3.23V5.29C16.89,6.15 19,8.83 19,12M16.5,12C16.5,10.23 15.5,8.71 14,7.97V10.18L16.45,12.63C16.5,12.43 16.5,12.21 16.5,12Z")
              
            
!

CSS

              
                *
  box-sizing border-box

:root
  --hue 160
  --size 50
  --record-shine hsla(0, 0%, 100%, 0.45)
  --record-body hsl(0, 0%, 15%)
  --player-base hsl(0, 0%, 35%)
  --player-shine hsl(0, 0%, 30%)
  --record-base hsl(0, 0%, 5%)
  --stroke hsl(0, 0%, 5%)
  --pupil hsl(0, 0%, 100%)
  --tongue hsl(0, 100%, 50%)
  --record-label-base hsl(0, 0%, 98%)
  --record-label 'hsl(%s, 100%, 90%)' % var(--hue)
  --knob-base hsl(0, 0%, 70%)
  --knob-top hsl(0, 0%, 15%)
  --player-accent hsl(0, 100%, 50%)
  --needle hsl(0, 0%, 10%)
  --counter hsl(0, 0%, 40%)
  --arm-top hsl(0, 0%, 40%)

body
  width 100vw
  height 250vh
  background var(--record-label)
  overflow-x hidden
  transition background .25s ease
  
h1
  position absolute
  top calc(50% - (var(--size) * 0.5vmin))
  left 50%
  font-size clamp(1rem, 5vmin, 2.25rem)
  transform translate(-50%, -200%)
  color 'hsl(%s, 60%, 60%)' % var(--hue)
  transition color 0.25s

.record-player
  height calc(var(--size) * 1vmin)
  width calc(var(--size) * 1vmin)
  position fixed
  top 50%
  left 50%
  transform translate(-50%, -50%)
  display none

.frame
  &__shine
    fill var(--player-shine)
  &__base
    fill var(--player-base)

.record-base
  fill var(--record-base)
.record__body
  fill var(--record-body)
.record__shine
  stroke var(--record-shine)

.pupil
  fill var(--pupil)
.eye
  fill var(--stroke)
.mouth
  &__opening
    fill var(--stroke)
  &__tongue
    fill var(--tongue)

.face--nauseous
  display none
  path
    stroke var(--stroke)
  circle
    fill var(--stroke)

.record__label-base
  fill var(--record-label-base)
.record__label
  fill var(--record-label)
  transition fill .25s ease

.knob
  &__shine
    fill var(--record-shine)
  &__top
    fill var(--knob-top)
  &__base
    fill var(--knob-base)
  &__indicator
    fill var(--player-accent)

.player-arm
  &__needle
    fill var(--needle)
  &__counter
    fill var(--counter)
  &__top
    fill var(--arm-top)

.volume
  &__levels
    stroke var(--stroke)
    stroke-width 1
  &__base
    fill var(--stroke)
    stroke var(--knob-base)
  &__slider
    fill var(--knob-base)
  &__indicator
    fill var(--player-accent)
    stroke var(--player-accent)

.branding
  rect
    fill var(--player-accent)
  path
    fill var(--pupil)

label
  height 44px
  width 44px
  position fixed
  bottom 1rem
  right 1rem
  cursor pointer

  & > svg
    position absolute
    height 100%
    width 100%
    top 0
    left 0

  path
    fill var(--stroke)

  svg:nth-of-type(1)
    display none

[type='checkbox']
  // opacity 0
  display none
  height 0
  width 0

:checked ~ label
  svg:nth-of-type(1)
    display block
  svg:nth-of-type(2)
    display none

.genre-switch
  display none
  position fixed
  top calc(50% + (var(--size) * 0.5vmin))
  left 50%
  transform translate(-50%, -50%)
  margin-top 4rem

  &:after
    content ''
    position absolute
    top 50%
    right 5%
    height 10px
    width 10px
    background 'hsl(%s, 50%, 50%)' % var(--hue)
    transform translate(-50%, -50%)
    -webkit-clip-path polygon(0 0, 100% 0, 50% 100%)
    clip-path polygon(0 0, 100% 0, 50% 60%)

select
  padding 1rem 2rem
  font-family sans-serif
  border-radius 10px
  border '4px solid hsl(%s, 50%, 50%)' % var(--hue)
  appearance none
  -webkit-appearance none
  background none
  font-weight bold
  outline transparent
  color 'hsl(%s, 50%, 50%)' % var(--hue)
  transition border .25s ease, color .25s ease


  option
    appearance none
    -webkit-appearance none
    background none
    outline transparent
    padding 1rem
              
            
!

JS

              
                const {
  gsap,
  ScrollTrigger,
  gsap: { timeline, set, to, delayedCall },
} = window

gsap.registerPlugin(ScrollTrigger)

// Utility function - h/t to https://www.trysmudford.com/blog/linear-interpolation-functions/
const LERP = (x, y, a) => x * (1 - a) + y * a
const CLAMP = (a, min = 0, max = 1) => Math.min(max, Math.max(min, a))
const INVLERP = (x, y, a) => CLAMP((a - x) / (y - x))
const RANGE = (x1, y1, x2, y2, a) => LERP(x2, y2, INVLERP(x1, y1, a))

const VOLUME_TOGGLE = document.querySelector('input')
const EYES = document.querySelector('.eyes--open')
const LIMIT = 0.2

const TRACKS = {
  // Forest by Yakov Golman(https://freemusicarchive.org/music/Yakov_Golman/Piano__orchestra_1/Yakov_Golman_-_Forest_1236) is licensed under a Attribution License: http://creativecommons.org/licenses/by/4.0/
  CLASSICAL: {
    TRACK: new Audio(
      'https://assets.codepen.io/605876/yakov-golman-forest-classic.mp3'
    ),
    HUE: 40,
  },
  // Born Ready by Flex Vector(https://freemusicarchive.org/music/Flex_Vector/20190131191544588/Flex_Vector_-_Born_Ready_1591) is licensed under a Attribution-NonCommercial-ShareAlike License: http://creativecommons.org/licenses/by-nc-sa/4.0/
  INSTRUMENTAL: {
    TRACK: new Audio(
      'https://assets.codepen.io/605876/flex-vector-bord-ready-instrumental.mp3'
    ),
    HUE: 160,
  },
  // Spencer - Bluegrass (ID 1230) by Lobo Loco(https://freemusicarchive.org/music/Lobo_Loco/Salad_Mixed/Spencer_-_Bluegrass_ID_1230) is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License: http://creativecommons.org/licenses/by-nc-nd/4.0/
  BLUES: {
    TRACK: new Audio(
      'https://assets.codepen.io/605876/lobo-loco-spencer-bluegrass-blues.mp3'
    ),
    HUE: 190,
  },
  // Rainbow by Chad Crouch(https://freemusicarchive.org/music/Chad_Crouch/Motion/Rainbow_1648) is licensed under a Attribution-NonCommercial 3.0 International License: http://creativecommons.org/licenses/by-nc/3.0/
  POP: {
    TRACK: new Audio(
      'https://assets.codepen.io/605876/chad-crouch-rainbow-pop.mp3'
    ),
    HUE: 320,
  },
  // Magic by Yung Kartz(https://freemusicarchive.org/music/Yung_Kartz/July_2019/Magic) is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License: http://creativecommons.org/licenses/by-nc-nd/4.0/
  HIPHOP: {
    TRACK: new Audio(
      'https://assets.codepen.io/605876/yung-kartz-magic-hiphop.mp3'
    ),
    HUE: 280,
  },
  // Story has Begun (Kielokaz 156) by KieLoKaz(https://freemusicarchive.org/music/KieLoKaz/Walker_Traffic/Story_has_Begun_Kielokaz_156) is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License: http://creativecommons.org/licenses/by-nc-nd/4.0/
  JAZZ: {
    TRACK: new Audio(
      'https://assets.codepen.io/605876/kielokaz-story-has-begun-jazz.mp3'
    ),
    HUE: 220,
  },
}

let currentTrack = TRACKS.INSTRUMENTAL.TRACK

const faceSwap = spinning => {
  set('.face', { display: spinning ? 'none' : 'block' })
  set('.face--nauseous', { display: spinning ? 'block' : 'none' })
}
let timer

for (let genre of Object.keys(TRACKS)) {
  TRACKS[genre].TRACK.loop = true
  TRACKS[genre].TRACK.muted = true
  TRACKS[genre].TRACK.volume = 1
}

const toggleMute = () => {
  const MUTE = !TRACKS.CLASSICAL.TRACK.muted
  for (let genre of Object.keys(TRACKS)) {
    TRACKS[genre].TRACK.muted = MUTE
  }
}

const genRate = s => {
  let rate = 1
  const val = CLAMP(s, -LIMIT, LIMIT)
  // if (val < 0) rate = RANGE(-5, 0, 0.5, 1, val)
  // else rate = RANGE(0, 5, 1, 4, val)
  rate = RANGE(-LIMIT, LIMIT, -LIMIT, LIMIT, val)
  return rate
}

set('.record', { transformOrigin: '50% 50%' })
set('.player-arm', { transformOrigin: '25% 15%', rotate: 25 })
to('.player-arm', { duration: 0.5, rotate: 26, repeat: -1, yoyo: true })

const TL = timeline({ repeat: -1 })
  .to(
    '.record',
    {
      rotate: 360,
      duration: 1,
      ease: 'none',
    },
    0
  )
  .to(
    '.record',
    {
      transformOrigin: '49.5% 50%',
      repeat: 1,
      yoyo: true,
      duration: 0.5,
    },
    0
  )
  .to(
    '.record__shine',
    {
      transformOrigin: '49.5% 50%',
      repeat: 1,
      yoyo: true,
      duration: 0.5,
    },
    0
  )
  .to(
    '.record__shine',
    {
      rotate: '+=4',
      repeat: 1,
      yoyo: true,
      duration: 0.5,
      ease: 'none',
    },
    0
  )
set('.record__shine', { transformOrigin: '50% 50%', rotate: 55 })
set(['.record-player', '.genre-switch'], { display: 'block' })

document.documentElement.scrollTop = 2
ScrollTrigger.create({
  trigger: 'body',
  start: 1,
  end: 'bottom bottom',
  onLeaveBack: () => (document.documentElement.scrollTop = document.body.scrollHeight - 2),
  onLeave: () => (document.documentElement.scrollTop = 2),
  onUpdate: self => {
    faceSwap(true)
    const speed = self.getVelocity() / 1000
    const rate = genRate(speed)
    new timeline()
      .fromTo(currentTrack, { currentTime: currentTrack.currentTime < rate ? currentTrack.duration - (rate- currentTrack.currentTime) : currentTrack.currentTime + rate }, { playbackRate: 1 }, 0)
      .fromTo(TL, { timeScale: speed }, { timeScale: 1 }, 0)
    if (timer) timer.kill()
    timer = delayedCall(0.2, () => faceSwap(false))
  },
})

const blink = EYES => {
  gsap.set(EYES, { scaleY: 1 })
  if (EYES.BLINK_TL) EYES.BLINK_TL.kill()
  EYES.BLINK_TL = timeline({
    delay: Math.floor(Math.random() * 5) + 1,
    onComplete: () => blink(EYES),
  })
  EYES.BLINK_TL.to(EYES, {
    duration: 0.05,
    transformOrigin: '50% 50%',
    scaleY: 0,
    yoyo: true,
    repeat: 1,
  })
}
blink(EYES)

VOLUME_TOGGLE.addEventListener('input', () => {
  toggleMute()
  currentTrack.play()
  // currentTrack = TRACKS.CLASSIC.TRACK
})
const GENRE_SWITCH = document.querySelector('select')
GENRE_SWITCH.addEventListener('change', () => {
  currentTrack.pause()
  document.documentElement.style.setProperty(
    '--hue',
    TRACKS[GENRE_SWITCH.value].HUE
  )
  currentTrack = TRACKS[GENRE_SWITCH.value].TRACK
  currentTrack.play()
})

              
            
!
999px

Console