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HTML

              
                .grain
.cassette
  .head
  .label
    .cutout
      .reel_hole
        .gear
      .reel_hole
        .gear
      .window
        .spool
        .spool
  .accents
    - for i in (1..5)
      .screw(class='i#{i}')
    - for i in (1..4)
      .hole(class='i#{i}')
      
a(href='https://dribbble.com/shots/2962257-Retro-Cassette-Tape-Animated' target='_blank') original artwork by Sailesh Gunasekaran
              
            
!

CSS

              
                @import url('https://fonts.googleapis.com/css?family=Roboto:500,700');
$static: 'https://s3-us-west-2.amazonaws.com/s.cdpn.io/851550/dotnoise-light-grey.png';

$speed:3.5s;

//colors
$bg: #8fe2ec;
$label_1: #e6584c;
$label_2: #484848;
$label_3: #f8f8f8;
$tape_1: #4b4b56;
$tape_2: #353535;
$tape_3: #adadad;

*,*:before,*:after{box-sizing:border-box}

body{
  display: grid;
  place-items: center;
  min-height: 100vh;
  background:$bg;
  background-image:url($static);
  animation: static 2s steps(1) infinite;
}

.grain{
  position:fixed;
  width:100%;
  height:100%;
  background-image:url($static);
  animation: static 2s steps(1) infinite;
  opacity:0.4;
  z-index:11;
}

@function p(){@return percentage(random(99))}

@keyframes static {
  @for $i from 0 to 99 {
    #{$i}% {background-position: p() p()}
  }
}

a{
  position:fixed;
  bottom:0;
  text-align:center;
  width:100%;
  padding:10px;
  font-family: 'Roboto', sans-serif;
  color:rgba(black,0.3);
  z-index:12;
}

.cassette{
  width:554px;
  height:350px;
  background:$tape_1;
  border-radius:10px;
  border:4px solid $tape_2;
  position:relative;
  
  @media (max-width: 600px) {
    //not perfect in the smaller form, but good enough
    width:300px;
    height:190px;
    font-size:0.55em;
  }
  
  &:after{
    display:block;
    content:'';
    width:104%;
    height:30%;
    margin-left:-2%;
    background:$tape_1;
    border-radius:10px;
    bottom:7%;
    position:absolute;
    z-index:-1;
    border:4px solid $tape_2;
  }
  
  &:before{
    display:block;
    content:'';
    width:89%;
    height:4px;
    margin:auto;
    background:rgba(white,0.1);
    border-radius:10px;
    top:3%;
    position:relative;
  }
  
  .label{
    width:90%;
    height:64%;
    position:relative;
    margin:auto;
    top:7%;
    border-radius:8px;
    box-shadow:inset 0 0 0 4px $tape_2;
    background:linear-gradient(
      $label_1 8%,    $label_3 8%,
      $label_3 30%,   $label_2 30%,
      $label_2 31.5%, $label_3 31.5%,
      $label_3 36%,   $label_2 36%,
      $label_2 37.5%, $label_3 37.5%,
      $label_3 39%,   $label_2 39%,
      $label_2 40.5%, $label_3 40.5%,
      $label_3 42%,   $label_2 42%,
      $label_2 43.5%, $label_3 43.5%,
      $label_3 45%,   $label_2 45%,
      $label_2 46.5%, $label_3 46.5%,
      $label_3 48%,   $label_2 48%,
      $label_2 49.5%, $label_3 49.5%,
      $label_3 51%,   $label_2 51%,
      $label_2 52.5%, $label_3 52.5%,
      $label_3 54%,   $label_2 54%,
      $label_2 55.5%, $label_3 55.5%,
      $label_3 57%,   $label_2 57%,
      $label_2 58.5%, $label_3 58.5%,
      $label_3 60%,   $label_2 60%,
      $label_2 61.5%, $label_3 61.5%,
      $label_3 63%,   $label_2 63%,
      $label_2 64.5%, $label_3 64.5%,
      $label_3 66%,   $label_2 66%,
      $label_2 67.5%, $label_3 67.5%,
      $label_3 69%,   $label_2 69%,
      $label_2 70.5%, $label_3 70.5%,
      $label_3 72%,   $label_2 72%,
      $label_2 73.5%, $label_3 73.5%,
      $label_3 75%,   $label_2 75%,
      $label_2 76.5%, $label_3 76.5%,
      $label_3 78%,   $label_2 78%,
      $label_2 79.5%, $label_3 79.5%,
      $label_3 81%,   $label_2 81%,
      $label_2 82.5%
    );
    
    &:before{
      position:absolute;
      display:block;
      top:12%;
      left:3%;
      content:'B';
      padding:3px;
      text-align:center;
      width:1.3em;
      height:1.3em;
      color:$label_3;
      font-weight:bold;
      font-size:1.4em;
      background:$tape_1;
      border-radius:1px;
    }
    
    &:after{
      position:absolute;
      display:block;
      content:'N.R. [\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0\00a0] ☐\fe0e IN ☒\fe0e OUT';
      font-weight:700;
      font-family: 'Roboto', sans-serif;
      font-size:0.9em;
      top:22%;
      right:3%;
      color:$tape_1;
    }
    
    .cutout{
      width:70%;
      height:46%;
      position:relative;
      margin:auto;
      top:36%;
      background:$tape_1;
      border-radius:3px;
      box-shadow:inset 0 0 0 4px $tape_2;
      
      &:before{
        position:absolute;
        display:block;
        content:'Normal Bias 120µ\fe0es EQ';
        color:rgba(white,0.8);
        font-size:0.85em;
        font-weight:500;
        font-family: 'Roboto', sans-serif;
        bottom:-25%;
      }
      
      &:after{
        position:absolute;
        display:block;
        content:'A 60';
        color:rgba(white,0.8);
        font-size:1.5em;
        font-weight:bold;
        top:100%;
        right:0;
        background:$label_1;
        background-image:linear-gradient(90deg,$label_1 44%, rgba(white,0.8) 44%, rgba(white,0.8) 45%, $label_1 45%);
        height:36%;
        padding:1.2% 5%;
        box-shadow:inset 0 0 0 8px $label_1;
        font-family: 'Roboto', sans-serif;
      }
      
      .reel_hole{
        position:absolute;
        background:$tape_3;
        width:20%;
        top:15%;
        border:3px solid $tape_2;
        box-shadow:0 0 0 3px $tape_1,0 0 0 5px $tape_2;
        border-radius:50%;
        right:5.5%;
        
        &:after {
          content: '';
          display: block;
          padding-bottom: 100%;
          box-shadow:inset 0 0 0 6px $tape_3;
          background:$tape_2;
          border-radius:50%;
        }
        
        &:before{
          position:absolute;
          display:block;
          content:'';
          width:100%;
          height:100%;
          top:0;
          left:0;
          border-radius:50%;
          background:$bg;
          transform:scale(0.75);
          z-index:10;
        }
        
        &:first-of-type{
          left:5.5%;
        }
        
        .gear{
          position:absolute;
          width:14%;
          height:86%;
          background:$bg;
          top:50%;
          left:50%;
          margin-left:-7%;
          margin-top:-43%;
          box-shadow:0 0 0 2px $tape_2;
          animation: gears $speed linear infinite alternate;
          
          &:before, &:after{
            display:block;
            content:'';
            position:absolute;
            width:100%;
            height:100%;
            background:$bg;
            top:0;
            left:0;
            box-shadow:0 0 0 2px $tape_2;
            transform:rotate(240deg);
          }
          
          &:after{
            transform:rotate(120deg);
            width:220%;
            top:2%;
            left:-75%;
            background:none;
            box-shadow:-2px -2px 0 0 $tape_2;
            background-image:linear-gradient(90deg, $bg calc(50% - 1px),$tape_2 calc(50% - 1px),$tape_2 calc(50% + 1px), $label_1 calc(50% + 2px)),
              linear-gradient($bg calc(100% - 2px), $tape_2 calc(100% - 2px));
            background-size:100% 50%, 50% 100%;
            background-repeat:no-repeat;
          }
        }
        
        @keyframes gears {
          from{transform:rotate(0deg);}
          to{transform:rotate(2160deg);}
        }
      }
      
      .window{
        position:absolute;
        background:$bg;
        width:40%;
        height:68%;
        top:15%;
        left:30%;
        border:3px solid $tape_2;
        overflow:hidden;
        
        &:after{
          display:block;
          position:absolute;
          background:linear-gradient(transparent 13%, rgba(white,0.4) 13%, rgba(white,0.4) 24%, transparent 24%, transparent 34%, rgba(white,0.4) 34%, rgba(white,0.4) 50%, transparent 50%);
          content:'';
          width:100%;
          height:100%;
        }
        
        .spool{
          position:absolute;
          top:-22%;
          width: 70%;
          background:$tape_3;
          border:3px solid $tape_2;
          border-radius:50%;
          box-shadow:0 0 0 10px lighten($label_2,10),0 0 0 13px $tape_2;
          
          &:after {
            content: '';
            display: block;
            padding-bottom: 100%;
          }
          
          &:first-of-type{
            left:-64%;
            animation: spooling $speed linear infinite alternate;
          }
          
          &:last-of-type{
            right:-64%;
            animation: spooling $speed linear infinite alternate-reverse;
          }
        }
        
        @keyframes spooling {
          from{box-shadow:0 0 0 0.5em lighten($label_2,10),0 0 0 calc(0.5em + 3px) $tape_2;}
          to{box-shadow:0 0 0 5em lighten($label_2,10),0 0 0 calc(5em + 3px) $tape_2;}
        }
      }
    }
  }
  
  .head{
    width:60%;
    height:25.5%;
    position:absolute;
    margin-left:20%;
    bottom:-4%;
    
    &:before, &:after{
      display:block;
      content:'';
      width:70%;
      height:100%;
      position:absolute;
      background:$tape_1;
      border:4px solid $tape_2;
      background-image:linear-gradient(rgba(white,0.1) 0%, rgba(white,0.1) 100%);
      background-repeat:no-repeat;
      background-position:15% 8%;
      background-size: 100% 4px;
    }
    
    &:before{
      transform: skew(-15deg);
      left:-8%;
      border-right:none;
      border-radius:10px 0 0  10px;
      box-shadow:inset 6px 0 0 0 $tape_1;
    }
    
    &:after{
      transform: skew(15deg);
      right:-8%;
      border-left:none;
      border-radius:0 10px 10px 0;
      box-shadow:inset -6px 0 0 0 $tape_1;
    }
  }
  
  .screw{
    position:absolute;
    text-align:right;
    top:7%;
    left:4%;
    
    &:before{
      content:'\20e0\fe0e';
      font-size:1.1em;
      color:$tape_2;
      font-weight:bold;
      position:absolute;
      right: 0;
      bottom: 0;
    }
    
    &.i2{
      right:1%;
      &:before{transform:rotate(90deg)}
    }
    
    &.i3{
      bottom:1%;
      &:before{transform:rotate(-30deg)}
    }
    
    &.i4{
      right:1%;
      bottom:1%;
      &:before{transform:rotate(-90deg)}
    }
    
    &.i5{
      left:calc(50% + 0.5em);
      bottom:9%;
      &:before{transform:rotate(45deg)}
    }
  }
  
  .hole{
    width:5%;
    background:$bg;
    position:absolute;
    border-radius:50%;
    border:3px solid $tape_2;
    bottom:0;left:50%;
    margin-left:-2.5%;
    
    &:after {
      content: '';
      display: block;
      padding-bottom: 100%;
    }
    
    &.i1{bottom:0%;left:28%;}
    &.i2{bottom:2%;left:38%;}
    &.i3{bottom:0%;left:72%;}
    &.i4{bottom:2%;left:62%;}
  }
}

              
            
!

JS

              
                //https://dribbble.com/shots/2962257-Retro-Cassette-Tape-Animated
//didnt check any browsers besides chrome
              
            
!
999px

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