<div class="boombox active">
  <div class="head">
    <div class="guitarInput"></div>
    <div class="volumeContainer">
      <input type="range" min="0" max="1" step="0.01" value=1" id="volume" />
      <div class="dial"></div>
      <div class="title">Volume</div>
    </div>
    <div class="controls">
      <button class="play" />
<!--       <button class="pause" />
      <button class="stop" /> -->
    </div>
    <button class="power"/>        
  </div>
  <a class="logo" href="https://github.com/EkoLabs/sonorous" target="_blank">Sonorous</a>
  <div class="driver leftDriver"></div>
  <div class="driver rightDriver"></div>
</div>
<div class="shoutout">Song: <a href="https://www.youtube.com/watch?v=vgqOata9EL8" target="_blank">Frozen Sun</a> by <a href="https://tillian.band" target="_blank">Tillian</a></div>
                                                                                                                                  
                                                                                                                                  <a href="https://github.com/EkoLabs/sonorous" class="github-corner" aria-label="Sonorous on GitHub"  target="_blank"><svg width="80" height="80" viewBox="0 0 250 250" style="fill:#151513; color:#fff; position: absolute; top: 0; border: 0; right: 0;" aria-hidden="true"><path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path><path d="M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2" fill="currentColor" style="transform-origin: 130px 106px;" class="octo-arm"></path><path d="M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z" fill="currentColor" class="octo-body"></path></svg></a><style>.github-corner:hover .octo-arm{animation:octocat-wave 560ms ease-in-out}@keyframes octocat-wave{0%,100%{transform:rotate(0)}20%,60%{transform:rotate(-25deg)}40%,80%{transform:rotate(10deg)}}@media (max-width:500px){.github-corner:hover .octo-arm{animation:none}.github-corner .octo-arm{animation:octocat-wave 560ms ease-in-out}}</style>
html,body{
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
}

body{
  background: #444444;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}


.boombox {
  position: relative;
  background: #000000;
  border: 10px solid #242424;
  border-top: none;
  min-width: 600px;
  min-height: 450px;   
  overflow: hidden;
  
  &:before{
    content: "";
    position: absolute;
    top: 100px;    
    width: 100%;
    height: calc(100% - 100px);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' viewBox='0 0 50.14 57.8'%3E%3Cpath style='fill-rule:evenodd;clip-rule:evenodd;fill:%23242424;' d='M37.48,57.7c-0.06-0.03-0.11-0.07-0.15-0.1c-0.05-0.1-0.09-0.2-0.15-0.3l-5.7-9.8 c-0.08-0.15-0.17-0.28-0.26-0.41c-0.02-0.06-0.04-0.12-0.04-0.19c0-0.08,0.02-0.16,0.05-0.24c0.08-0.12,0.17-0.23,0.25-0.36 l5.7-9.8c0.06-0.1,0.1-0.21,0.15-0.31c0.06-0.05,0.11-0.09,0.15-0.09c0.1-0.1,0.3-0.1,0.6-0.1h11.3c0.2,0,0.4,0,0.6,0.1 c0.04,0.04,0.1,0.08,0.16,0.13v-7.54c-0.05,0.04-0.09,0.08-0.16,0.11c-0.1,0.1-0.3,0.1-0.6,0.1h-11.3c-0.2,0-0.4,0-0.6-0.1 c-0.06-0.03-0.11-0.07-0.15-0.1c-0.05-0.1-0.09-0.2-0.15-0.3l-5.7-9.8c-0.08-0.15-0.17-0.28-0.26-0.41 c-0.02-0.06-0.04-0.12-0.04-0.19c0-0.03,0.02-0.06,0.02-0.1c0.09-0.14,0.19-0.26,0.28-0.4l5.7-9.8c0.08-0.15,0.15-0.31,0.22-0.47 c0.03-0.02,0.06-0.03,0.08-0.03c0.02-0.02,0.06-0.02,0.09-0.03c0.17,0.01,0.34,0.03,0.51,0.03h11.3c0.17,0,0.32-0.02,0.49-0.03 c0.04,0.01,0.08,0.01,0.11,0.03c0.04,0.04,0.1,0.09,0.16,0.15V0h-0.16c-0.1,0.1-0.3,0.1-0.6,0.1h-11.3c-0.2,0-0.4,0-0.6-0.1h-8.2 l1.8,3.1c0.09,0.16,0.19,0.31,0.29,0.46c0,0.01,0.01,0.02,0.01,0.04c-0.05,0.11-0.08,0.21-0.11,0.32 c-0.06,0.09-0.13,0.18-0.19,0.28l-5.7,9.8c-0.06,0.1-0.1,0.21-0.15,0.32c-0.06,0.05-0.11,0.08-0.15,0.08c-0.1,0.1-0.3,0.1-0.6,0.1 h-11.3c-0.2,0-0.4,0-0.6-0.1c-0.07-0.13-0.13-0.27-0.2-0.4l-5.8-9.8C6.5,4.05,6.4,3.92,6.32,3.79C6.31,3.74,6.3,3.7,6.29,3.66 C6.42,3.47,6.56,3.3,6.68,3.1L8.48,0h-8.4C0.06,0.02,0.02,0.02,0,0.03v7.14c0.02,0,0.04,0,0.07,0c0.02,0.01,0.05,0.01,0.07,0.02 C0.22,7.36,0.29,7.53,0.38,7.7l5.7,9.8c0.11,0.2,0.24,0.39,0.36,0.58c-0.12,0.17-0.25,0.34-0.36,0.52l-5.7,9.8 c-0.05,0.09-0.09,0.19-0.14,0.29c-0.05,0.04-0.09,0.08-0.16,0.11C0.06,28.82,0.02,28.82,0,28.83v7.22 c0.06,0.01,0.12,0.02,0.18,0.05c0.01,0,0.01,0.01,0.02,0.01c0.06,0.13,0.11,0.26,0.18,0.39l5.7,9.8c0.12,0.22,0.26,0.42,0.39,0.62 c-0.01,0.02-0.02,0.04-0.03,0.06c-0.12,0.17-0.25,0.33-0.36,0.52l-5.7,9.8c-0.05,0.09-0.09,0.19-0.14,0.29 c-0.05,0.04-0.09,0.08-0.16,0.11C0.06,57.72,0.02,57.72,0,57.73v0.07h8.42l3.96-6.8c0.09-0.17,0.16-0.34,0.24-0.52 c0.11-0.07,0.29-0.08,0.56-0.08h11.3c0.2,0,0.4,0,0.6,0.1c0.04,0.02,0.06,0.04,0.1,0.07c0.07,0.14,0.13,0.29,0.2,0.43l3.96,6.8 h8.74C37.88,57.8,37.68,57.8,37.48,57.7z M25.38,42.9c-0.02,0.04-0.04,0.09-0.06,0.13c-0.09,0.1-0.18,0.17-0.24,0.17 c-0.1,0.1-0.3,0.1-0.6,0.1h-11.3c-0.2,0-0.4,0-0.6-0.1c-0.03-0.02-0.05-0.04-0.08-0.05c-0.04-0.08-0.08-0.17-0.12-0.25l-4.14-7 L6.58,33c-0.1-0.2-0.2-0.4-0.2-0.6c0-0.03,0.02-0.06,0.02-0.1c0.09-0.14,0.19-0.26,0.28-0.4l5.7-9.8c0.08-0.14,0.14-0.29,0.2-0.43 c0.03-0.02,0.06-0.05,0.1-0.07c0.01-0.01,0.04-0.01,0.06-0.02c0.11,0,0.23,0.02,0.34,0.02h11.3c0.22,0,0.43-0.03,0.65-0.04 c0.04,0.01,0.07,0.02,0.11,0.03c0.08,0.17,0.15,0.34,0.24,0.51l5.7,9.8c0.11,0.2,0.24,0.38,0.36,0.57 c-0.08,0.14-0.13,0.26-0.16,0.35c-0.06,0.1-0.13,0.18-0.2,0.28L25.38,42.9z'/%3E%3Cpath style='fill-rule:evenodd;clip-rule:evenodd;fill:%23242424;' d='M50.14,57.59c-0.05,0.04-0.09,0.08-0.16,0.11c-0.1,0.1-0.3,0.1-0.6,0.1h0.76V57.59z'/%3E%3C/svg%3E ");
    background-size: 23px;
    z-index: 20;
  }
}

.head {
  position: relative;
  background: #CA9721;
  width: 100%;
  height: 80px;
  border-top: 10px solid #D6A231;
  border-bottom: 10px solid #B5861B;
  
  &:before, &:after{
    content: "";
    position: absolute;
    background: #D6A231;
    transform: skew(-30deg);
  }
  
  &:before{
    height: 100%;
    width: 120px;
    left: 260px;
  }
  
  &:after{
    height: 100%;
    width: 50px;
    left: 390px;
  }
}

.guitarInput {
  position: absolute;
  left: 30px;
  top: 22px;
  background: black;
  width: 20px;
  height: 20px;
  border-radius: 30px;
  border: 4px solid #242424;
  
  &:before{    
    content: "";
    position: absolute;    
    background: black;
    width: 20px;
    height: 4px;
    border-radius: 40px;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%);
  }
}

.power{
  position: absolute;
  height: 40px;
  width: 30px;
  right: 30px;
  top: 15px;
  background: #C4181F;
  border: 6px solid black;
  border-radius: 5px;
  background: linear-gradient(180deg, #E3191A 0%, #E3191A 10%, #C4181F 10%, #C4181F 95%, #891B20 95%, #891B20 100%);
  cursor: pointer;    
  transition: all 0.2s ease-in;
  
   &:hover{
     filter: brightness(110%);
  }
  
  &:before{    
    content: "";
    position: absolute;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%);
    background: black;
    width: 20px;
    height: 4px;
    border-radius: 40px;
  }
  
  &:after{
    display: none;
    content: "";
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: radial-gradient(ellipse at center, rgba(252,225,164,0.8) 0%,rgba(204,78,59,0.41) 65%,rgba(204,78,59,0.2) 100%) center / 70% 70% no-repeat;
    transition: all 0.2s ease-in;    
  }
}

.volumeContainer{
  position: absolute;
  left: 90px;
  top: 12px;
  
   &:before, &:after{
    position: absolute;
    top: 50%;
    left: 50%;
    content: "";
    width: 120%;
    height: 120%;
    border: 2px solid black;
    border-radius: 100px;  
    border-left-color: transparent;
    border-bottom-color: transparent;
    transform: translateX(-50%) translateY(-50%) rotate(-90deg);
    pointer-events: none;
  }
  
  &:after {
    transform: translateX(-50%) translateY(-50%) rotate(0deg);
  }
  
  .title{
    position: absolute;
    width: 100%;
    bottom: -15px;
    font-size: 10px;
    text-align: center;
    text-transform: uppercase;
    font-weight: bold;
    font-family: arial;
  }
}

.volumeContainer input{
    display: none;
}

.dial{
  position: relative;
  cursor: pointer;
  width: 50px; 
  height: 50px;  
  touch-action: none;
  background: radial-gradient(circle at center, 
                #1e1e1e 0 10.7%, 
                #755a23 10.7% 12.6%,
                #1e1e1e 12.6% 19.5%,
                #755a23 19.5% 21.4%,
                #1e1e1e 21.4% 28.2%,
                #755a23 28.2% 30.1%,
                #1e1e1e 30.1% 36.9%,
                #755a23 36.9% 38.8%,
                #1e1e1e 38.8% 52.7%,
                #755a23 52.7% 54.8%,
                #a57619 54.8% 56.4%,
                #d8a640 56.4% 63.3%,
                #8e671a 63.3% 70.0%,
                transparent 70.0% 100%,
    );
  
  &:before{
    content: "";
    position: absolute;
    width: 8%;
    height: 25%;    
    background-color: #c6c6c6;
    top: 72%;
    left: 46%;
    border-radius: 35%;    
  }
}

.controls{
  position: absolute;
  left: 50%;
  top: 18px;
  padding: 2px 5px;
  transform: translateX(-50%);  
  background: #332814;
  border-top: 3px solid #3B393A;
  border-bottom: 3px solid #3B393A;
  border-radius: 5px;
}

.controls button{
  position: relative;
  width: 30px;
  height: 30px;
  margin: 2px;
  border: 0;
  --border-width: 2px;
  // order of gradients from bottom to top: four corners, background
  background: 
    linear-gradient(to bottom, #bd8927 0, #bd8927 var(--border-width) 0, transparent var(--border-width), transparent 100%) var(--border-width) 0px / calc(100% - var(--border-width) * 2) 100% no-repeat,
    linear-gradient(to left, #e7aa30 0, #e29d30 var(--border-width) 0, transparent var(--border-width), transparent 100%) 0px var(--border-width) / 100% calc(100% - var(--border-width) * 2) no-repeat,        
    linear-gradient(to top, #996b1e 0, #996b1e var(--border-width) 0, transparent var(--border-width), transparent 100%) var(--border-width) 0px / calc(100% - var(--border-width) * 2) 100% no-repeat,        
    linear-gradient(to right, #6c4510 0, #96691d var(--border-width) 0, transparent var(--border-width), transparent 100%)  0px var(--border-width) / 100% calc(100% - var(--border-width) * 2) no-repeat,
    linear-gradient(to right, #e29c30 0%, #e7aa30 100%) var(--border-width) calc(var(--border-width) - 1px) / calc(100% - var(--border-width) * 2) calc(100% - var(--border-width) * 2 + 1px) no-repeat,
    linear-gradient(to top right , transparent 0, transparent var(--border-width) 0, #6d4611 var(--border-width), #6d4611 20%, transparent 20%),
    linear-gradient(to top left , transparent 0, transparent var(--border-width) 0, #bd8827 var(--border-width), #bd8827 20%, transparent 20%),
    linear-gradient(to bottom left , transparent 0, transparent var(--border-width) 0, #b48224 var(--border-width), #b48224 20%, transparent 20%),
  linear-gradient(to right bottom , transparent 0, transparent var(--border-width) 0, #986a1e var(--border-width), #986a1e 20%, transparent 20%);  
 
  
  &:before{    
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background-repeat: no-repeat;
    background-size: 12px;
    background-position: calc(50% + 1px) 50%;
  }
 
}

.play{
    filter: brightness(0.5);
    cursor: not-allowed;
}

.controls button.play:before{
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' viewBox='0 0 22.59 25.81' %3E%3Cpath style='fill: %23100E0F' d='M0,2.17v21.48c0,1.69,1.8,2.68,3.26,1.86l18.28-10.77c1.4-0.82,1.4-2.85,0-3.73L3.26,0.25 C1.8-0.51,0,0.54,0,2.17z'/%3E%3C/svg%3E%0A");
}

.controls button.pause:before{
      background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' viewBox='0 0 23.08 24.44'%3E%3Cstyle type='text/css'%3E .st0%7Bfill-rule:evenodd;clip-rule:evenodd;fill:%23100E0F;%7D%0A%3C/style%3E%3Cpath class='st0' d='M21.37,24.44h-4.08c-0.94,0-1.7-0.76-1.7-1.7V1.7c0-0.94,0.76-1.7,1.7-1.7l4.08,0c0.94,0,1.7,0.76,1.7,1.7 v21.03C23.08,23.67,22.31,24.44,21.37,24.44z'/%3E%3Cpath class='st0' d='M5.89,24.44H1.34C0.6,24.44,0,23.83,0,23.09L0,1.34C0,0.6,0.6,0,1.34,0l4.54,0c0.74,0,1.34,0.6,1.34,1.34 v21.75C7.23,23.83,6.63,24.44,5.89,24.44z'/%3E%3C/svg%3E ");
}

.controls button.stop:before{
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' viewBox='0 0 22.71 22.71' %3E%3Cpath style='fill-rule:evenodd;clip-rule:evenodd;fill:%23100E0F;' d='M20.01,22.71H2.71C1.21,22.71,0,21.5,0,20.01V2.71C0,1.21,1.21,0,2.71,0h17.3c1.49,0,2.71,1.21,2.71,2.71v17.3 C22.71,21.5,21.5,22.71,20.01,22.71z'/%3E%3C/svg%3E");   
}


.logo{
  position: absolute;   
  left: 50%;
  transform: translateX(-50%);
  top: 125px;
  z-index: 20;
  font-family: 'SignPainter';
  font-weight: normal;
  font-style: normal;
  color: #7F7D7C;      
  font-size: 70px;      
  -webkit-text-stroke: 15px #242424;

  &:before{
    position: absolute;        
    left: 1px;
    top: -1px;        
    content: "Sonorous";
    color: #7F7D7C;      
    text-shadow: none;
    text-shadow:  0 3px 0 #AFB0AF;  
    -webkit-text-stroke: 0 white;
  }
}

.driver{
  position: absolute;
  width: 280px;
  height: 280px;
  top: 150px;
 --l1: 18%;   
  --l2: 20%; // dark red strip
  --l3: 22%; 
  --l4: 27%;  // transparent band
  --l5: 38.5%;  
  --l6: 43%;  // drak gray strip
  --l7: 46%; // gray strip
  --l8: 54%; //black divider
  --l9: 64%; // transparent
  --l10: 90%; // black hider
  
  background:
           
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l9), black var(--l9), black var(--l10), rgba(0,0,0,0) var(--l10), rgba(0,0,0,0) 100%),        
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l8), transparent var(--l8), transparent var(--l9), rgba(0,0,0,0) var(--l9), rgba(0,0,0,0) 100%),        
   
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l7), black var(--l7), black var(--l8), rgba(0,0,0,0) var(--l8), rgba(0,0,0,0) 100%),            
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l6), #242424 var(--l6), #242424 var(--l7), rgba(0,0,0,0) var(--l7), rgba(0,0,0,0) 100%),        
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l5), #141514 var(--l5), #141514 var(--l6), rgba(0,0,0,0) var(--l6), rgba(0,0,0,0) 100%),        
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l4), transparent var(--l4), transparent var(--l5), rgba(0,0,0,0) var(--l5), rgba(0,0,0,0) 100%),    
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l3), rgba(0,0,0,0.2) var(--l3), rgba(0,0,0,0.2) var(--l4), rgba(0,0,0,0) var(--l4), rgba(0,0,0,0) 100%),   
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l2), #6d1318 var(--l2), #6d1318 var(--l3), rgba(0,0,0,0) var(--l3), rgba(0,0,0,0) 100%),        
    radial-gradient(circle at center, rgba(0,0,0,0) 0%, rgba(0,0,0,0) var(--l1), #4d090c var(--l1), #4d090c var(--l2), rgba(0,0,0,0) var(--l2), rgba(0,0,0,0) 100%),        
    conic-gradient(#c4181f 0%, 
                   #c4181f 7%, #E3191A 7%,
                   #E3191A 24%, #C4181F 24%,
                   #C4181F 37%, #9D1E23 37%,
                   #9D1E23 72%, #C4181F 72%,
                   #C4181F 88%, #E3191A 88%,
                   #E3191A 96%, #C4181F 96%,
                   #C4181F 100%) 50% 50% / 54.2% 54.2% no-repeat,
        conic-gradient(#111111 0%, 
                   #111111 2%, transparent 2%,
                   transparent 90%, #111111 90%,
                   #111111 96%, transparent 96%,                   
                   transparent 98%, #111111 98%,
                   #111111 100%
        ) 50% 50% / 90% 90% no-repeat,    
    // crescent
    radial-gradient(circle at 47% 50%, rgba(0,0,0,0) 0%, rgba(0,0,0,0) 30%, black 30%, black 58%, rgba(0,0,0,0) 58%, rgba(0,0,0,0) 100%),        
    radial-gradient(circle at 51% 50%, rgba(0,0,0,0) 0%, rgba(0,0,0,0) 54%, #444545 54%, #444545 56%, rgba(0,0,0,0) 56%, rgba(0,0,0,0) 100%),    
    black;
  
      &:before{    
        content:"";
        position: absolute;
        width: 26%;
        height: 26%;    
        left: 50%;
        top: 50%;
        transform: translateX(-50%)  translateY(-50%);
        border-radius: 100%;
        background: radial-gradient(circle at 70% 30%, #efbf5f 0%, #efbf5f 10%, #d8a640 30%, #d8a640 40%, #ca9721 60%, #7e5d15 90%);

    }
  }

.leftDriver{
  left: 10px;
}

.rightDriver{
  right: 10px;
}

.boombox.active{
  .power{
    background: linear-gradient(180deg, #E3191A 0%, #E3191A 2%, #C4181F 2%, #C4181F 85%, #891B20 85%, #891B20 100%);
    &:after{
      display: block;
      animation: noise-light 1.5s steps(6, end) infinite;
    }    
  }
   button:hover{
     filter: brightness(110%);
  }
  .play{
    filter: brightness(1);    
    cursor: pointer;
  }
}

.boombox.playing{
  .driver {
    animation-name: speaker-on;
    animation-duration: 500ms;
    transform-origin: 50% 50%;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
  }
  
  button.play{
    filter: hue-rotate(310deg) brightness(60%) contrast(300%);
  }
}
  

.rightDriver{
  animation-delay: 0.01s;
}

.shoutout{
  margin: 10px;
  font-family: arial;
  font-size: 12px;
  color: #aaaaaa;
  a {
    color: #cccccc;
  }
}

@keyframes speaker-on {
	0% { transform: scale(1); }
	30% { transform: scale(1); }
	40% { transform: scale(1.08); }
	50% { transform: scale(1); }
	60% { transform: scale(1); }
	70% { transform: scale(1.05); }
	80% { transform: scale(1); }
	100% { transform: scale(0.9); }
}

@keyframes noise-light {
  0% { opacity: 0.8};
  20% { opacity: 0.9};
  40% { opacity: 0.7};
  80% { opacity: 0.8};
  100% { opacity: 1};
}


@font-face {
	font-family: 'SignPainter';
	src: url('https://video.eko.com/s/sonorous/demos/SignPainter-HouseScript.eot');
	src: url('https://video.eko.com/s/sonorous/demos/SignPainter-HouseScript.eot?#iefix') format('embedded-opentype'),
		url('https://video.eko.com/s/sonorous/demos/SignPainter-HouseScript.woff2') format('woff2'),
		url('https://video.eko.com/s/sonorous/demos/SignPainter-HouseScript.woff') format('woff'),
		url('https://eko.com/s/sonorous/demos/SignPainter-HouseScript.ttf') format('truetype'),
		url('https://video.eko.com/s/sonorous/demos/signPainter-HouseScript.svg#SignPainter-HouseScript') format('svg');
	font-weight: normal;
	font-style: normal;
}

@media only screen and (max-width: 700px) {
  .boombox {
    transform: scale(0.7);
  }
  .shoutout{
    font-size: 22px;
  }
}

@media only screen and (max-width: 599px) {
  .boombox  {
    transform: scale(0.5);
  }
  .shoutout{
    font-size: 22px;
  }
    
}

View Compiled
if (Sonorous && Sonorous.isSupported()) {
    const sonor = window.Sonorous.addSonor('https://video.eko.com/s/sonorous/demos/boombox/Tillian_Frozen_Sun.mp3');

    const boombox = document.querySelector('.boombox');
    const playButton = document.querySelector('.play');
    const volumeinput = document.querySelector('.volumeContainer input');
    const volumeDial = document.querySelector('.dial');
    const powerControl = document.querySelector('.power');

    playButton.addEventListener('click', () => {
        if (boombox.classList.contains('active')) {
            if (sonor.isPlaying) {
                sonor.pause();
                boombox.classList.remove("playing");
            } else {
                sonor.play();
                boombox.classList.add("playing");
            }
        }
    });

    sonor.on('ended', () => {
        boombox.classList.remove("playing");
    });


    knob(volumeinput, volumeDial, {
        rangeInDegrees: 270,
        rangeStartDegree: 220,
        onUpdate: value => {
            sonor.volume = value;
            let degrees = value * 270 + 40;
            volumeDial.style.transform = `rotate(${degrees}deg)`;
        }
    });

    powerControl.addEventListener('click', () => {
        if (boombox.classList.contains('active')) {
            if (sonor.isPlaying) {
                sonor.stop();
                boombox.classList.remove('playing')
            }

            boombox.classList.remove('active')
        } else {
            boombox.classList.add('active')
        }
    });

}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

  1. https://eko.com/s/sonorous/Sonorous.min.gz.js
  2. https://eko.com/s/sonorous/demos/knob.js