* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
  }
  
  html {
    font-size: 62.5%;
  }
  
  body {
    font-family: 'Poppins', 'Montserrat', sans-serif;
    background-color:coral;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    -webkit-tap-highlight-color: transparent;
  }

 .heading1 {
    color: #000;
    text-align: center;
    text-shadow: 2px 1px #848484;
    font-size: 4rem;
    font-weight: 600;
  }
 
  .container {
    width: 30rem;
  }
  
  .heading {
    color: #000;
    text-align: center;
    text-shadow: 2px 1px #848484;
    font-size: 3rem;
    font-weight: 500;
  }
  
  .music-container {
    background-color: #fff;
    border-radius: 1rem;
    box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.4);
    padding: 1rem 2rem;
    margin-top: 7rem;
    display: flex;
    flex-direction: column;
    justify-content:center;
    align-items:center;
  }
  
  #cover-box {
    border-radius: 1rem;
    box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.4);
    position: relative;
    bottom: 4rem;
    width: 85%;
  }
  
  #cover, #cover1, #cover2 {
    border-radius: inherit;
    display: block;
    height: 100%;
    width: 100%;
  }
  
  #music-box {
    width: 100%;
  }
  
  #music-info {
    text-align: center;
    width: 100%;
    position: relative;
    bottom: 2rem;
  }
  
  #title, #title1, #title2 {
    font-size: 2rem;
    font-weight: 600;
  }
  
  #artist, #artist1, #artist2 {
    font-size: 1.4rem;
    font-weight: 500;
  }
  
  #progress-container, #progress-container1, #progress-container2 {
    height: 4px;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.2);
    margin: 2rem 0 1rem;
    cursor: pointer;
    border-radius: 8px;
  }
  
  #progress, #progress1, #progress2 {
    background-color: #000;
    width: 0%;
    height: inherit;
    border-radius: inherit;
    transition: width 100ms ease-in;
  }
  
  #timer-bar {
    display: flex;
    justify-content: space-between;
    font-size: 1.4rem;
  }
  
  #control-box {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
  }
  
  .btn {
    display: inline-block;
    font-size: 1.6rem;
    padding: 1rem;
    cursor: pointer;
    border: none;
    outline: none;
    border-radius: 4rem;
    color: #a0a0a0;
    transition: background-color 200ms linear, color 200ms linear;
  }
  
  .special-btn {
    background-color: #000;
    color: #fff;
    font-size: 2.2rem;
    margin: 0 1rem;
    padding: 1.4rem;
    cursor: pointer;
    border: none;
    outline: none;
    border-radius: 4rem;
    transition: opacity 200ms linear;
  }
  
  @media (hover: hover) {
    .btn:hover {
      background-color: #d8d8d8;
      color: #545454;
    }
  
    .special-btn:hover {
      opacity: 0.75;
    }
  }