.video-container {
  max-width: 900px;
  position: relative; 
  display: flex;
  flex-direction: column;
  align-items: center;
}

.video-js {
position: relative;
width: 100%;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
cursor: pointer;
}


  .vjs-big-play-button {
    display: none;
  }
  
  .video-sound-toggle {
      display: none;    
      position: absolute;
      top: 50%;
      right: 50%;
      transform: translate(50%, -50%);
      max-width: 350px;
      border-radius: 5px;
      background: red;
      opacity: .7;
      color: white;
      text-align: center;
      font-size: 15px;
      padding: 10px;
      cursor: pointer;
  }

  @media screen and (max-width: 480px) {
    .video-sound-toggle {
     max-width: 300px;
    }
  }


  .video-sound-toggle_active {
    display: block;
  } 
  
  .message p {
      margin: 10px 0;
  }
  
  .speaker-icon {
      position: relative;
      width: 80px;
      height: 80px;
      margin: 0 auto;
      background-size: contain;
  }

    .scrollbar-container {
        position: absolute; 
        left: 0;
        bottom: 0; 
        width: 100%; 
        height: 5px
    }

  .scrollbar {
    position: absolute;
    width: 0;
    height: 100%;
    background: #ff0000;
  }