.conversation {
    margin-bottom: 40px;
    text-align:center;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 12px;
    background: rgb(171,255,171);
    position: relative;
  }
.conversation p{
    text-align:center;
    margin-top:0px;
    margin-bottom:0px;
}
.audioplayer {
    margin-bottom: 40px;
    text-align:center;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 12px;
    background: rgb(171,255,171);
    position: relative;
  }
.audioplayer p{
    text-align:center;
    margin-top:0px;
    margin-bottom:0px;
}

  .subtitle-box {
    margin-top: 12px;
    padding: 6px;
    border-radius: 10px;
   /* background: #fff7e6;*/
    display: block;
    line-height: 1.6;
    font-size: 1rem;
  }

  .spoken-word {
    color: red;
    /*font-weight: bold;*/
  }

  .finished-msg {
    display: none;
    margin-top: 10px;
    font-style: italic;
    color: green;
  }

  .spinner {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 4px solid #f3f3f3;
    border-top: 4px solid #2e8b57;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
  }

  @keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
  }

  @media(max-width:768px){
    .subtitle-box { font-size: 0.95rem; }
    audio { width: 100%; }
  }