.sp-subtitle span.cursor {
    display: inline-block;
    background-color: #ccc;
    margin-left: 0.1rem;
    width: 3px;
    animation: blink 1s infinite;
  }
  .sp-subtitle span.cursor.typing {
    animation: none;
  }
  @keyframes blink {
    0%  { background-color: #ccc; }
    49% { background-color: #ccc; }
    50% { background-color: transparent; }
    99% { background-color: transparent; }
    100%  { background-color: #ccc; }
  }