#about-us {
    padding: 25px;
    text-align: left;
    background-color: #f8f9fa;
  }
  .about-bg {
    background-color: #b6b6b64d;

  }
  .about-bg2 {
    background-color: #0F1035;

  }
  #about-us h2 {
    font-weight: 700;
    font-size: 2.5rem;
    color: #0F1035;
    line-height: 1.6;
  }

  #about-us p {
    font-size: 1.2rem;
    color: #333;
    line-height: 2;
    max-width: 800px;
    margin-bottom: 20px;
  }

  #ability {
    padding: 25px;
    text-align: left;
    background-color: #f8f9fa;
  }

  #lab-device {
    padding: 25px;
    text-align: left;
    background-color: #f8f9fa;
  }


  .device-text {
    background-color: #838383;
    color: #f8f9fa;
    font-size: 1.5rem;
  }

  @media (max-width: 1200px) {
    .device-text {
      font-size: 1.2rem;
    }
  }
  .text-primary{
    color: #0F1035 !important;
  }
  .card {

    opacity: 0; /* 初始隱藏，用於動畫 */
    transform: translateY(20px); /* 初始位置略低 */
    transition: opacity 0.6s ease-out, transform 0.6s ease-out; /* 平滑過渡效果 */
  }
  .card.is-visible {
     opacity: 1;
    transform: translateY(0);
  }
  .left-content .inner-content {
      position: absolute;
      left: 100px;
      top: 50%;
      transform: translateY(-50%);
  }