.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999;
}

.modal-close {
    position: absolute;
    right: 30px;
    top: 30px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.modal-container {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: fit-content;
  height: fit-content;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 二维码图片 */
.qr-image {
    height: 600px;
    width: 600px;
    margin-bottom: 30px;
}

/* 保存到本地图片 */
.save-btn {
    width: 150px;
    height: 46px;
    cursor: pointer;
}

/* 过渡动画 */
.modal-fade-enter-active,
.modal-fade-leave-active {
  transition: opacity 0.3s ease;
}

.modal-fade-enter,
.modal-fade-leave-to {
  opacity: 0;
}