#downloadOverlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  padding: 7.2vw;
  color: #fff;
  /* 确保内容不会被裁剪 */
  overflow: auto; 
}

#downloadOverlay img {
  /* 确保图片可见 */
  z-index: 10000; 
  opacity: 1; 
}
  #downloadOverlay .curved-arrow {
    position: absolute;
    width: 26.66vw;
    height: 40vw;
    /* border-right: 1.6vw solid white;
    border-radius: 0 26.66vw 0 0;
    transform: rotate(30deg); */
    padding-left: 78.66vw;
    overflow: visible; 
  }
  
  #downloadOverlay .download-overlay-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #1e1e24;
    border-radius: 8px;
    padding: 5.3vw;
    width: 90%;
    max-width: 106.66vw;
    font-family: 'Noto Sans SC', sans-serif;
  }
  
  #downloadOverlay .download-overlay-content p {
    color: white;
    font-size: 4.26vw;
    text-align: center;
    margin-bottom: 5.3vw;
  }
  
  #downloadOverlay .download-overlay-content button {
    display: block;
    width: 100%;
    background-color: #ff5722;
    color: white;
    border: none;
    border-radius: 1.06vw;
    padding: 2.66vw;
    font-size: 4.26vw;
    cursor: pointer;
  }