.download_container {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 100%;
  min-height: calc(100vh - 350px);
  background-image: url(../images/download/download_bg.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}
.download_container .download_content {
  position: relative;
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  width: 290px;
  height: 234px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 10px 10px 10px 10px;
  border: 2px solid #ffffff;
  margin: 0 20px;
}
.download_container .download_content .download_img {
  width: 40px;
  height: 40px;
  margin-bottom: 10px;
}
.download_container .download_content .download_title {
  font-weight: bold;
  font-size: 30px;
  color: #222222;
  line-height: 35px;
  font-style: normal;
  text-transform: none;
  margin-bottom: 5px;
}
.download_container .download_content .download_text {
  font-weight: 500;
  font-size: 14px;
  color: #727272;
  line-height: 16px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}
.download_container .download_content .download_btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 182px;
  height: 38px;
  background: #222222;
  border-radius: 5px;
  margin-top: 20px;
  cursor: pointer;
}
.download_container .download_content .download_btn .download_btn_text {
  font-weight: bold;
  font-size: 20px;
  color: #ffffff;
  line-height: 23px;
  text-align: left;
  font-style: normal;
  text-transform: none;
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.download_container .download_content .download_btn .download_btn_icon {
  width: 25px;
  height: 25px;
  margin-left: 14px;
}
.download_container .download_content:hover .download_qr_big_box {
  position: absolute;
  /* height: 188px; */
  padding: 10px 0;
  display: flex;
  align-items: flex-end;
}
.download_container .download_content .download_qr_big_box {
  display: none;
  position: absolute;
  top: 0;
  animation: fadeInUp 0.3s ease-out;
}
.download_container .download_content .download_qr_big_box .download_qr_box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 182px;
  /* height: 178px; */
  padding: 10px 0;
  background: rgba(34, 34, 34, 0.75);
  border-radius: 5px 5px 5px 5px;
  border: 1px solid #ffffff;
}

.download_container
  .download_content
  .download_qr_big_box
  .download_qr_box
  .download_qr_text {
  font-weight: bold;
  font-size: 14px;
  color: #ffffff;
  line-height: 16px;
  text-align: center;
  font-style: normal;
  text-transform: none;
}
.download_container
  .download_content
  .download_qr_big_box
  .download_qr_box
  .ios_code {
  width: 120px;
  height: 120px;
  margin-top: 10px;
  margin-bottom: 10px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .download_container {
    min-height: calc(100vh - 200px);
    background-size: cover;
    background-position: center;
    padding: 20px;
  }
  
  .download_container .download_content {
    width: 260px;
    height: 210px;
    margin: 0 10px;
  }
  
  .download_container .download_content .download_title {
    font-size: 26px;
    line-height: 30px;
  }
  
  .download_container .download_content .download_text {
    font-size: 13px;
    line-height: 15px;
  }
  
  .download_container .download_content .download_btn {
    width: 160px;
    height: 35px;
  }
  
  .download_container .download_content .download_btn .download_btn_text {
    font-size: 18px;
    line-height: 20px;
  }
  
  .download_container .download_content .download_qr_big_box .download_qr_box {
    width: 160px;
  }
}

@media (max-width: 480px) {
  .download_container {
    min-height: calc(100vh - 150px);
    padding: 15px;
  }
  
  .download_container .download_content {
    width: 230px;
    height: 190px;
    margin: 0 5px;
  }
  
  .download_container .download_content .download_img {
    width: 35px;
    height: 35px;
  }
  
  .download_container .download_content .download_title {
    font-size: 22px;
    line-height: 26px;
  }
  
  .download_container .download_content .download_text {
    font-size: 12px;
    line-height: 14px;
  }
  
  .download_container .download_content .download_btn {
    width: 140px;
    height: 32px;
    margin-top: 15px;
  }
  
  .download_container .download_content .download_btn .download_btn_text {
    font-size: 16px;
    line-height: 18px;
  }
  
  .download_container .download_content .download_btn .download_btn_icon {
    width: 20px;
    height: 20px;
    margin-left: 10px;
  }
  
  .download_container .download_content .download_qr_big_box .download_qr_box {
    width: 140px;
  }
  
  .download_container .download_content .download_qr_big_box .download_qr_box .ios_code {
    width: 100px;
    height: 100px;
  }
}