#app .index-container .main-container .download {
  text-align: center;
}
#app .index-container .main-container .download .download-main {
  min-height: calc(100vh - 135px);
}
#app .index-container .main-container .download .download-main .download-desc {
  padding: 70px 15px;
  background-color: #3883fd;
  color: white;
  font-size: 23px;
}
#app .index-container .main-container .download .download-main .download-item {
  padding: 70px 0;
}
#app .index-container .main-container .download .download-main .download-item .item-button-group {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 30px 0 10px;
}
#app .index-container .main-container .download .download-main .download-item .item-button-group button.l-btn {
  margin: 10px;
  width: 100px;
  padding: 11px 19px;
  font-size: 14px;
  white-space: nowrap;
}
#app .index-container .main-container .download .download-main .download-item .item-button-group button.l-btn:hover {
  color: #409EFF;
  border-color: #c6e2ff;
  background-color: #ecf5ff;
}
#app .index-container .main-container .download .download-main .download-item .item-button-group button.l-btn.disabled {
  color: #C0C4CC;
  border-color: #EBEEF5;
  cursor: not-allowed;
}
#app .index-container .main-container .download .download-main .download-item .item-button-group button.l-btn.disabled:hover {
  color: #C0C4CC;
  border-color: #EBEEF5;
  background-color: #fff;
}