.am-mechat {
  margin: 1rem;

  .hook-am-mechat;

  .section-cbox-wap .cbox-post-wap .post-action-wap .action-function-wap .function-list-wap .list-upload-wap .upload-mutual-wap {
    box-sizing: content-box;
  }
}

.hook-am-mechat() {}