<!--/* 首屏 */-->
<th:block th:fragment="header">
  <th:block th:replace="~{module/home/img_box}"></th:block>
  <th:block th:if="${theme.config.mainScreen.bgvideo}">
    <th:block th:replace="~{module/home/video_box}"></th:block>
  </th:block>
  <th:block th:if="${theme.config.mainScreen.focus_wave}">
    <th:block th:replace="~{module/home/wave}"></th:block>
  </th:block>
  <th:block th:if="${theme.config.mainScreen.focus_godown}">
    <th:block th:replace="~{module/home/go_down}"></th:block>
  </th:bloc