分屏的关闭事件，相关样式调整

shuishen

2021-06-04 a239631f7bbd0c17037c31d3fcb04504ab317c51

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//>>built
define({showBlockNodes:"\u0639\u0631\u0636 \u0639\u0646\u0627\u0635\u0631 \u0643\u062a\u0644\u0629 HTML"});