分屏的关闭事件，相关样式调整

shuishen

2021-06-04 a239631f7bbd0c17037c31d3fcb04504ab317c51

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//>>built
define({next:"\u041a\u0435\u043b\u0435\u0441\u0456",previous:"\u0410\u043b\u0434\u044b\u04a3\u0493\u044b",done:"\u0414\u0430\u0439\u044b\u043d"});