Rc-calendar examples failed to import less.

I want to take a look at the source code of rc-calendar. After the clone code, npm start, went into examples, to open an example, but less was not loaded, so it is very inconvenient to debug. Does anyone know how to import this style?

Mar.13,2021
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3209e-2bdf6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3209e-2bdf6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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