How does the mobile page get the current page height and assign it to the minimum height of div?

if you do not set a minimum height, then if the content is not enough, the footer at the bottom will go up, leaving a blank.

Apr.08,2022

</div>
    </div>
</body>

</html>
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-64f5-1e47126-4c30d.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e47126-4c30d.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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