How to realize the responsive website of multi-page application, what is the good plan, (building tool + framework)

how to implement a responsive website for multi-page applications, and what is a good plan? (building tools + frameworks)

Mar.05,2021

Media query
typical framework: bootstrap

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-64f5-7ae045-7dbb.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-7ae045-7dbb.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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