Verification code style problem

how is the style of CAPTCHA realized? how to find the principle!
question: is there an input for each number? Find the solution

Mar.04,2021

my idea: overlay a transparent input, width on top of 6 bits is the total width of 6 bits, enter letters, put the letters in place


write a false, such as using the p tag, and then associate the keydown/keyup event.


remove the style of input and add a bottom border to achieve

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-64f5-1b314b8-2aac8.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b314b8-2aac8.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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