Title: User Agent Stylesheet > custom CSS
Last modified: October 21, 2022

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# User Agent Stylesheet > custom CSS

 *  [mfa1](https://wordpress.org/support/users/mfa1/)
 * (@mfa1)
 * [3 years, 7 months ago](https://wordpress.org/support/topic/user-agent-stylesheet-custom-css/)
 * Hi,
 * Hi have CSS that doesn’t work on form pages and it displays “pop-ups” that shouldn’t
   be displayed…
 * I’ve tried to edit my CSS from hundreds of way but I can’t manage it…
 * All my display:none doesn’t work…
 * Please, help us asap,
    Julien

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 * 0 replies
 * 1 participant
 * Last reply from: [mfa1](https://wordpress.org/support/users/mfa1/)
 * Last activity: [3 years, 7 months ago](https://wordpress.org/support/topic/user-agent-stylesheet-custom-css/)
 * Status: not resolved