Tested in Stylus on Firefox. Hides review queue, downvote, VTC, VTD, delete, undelete, and flag buttons/links.

/* ==UserStyle==
@name           ModStrike
@namespace      github.com/openstyles/stylus
@version        1.0.0
@description    Hide Stack Exchange mod tools
@author         Someone
==/UserStyle== */

@-moz-document domain("stackexchange.com"), domain("stackoverflow.com"), domain("askubuntu.com"), domain("superuser.com"), domain("serverfault.com"), domain("stackapps.com") {
    .js-vote-down-btn, .js-close-question-link, .js-flag-post-link, .js-comment-flag, .js-delete-post, #review-button, div#announcement-banner[data-campaign="2023-07-27.overflowai-announcement"] {
        display: none !important;
    } 
}

Tested in Stylus on Firefox. Hides review queue, downvote, VTC, VTD, delete, undelete, and flag buttons/links.

/* ==UserStyle==
@name           ModStrike
@namespace      github.com/openstyles/stylus
@version        1.0.0
@description    Hide Stack Exchange mod tools
@author         Someone
==/UserStyle== */

@-moz-document
    domain("stackexchange.com"), domain("stackoverflow.com"),
    domain("askubuntu.com"), domain("superuser.com"),
    domain("serverfault.com"), domain("stackapps.com")
{
    .js-vote-down-btn, .js-close-question-link, .js-flag-post-link,
    .js-comment-flag, .js-delete-post, #review-button,
    div#announcement-banner[data-campaign="2023-07-27.overflowai-announcement"]
    {
        display: none !important;
    } 
}

Tested in Stylus on Firefox. Hides review queue, downvote, VTC, VTD, delete, undelete, and flag buttons/links.

/* ==UserStyle==
@name           ModStrike
@namespace      github.com/openstyles/stylus
@version        1.0.0
@description    Hide Stack Exchange mod tools
@author         Someone
==/UserStyle== */

@-moz-document domain("stackexchange.com"), domain("stackoverflow.com"), domain("askubuntu.com"), domain("superuser.com"), domain("serverfault.com"), domain("stackapps.com") {
    .js-vote-down-btn, .js-close-question-link, .js-flag-post-link, .js-comment-flag, .js-delete-post, #review-button {
        display: none !important;
    } 
}

Tested in Stylus on Firefox. Hides review queue, downvote, VTC, VTD, delete, undelete, and flag buttons/links.

/* ==UserStyle==
@name           ModStrike
@namespace      github.com/openstyles/stylus
@version        1.0.0
@description    Hide Stack Exchange mod tools
@author         Someone
==/UserStyle== */

@-moz-document domain("stackexchange.com"), domain("stackoverflow.com"), domain("askubuntu.com"), domain("superuser.com"), domain("serverfault.com"), domain("stackapps.com") {
    .js-vote-down-btn, .js-close-question-link, .js-flag-post-link, .js-comment-flag, .js-delete-post, #review-button, div#announcement-banner[data-campaign="2023-07-27.overflowai-announcement"] {
        display: none !important;
    } 
}