anti-recall-css.css

/* ==UserStyle==
@name           Anti-Recall
@description    自用的适用于 anti-recall 撤回提示样式
@preprocessor   transitio
@version        0.1.0
@homepageURL    https://github.com/cranyozen
@author         cranyozen
@license     	  gpl-3.0
@var number border-width "描边宽度 em" [0.15, 0, null, 0.01]
@var color border-color "描边颜色" "#cd5c5c"
@var color background-color "背景颜色" "#4b4b4b"
@var percent background-shadow-opacity "背景透明度 (%)" 40
==/UserStyle== */

.message-content-recalled-parent {
    border-width: var(--border-width)em;
    border-color: var(--border-color);
    border-style: solid;
    background-color: rgb(from var(--background-color) r g b / var(--background-shadow-opacity)) !important;
}