wikimedia/mediawiki-core

/*!
 * Styles for Special:UserRights
 */
.mw-userrights-nested {
    margin-left: 1.2em;
}

.mw-userrights-nested span {
    margin-left: 0.3em;
    display: inline-block;
    vertical-align: middle;
}

.mw-userrights-disabled {
    color: #72777d;
}

.mw-userrights-groups * td,
.mw-userrights-groups * th {
    padding-right: 1.5em;
}

.mw-userrights-groups * th {
    text-align: left;
}

/* Dynamically show/hide the expiry selection underneath each checkbox */
input.mw-userrights-groupcheckbox:not( :checked ) ~ .mw-userrights-nested {
    display: none;
}

/* Initial hide the expiry fields to prevent a FOUC on loading */
/* The input fields gets unhidden by JavaScript when needed */
.client-js .mw-userrights-expiryfield {
    display: none;
}