@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document domain("twitter.com") {

.missing-tweets-bar,
.conversation-ancestor,
.conversation-root {
    display:none !important;
}

.missing-tweets-bar {
    background-color: #F5F5F5;
}

.expansion-container .missing-tweets-bar,
.expansion-container .conversation-ancestor,
.expansion-container .conversation-root {
    display:block !important;
}

.remove-on-restore + .missing-tweets-bar {
    display:none !important;
}

.vellip,
.vellip:before,
.vellip:after,
.conversation-module > li:after,
.conversation-module > li:before {
    width:0px !important;
}

}