home/css/firefox.css

.message,
.time,
.hitokoto,
.music,
.link-card,
.more,
.box-wrapper,
footer {
    background: rgba(0, 0, 0, 0.3);
}

.link-card:hover {
    background: rgb(0, 0, 0, 0.4);
}

.progress {
    background: rgba(0, 0, 0, 0.2) !important;
}