.fab.fa-botim,
.fab.fa-imo,
.fab.fa-kakaotalk,
.fab.fa-signal {
    width: 1em;
    height: 1em;
    display: inline-block;
    background-color: currentColor;
}

.fab.fa-botim {
    -webkit-mask: url("../images/messenger-icons/botim.svg") center / contain no-repeat;
    mask: url("../images/messenger-icons/botim.svg") center / contain no-repeat;
}

.fab.fa-imo {
    -webkit-mask: url("../images/messenger-icons/imo.svg") center / contain no-repeat;
    mask: url("../images/messenger-icons/imo.svg") center / contain no-repeat;
}

.fab.fa-kakaotalk {
    -webkit-mask: url("../images/messenger-icons/kakaotalk.svg") center / contain no-repeat;
    mask: url("../images/messenger-icons/kakaotalk.svg") center / contain no-repeat;
}

.fab.fa-signal {
    -webkit-mask: url("../images/messenger-icons/signal.svg") center / contain no-repeat;
    mask: url("../images/messenger-icons/signal.svg") center / contain no-repeat;
}

.fab.fa-botim::before,
.fab.fa-imo::before,
.fab.fa-kakaotalk::before,
.fab.fa-signal::before {
    content: none;
}