.icon-sidebar:before {
    content: "💬";
    font-size: 22px;
}
.icon-sidebar {
    display: inline-block;
    margin-top: -11px;
    -webkit-transform: rotate(0deg);
    -moz-transform: rotate(0deg);
    -ms-transform: rotate(0deg);
    -o-transform: rotate(0deg);
    transform: rotate(0deg);
}