.badge{

    display:inline-block;
    padding:4px 7px;
    border-radius:999px;
    font-size:11px;
    line-height:1.2;
    white-space:nowrap;

}

.badge-open{

    background:#ddf8e6;
    color:#128a3a;

}

.badge-full{

    background:#ffdddd;
    color:#c00;

}

.badge-last-one{

    background:#fff3cd;
    color:#856404;

}

.badge-host{

    background:#ff9800;
    color:white;

}

.badge-participant{

    background:#e0f2ff;
    color:#0277bd;

}

.badge-certified{

    background:#e8f5e9;
    color:#2e7d32;
}