@media (max-width: 767px) {
    .box-palavras label, .subsubtitulo {
        font-size: 16px;
        color: #454b57;
    }

    .custom-control-label::before {
        width: 18px;
        height: 18px;
    }

    .custom-control-label::after {
        width: 18px;
        height: 18px;
    }

    #form-palavras > div {
        margin-bottom: 10px;
        padding-left: 20% ;
    }
}