.sinais {
    display: flex;
    flex-wrap: wrap;
    padding: 40px;
    gap: 40px;
    justify-content: center;
}

.sinais > .sinal {
    width: 250px;
    height: auto;
    border-radius: 14px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.sinais > .sinal > img {
    width: 100%;
    height: auto;
}

.sinais > .sinal > p {
    width: 100%;
    text-align: center;
    padding: 4px;
    background-color: #41414150;
}

.sinais > .sinal > a {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    border: 1px solid white;
    color: white;
    width: 80%;
    height: 50px;
    border-radius: 10px;
    margin: 20px 0;
    gap: 10px;
}

.sinais > .sinal > a > span {
    width: 8px;
    height: 8px;
    background-color: green;
    border-radius: 50%;
    animation-duration: 1s;
    animation-name: pisca;
    animation-iteration-count: infinite;
    animation-direction: alternate;
}

.sinais > .sinal > p.rodape {
    font-size: .8rem;
}

@keyframes pisca {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* --- RESPONSIVIDADE --- */
@media (max-width: 600px) {
    .sinais {
        padding: 10px;
        gap: 20px;
        display: flex;
        flex-wrap: wrap;
    }

    .sinais > .sinal {
        width: 50%;
        max-width: 180px;
    }

    .sinais > .sinal > a {
        width: 90%;
        height: 45px;
        font-size: 14px;
    }

    .sinais > .sinal > p {
        font-size: 14px;
    }
}