body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    font-family: 'Arial', sans-serif;
    background-image: url('/imagens/background.jpg');
    background-size: cover;
    background-position: center;
}


.semáforo {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    border: 10px solid #333;
    border-radius: 15px;
    background-color: #444;
}

.luz {
    margin: 10px;
    border-radius: 50%;
}

#vermelho,
#amarelo,
#verde {
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}


.buttons {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

button {
    margin: 5px;
    padding: 10px;
    font-size: 16px;
    cursor: pointer;
    border: none;
    border-radius: 5px;
    transition: background-color 0.3s ease-in-out;
}

.button-vermelho {
    background-color: #FF6961;
    color: white;
}

.button-amarelo {
    background-color: #FFD700;
    color: white;
}

.button-verde {
    background-color: #77DD77;
    color: white;
}

.button-desligar {
    background-color: #A9A9A9;
    color: white;
}