h1{
    font-size: 8vh;
}
h2{
    font-size: 6vh;
}
h3{
    font-size: 4vh;
}
h4{
    font-size: 2vh;
}

.centralizar{
    margin-left: 35vw;
    margin-right: 35vw;
}

.opcao{
    margin-top: 40px;
}