* {
    margin: 0;
    padding: 0;
}
body {
    background-color: slategray;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}
header {
    width: 100%;
    display: flex;
    justify-content: center;
    
}
.banner img {
    width: 98%;
    
}

.justificativa {
    background-color: cornflowerblue;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 1rem;
    border: .2em solid whitesmoke;
    padding: 1rem;
}

.objetivo {
    background-color: cornflowerblue;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 1rem;
    border: .2em solid whitesmoke;
    padding: 1rem;
}

@media (min-width: 40rem) {
    .justificativa, .objetivo {
        background-color: whitesmoke;
        width: 92%;
        height: 50%;
        display: flex;
        flex-direction: column;
        gap: 2rem;
        align-items: center;
        border-radius: 1rem;
    }

    .justificativa, .objetivo, p, h3 {
        font-size: 2rem;
        padding: 2rem;
        text-align: justify;
    }

    .autores {
        background-color: whitesmoke;
        width: 92%;
        height: 50%;
        flex-direction: column;
        gap: 2rem;
        align-items: center;
        border-radius: 1rem;
        font-size: 2rem;
        padding: 2rem;
        text-align: justify;
    }
}

.autores {
    display: grid;
    gap: 1rem;
}