body {
    margin-left: 10%;
    margin-right: 10%
    }
#corpo p {
    text-align: justify;
    text-indent: 1em
    }
h1 {
    text-align: center;
    margin-top: 3em;
    margin-bottom: 2em
    }
.rodape {
    font-size: 0.8em;
    margin: 2em
    }