/**/
span.c7 {
    margin-left: 0.5em
    }
span.c6 {
    margin-left: 2em
    }
span.c5 {
    margin-left: 1em
    }
table.c1 {
    border: 2px black solid;
    margin: auto auto;
    max-width: 50%;
    padding: 1%
    }
/**/