.programinput {
    background: #eeffee;
    border: solid 1px #aaffaa;
    padding: 0.5em;
    }

.programoutput {
    background: #eeeeff;
    border: solid 1px #aaaaff;
    padding: 0.5em;
    }

.programdata {
    background: #eeeeee;
    border: solid 1px #aaaaaa;
    padding: 0.5em;
    }