height: normal;
}

/* input/output containers */
div.nbinput,
div.nboutput {
    display: -webkit-flex;
    display: flex;
    align-items: flex-start;
    margin: 0;
    width: 100%;
}
@media (max-width: 540px) {
    div.nbinput,
    div.nboutput {
        flex-direction: column;
    }
}

/* input container */
div.nbinput {
    padding-top: 5px;
}

/* last container */
div.nblast {
    padding-bottom: 5px;
}

/* input prompt */
div.nbinput div.prompt pre {
    color: #307FC1;
}

/* output prompt */
div.nbo