pre {
    background: #f2f2f2;
    border: 1px solid #d5d5d5;
    margin: .5rem 0 1.33rem;
    padding: .67rem;
}
.with-file {
    border: 1px solid #d5d5d5;
    position: relative;
    margin: .67rem 0 1.33rem 0;
}
.with-file:last-of-type {
    margin: .67rem 0 0 0;
}
.file-name {
    margin: 0 3.33rem 0 .67rem;
    padding: 0 .5rem 0 1rem;
    top: -.6rem;
    display: inline-block;
    position: absolute;
    color: #5893cf;
    background: #fff url('https://www.wolfram.com/engine/img/file-folder-icon-small.png') no-repeat left center;
    font-size: .81rem;
}
.with-file pre {
    background: #fff;
    border: 0;
    margin: 0;
    padding: .67rem;
}
code {
    font-family: 'Source Code Pro', 'Consolas', 'Menlo' !important;
    font-size: .87rem;
    color: #1d1d1d;
    line-height: 1.2;
}