.markdown_preformatted-code (@color: #333) {
    pre > code {
        display: block;
        position: relative;
        border: 1px solid @color;
        width: 90%;
        margin: auto;
        padding-left: .25vw;
        overflow-x: auto;
        overflow-y: hidden;
    }
}

.markdown_gfm-table (@color: black) {
    table {
        border-collapse: collapse;
        tr {
            th {
                border: 3px solid @color;
                padding: 15px;
            }
        }
    }
}

// todo ul, ol