pre .CodeMirror {
    height:auto;
    background-color:#f6f6f6;
    border-radius:10px;
    border:1px solid #dfdfdf;
    line-height:18px;
}

pre .CodeMirror .highlighted,
pre .CodeMirror .highlighted .CodeMirror-gutter-elt {
    background-color: #ccd9ea;
}

pre .CodeMirror div.CodeMirror-cursor {
    visibility: hidden;
}

pre .CodeMirror-linenumber {
    padding:0 8px 0 5px;
}
