.CodeMirror-wrapping {
    border: 1px solid #000;
    background-color: #fff;
}
.CodeMirror-line-numbers {
    width: 2.2em;
    color: #aaa;
    background-color: #eee;
    text-align: right;
    padding-right: .3em;
    font-size: 10pt;
    font-family: monospace;
    padding-top: .4em;
}
#template div {
    margin-right: 125px;
}