.CodeMirror {
    height: 10rem;
    border-radius: 3px 3px 0 0;
    border: 1px solid #eee;
    padding: 0.2rem 0.3rem;
}

.night .cm-s-default.CodeMirror {
    background: #181a1b;
    background-color: #181a1b;
    color: #eee;
}

.code-demo{
    margin-top: 0.75rem;
    padding: 0.5rem 0.25rem 0.5rem 0.5rem;
    border: 1px solid #444;
    background: #181a1b;
    border-radius: 6px;
    display: none;
    line-height: 1.3rem;
    font-size: 0.6rem;
    color: #ddd;
    overflow: hidden;
}

.code-demo span.layui-icon{
    font-size: 0.6rem;
    color: #888;
}