.tutorial-codebox {
    margin:25px 0;
    border-radius:6px;
    overflow:hidden;
}

.code-header{
    background:#1e1e1e;
    padding:8px;
    text-align:right;
}

.copy-btn{
    background:#444;
    color:white;
    border:none;
    padding:5px 10px;
    cursor:pointer;
    font-size:12px;
}

pre {
    margin:0;
    padding:20px;
    overflow:auto;
    font-size:14px;
    line-height:1.5;
}