#preview {
        position:absolute;
        border:1px solid #ccc;
        background:#333;
        padding:5px;
        display:none;
        color:#fff;
        list-style:none;
}

a{
        text-decoration:none;
}


pre{
        display:block;
        font:100% "Courier New", Courier, monospace;
        padding:10px;
        border:1px solid #bae2f0;
        background:#e3f4f9;
        margin:.5em 0;
        overflow:auto;
        width:100%;
}

img{
    border:none;
}

ul.patterns_detail,li.patterns_detail{
       margin:0;
       padding:5px;
       margin-bottom:5px;
}

ul.patterns_detail{
       width:800px;
}

li.patterns_detail{
       list-style:none;
}