body{
    background: black;
    margin: 0px;
    padding: 0px !important;
    height: 90%;
}
#body{
    background: white;
    margin: 0px 20px;
    padding: 20px;
    min-height: 100%;
}
#menu{
    background: #23282d;
    color: #ccc;
    height: 32px;
    line-height: 32px;
    display: flex;
    width: 100%;
    position: fixed;
    top: 0px;
    z-index: 99999;
    font-family: sans-serif;
    font-size: 14px;
}
#menu + *{
    margin-top: 32px;
}
#menu span{
    flex-grow: 1;
    text-align: right;
    overflow: hidden;
}
#menu a{
    color: #eee;
    margin: 0px 5px;
    text-decoration: none;
}
#page{
    max-width: 800px;
    margin: auto;
    text-align: center;
}
#page p{
    text-align: left;
}
#page ul{
    padding: 0px;
    columns: 2;
}
#notebooks li{
    margin-top: 5px;
    list-style-type: none;
    height: 200px;
    background: url(https://nbsphinx.readthedocs.io/en/0.6.0/_images/gallery_multiple-outputs_2_2.png) center center no-repeat;
}
#page li:nth-child(odd) {
}
#page li:nth-child(even) {
}
#page li:hover{
    background-color: #f1f1f1;
}
.jp-Cell-inputWrapper{
    margin: 0px 10px;
}
.jp-RenderedMarkdown{
    margin: 5px 0px;
    border: 1px solid grey;
}
.text_cell.rendered .inner_cell{
}