app.css

@import url("node_modules/jsoneditor/dist/jsoneditor.min.css");

ul li{
    display: inline;
}

ul {
    padding: 0;
    margin: 0.5em;
}

.btnStack {
    margin: 0 4px;
    background-color: #3883fa;
    color: #b7d2fd;
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 4px;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -o-user-select: none;
    user-select: none;
}
a.btnStack:hover {
    background-color: #999;
    color: #fff;
}

.block {
    height: 100%;
    position: fixed;
    z-index: 1;
    top: 0;
    overflow-x: hidden;
}

.left {
    left: 0;
    width: 25%;
}

.right {
    right: 0;
    width: 75%;
}

#cy {
    width: 100%;
    height: 65%;
    position: absolute;
}

#jsonViewer {
    position: fixed;
    right: 0;
    bottom: 0;
    height: 35%;
    width: 70%;
}

code {
    background: #f5f5f5;
}