.nav-tab-wrapper {
    margin-bottom: 20px;
}
.ppwix-filters input[type="date"],
.ppwix-filters input[type="text"] {
    margin-right: 8px;
}
pre {
    max-height: 200px;
    overflow-y: auto;
    background: #f6f6f6;
    padding: 8px;
    border-radius: 4px;
}