/* backgrounds you can switch in Settings */
.bg-none     { background: #ffffff !important; }
.bg-grid     { background: radial-gradient(#ddd 1px, transparent 1px) 0 0/24px 24px, #fff !important; }
.bg-aurora   { background: radial-gradient(60rem 40rem at -10% -10%, #e0f2ff, #ffffff 60%),
                         radial-gradient(50rem 30rem at 110% 10%, #ffe3f1, #ffffff 60%) !important; }
.bg-carbon   { background: repeating-linear-gradient(45deg, #f7f7f7 0 10px, #ececec 10px 20px) !important; }
/* graphs on white */
.js-plotly-plot .plotly .main-svg { background: transparent !important; }