.mcb-viewport{--mcb-vp-bg:#1d1d1d;--mcb-vp-bg-hi:#242424;--mcb-vp-bg-lo:#161616;--mcb-vp-vignette:0.32;position:relative;background:radial-gradient(118% 112% at 50% 46%,var(--mcb-vp-bg-hi) 0,var(--mcb-vp-bg) 50%,var(--mcb-vp-bg-lo) 100%)}.mcb-viewport-vignette{position:absolute;inset:0;pointer-events:none;background:radial-gradient(118% 118% at 50% 50%,rgba(0,0,0,0) 36%,rgba(0,0,0,calc(var(--mcb-vp-vignette, .32) * .5)) 74%,rgba(0,0,0,var(--mcb-vp-vignette,.32)) 100%)}