/* v90: GPU gameplay world under a transparent Canvas2D HUD/placement overlay. */
.gamewrap{position:relative;isolation:isolate;aspect-ratio:2/1}
.gamewrap>canvas#worldGL,.gamewrap>canvas#game{position:absolute;inset:0;width:100%;height:100%;display:block}
.gamewrap>canvas#worldGL{z-index:0;pointer-events:none;background:#b9d6cc}
.gamewrap>canvas#game{z-index:1;background:transparent!important}
.gamewrap>#phaseBanner,.gamewrap>#controlsHint{z-index:3}
#worldGL.hidden{display:none!important}
.perfHud.gpuReady{border-color:#7fd0b0}