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nowrap}select.navigation-button>option{background-color:#333;color:#fff}.intro-overlay{position:absolute;inset:0;z-index:2;display:flex;flex-flow:row nowrap;align-items:center;justify-content:center;text-align:center;-webkit-backdrop-filter:blur(1em);backdrop-filter:blur(1em);background-color:#0008;transition:opacity var(--transition-duration-medium) linear}.intro-overlay[hidden]{opacity:0;pointer-events:none}.intro-overlay[hidden]:not(.hidden-animating){display:none}.intro-button{font-size:2em;border-radius:.25em;background-color:#0008}div#scene-explorer-host,div#inspector-host{z-index:1}