.sparkle-install[hidden]{display:none!important}
.sparkle-install{cursor:pointer;white-space:nowrap;flex:none}
.sparkle-install-floating{position:fixed;right:16px;bottom:20px;z-index:50;border:2px solid #161616;background:#f5f0e5;color:#161616;padding:10px 14px;font:bold 13px Arial;box-shadow:4px 4px 0 #e54a27}
.sparkle-install-help{max-width:360px;border:3px solid #161616;background:#f5f0e5;color:#161616;padding:24px;font:16px/1.5 Arial;box-shadow:6px 6px 0 #e54a27}
.sparkle-install-help::backdrop{background:#0009}
.sparkle-install-help h2{margin:0 0 12px;font-size:24px}
.sparkle-install-help button{background:#161616;color:#fff;padding:9px 16px;border:0;cursor:pointer}
@media print{.sparkle-install{display:none!important}}