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only}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}.cloud-bank{opacity:.28;background:url(/hero-clouds.webp) 50%/50% 100% repeat-x;animation:100s linear infinite clouds-cross;position:absolute;inset:-15% -65%;-webkit-mask-image:linear-gradient(#0000,#000 15% 75%,#0000);mask-image:linear-gradient(#0000,#000 15% 75%,#0000)}.cloud-bank--second{opacity:.12;animation-duration:155s;animation-delay:-60s;top:-30%;bottom:15%}.stars-paused .cloud-bank,.stars-paused .hero-stars span{animation-play-state:paused}@keyframes clouds-cross{0%{transform:translate(0)}to{transform:translate(50%)}}@keyframes star-twinkle{0%,60%,to{opacity:.12;transform:scale(.8)}30%{opacity:.95;transform:scale(1.35)}}@keyframes hero-enter{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.home-hero .cloud-bank{animation:none;transform:none}.home-hero .hero-stars span{opacity:.25;animation:none}}@keyframes sheet-enter{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes overview-arrive{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes signin-veil{0%{opacity:0}to{opacity:1}}@keyframes signin-rise{0%{opacity:0;transform:translateY(12px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes signin-spin{to{rotate:360deg}}@keyframes worksheet-write{0%{transform:translate(0)rotate(0)}30%{transform:translate(-1px,1.2px)rotate(-11deg)}62%{transform:translate(.8px,-.6px)rotate(7deg)}to{transform:translate(0)rotate(0)}}@media (width<=8in){:root{--doc-scale:1.2}}@media print{:root{--doc-scale:1}body{background:#fff}.doc-body pre,.doc-body table,.callout{break-inside:avoid}}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property 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--tw-ease{syntax:"*";inherits:false}@property --tw-content{syntax:"*";inherits:false;initial-value:""}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}