@page{size:A4;margin:0}*{margin:0;padding:0;box-sizing:border-box;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif}body{display:flex;justify-content:space-around;align-items:center;flex-direction:column;gap:2rem;margin-block:2rem}section[a4]{width:210mm;height:297mm;box-shadow:0 0 .5cm #00000080;padding:20mm;position:relative}@media print{body,section[a4]{margin:0;box-shadow:none;gap:0}}#editor{opacity:0;position:absolute;z-index:1;inset:20mm;pointer-events:none}#preview{position:relative;z-index:2;pointer-events:auto}.cursor{display:inline;border-left:1px solid black;width:0;animation:blink 1s step-end infinite}.selection{background-color:#3390ff;color:#fff}@keyframes blink{50%{border-left:initial}}