.demo{max-width:680px;margin:0 auto;text-align:left}.dl{font-size:13px;color:#6B6B6B}.dans{margin:10px 0;line-height:1.7}
.studio textarea,.studio input{width:100%;border:1px solid #EDEDED;border-radius:10px;padding:10px 12px;font:inherit;background:#fff;resize:vertical}
.lb{display:block;font-size:13px;color:#6B6B6B;margin:14px 0 6px}.row2{display:grid;grid-template-columns:160px 1fr;gap:12px}
.ohead{display:flex;gap:10px;align-items:center;margin:22px 0 8px}.ohead .tip{margin:0;flex:1}
.ans{white-space:pre-wrap;line-height:1.75;border:1px solid #EDEDED;border-radius:12px;padding:16px;margin-bottom:16px}
#out pre{white-space:pre-wrap;font:inherit;color:#333;margin:6px 0 16px}
@media(max-width:640px){.row2{grid-template-columns:1fr}}