body{margin:0;background:#fff;font:13px/1.6 "Microsoft YaHei",Tahoma,sans-serif;color:#333}.embed{display:flex;flex-direction:column;height:100vh;box-sizing:border-box;padding:14px;gap:12px;overflow:auto}.card{border:1px solid #e5e7eb;padding:14px;background:#fafafa}.card h3{margin:0 0 10px;font-size:13px;color:#ff5000}.st{font-size:12px;color:#9ca3af}.st b{color:#ff5000;font-weight:normal}.hint{margin-top:10px;font-size:12px;color:#9ca3af;line-height:1.7}.cols{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-start}.grow{flex:1 1 300px;min-width:280px}.f{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:10px}.fl{display:flex;flex-direction:column;gap:4px;margin-top:10px;font-size:12px;color:#6b7280}label{font-size:12px;color:#6b7280}label.fl{display:flex}input[type=text]{width:100%;box-sizing:border-box;padding:7px 8px;border:1px solid #e5e7eb;font-size:13px;outline:none;background:#fff;font-family:inherit}input[type=text]:focus{border-color:#ff5000}.f label{display:flex;align-items:center;gap:4px}input[type=color]{width:36px;height:26px;padding:0;border:1px solid #e5e7eb;background:#fff;cursor:pointer}.btn{border:0;height:26px;padding:0 12px;background:#ff5000;color:#fff;font-size:13px;cursor:pointer}.btn.ghost{background:#fff;color:#ff5000;border:1px solid #ff5000}.btn.ghost:hover{background:#fff5f0}/* 预览垫棋盘格，透明背景才看得出来 */.prevcard{flex:0 0 340px;display:flex;flex-direction:column}#cv{width:100%;max-width:340px;align-self:center;background-color:#fff;background-image:linear-gradient(45deg,#f0f0f0 25%,transparent 25%,transparent 75%,#f0f0f0 75%),linear-gradient(45deg,#f0f0f0 25%,transparent 25%,transparent 75%,#f0f0f0 75%);background-size:16px 16px;background-position:0 0,8px 8px}