#preview{height:200px;border-radius:var(--radius);border:1px solid var(--line);margin-bottom:16px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:700px){.cols{grid-template-columns:1fr}}
.stop{display:flex;gap:6px;align-items:center;margin-bottom:6px}
.stop input[type=color]{width:44px;height:34px;padding:2px}
.stop input[type=number]{width:72px}
.stop button{padding:6px 10px}
#css{white-space:pre-wrap;word-break:break-all}
.cols>*{min-width:0}