body { font: 16px/1.5 system-ui, sans-serif; max-width: 42rem; margin: 2rem auto; padding: 0 1rem; color: #222; }
table { border-collapse: collapse; width: 100%; }
th, td { border-bottom: 1px solid #ddd; padding: .35rem .5rem; text-align: left; }
code, pre { background: #f4f4f4; padding: .1rem .3rem; }
.error { color: #a00; }
.ok { color: #060; }