body{font-family:system-ui,sans-serif;max-width:700px;margin:2rem auto;padding:0 1rem}.nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.nav a{margin-right:1rem}form{display:flex;flex-direction:column;gap:.5rem;max-width:500px}input,textarea,button{font:inherit;padding:.5rem}textarea{font-family:monospace}button{padding:.6rem 1.25rem;align-self:flex-start;cursor:pointer}.markdown{border-top:1px solid #ddd;margin-top:1rem;padding-top:1rem}