:root{font-family:system-ui,sans-serif;line-height:1.5}body{margin:0;padding-block:2rem;padding-inline:1.5rem}header{margin-block-end:2rem}h1{margin-block:0 .5rem}ul{padding-inline-start:0;list-style:none}li{border:1px solid #ccc;border-radius:4px;margin-block-end:.75rem;padding:.75rem}h2{margin-block:0 .25rem;font-size:1.1rem}time{color:#555;font-size:.9rem}button{margin-block-start:.75rem;padding-block:.4rem;padding-inline:.9rem}