<ul>
      <li>Lorem ipsum dolor sit amet consectetur adipisicing elit</li>
      <li>Dolores quaerat illo totam porro</li>
    </ul>

li::before {
  content: "::before";
  background: lightgray;
  border-radius: 1ch;
  padding-inline: 1ch;
  margin-inline-end: 1ch;
}

ul, ol {
  max-width: 35ch;
}

html {
  block-size: 100%;
  inline-size: 100%;
}
 
body {
  min-block-size: 100%;
  min-inline-size: 100%;
  margin: 0;
  padding: 2ch;
  box-sizing: border-box;
  display: grid;
  place-content: center;
  font-family: system-ui;
  font-size: 1.3rem;
  line-height: 1.5; 
  background: hsl(200 20% 98%);
  color: hsl(200 30% 25%);
}