*,
*::after,
*::before {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

main {
  width: 600px;
  margin-top: 20px;
  margin-inline: auto;
  border: 1px solid red;
  padding: 20px;
  font-size: 24px;
  line-height: 1.8;
}
main:has(p) a {
  text-decoration-thickness: 4px;
  text-decoration-color: green;
  text-decoration-style: wavy;
  text-decoration-skip-ink: none;
  /* text-decoration-line: underline; */
  text-underline-offset: 10px; /*set position*/
}