1. <p class="txt"> / </p>
  1. p {
  2. margin: 50px 0 0;
  3. text-align: center;
  4. }
  5. p::before {
  6. content: "::beforeの疑似ですよ";
  7. }
  8. p::after {
  9. content: "::afterの疑似ですよ";
  10. }

/