文字

w3schools
w3schools

.text {
  color: #ff0000;
  text-align: center;
  text-decoration: underline;
  letter-spacing: 1px;
  line-height: 1.4;

  font-family: "Time New Roman", Times, serif;
  font-size: 2em; /* 1em = 16px， body 設定 font-size: 100%; */
  font-style: italic;
  font-weight: bold;
}

f10_text.html