Use placeholder method, can be used directly in the <input /> tag;
. 1 < body background = "../../ IMG / imgBg / blueBg2.jpg" > 2 . 3 < form Method = "POST" Action = "the login.html" > . 4 . 5 Account: < INPUT type = "text" name = "the userName" placeholder = "QQ number / micro signal / mail account" /> < br /> . 6 . 7 password: < INPUT type = "password" name = "UserPwd" placeholder = "password" /> <br/> 8 9 <input type="submit" value="登陆"/> 10 11 </form> 12 13 </body>