其實(shí)可以不用UL 和LI? 結(jié)構(gòu)和表現(xiàn)分開，結(jié)構(gòu)如下，樣式你可以自己琢磨琢磨

<div>
??????? <form>
??????????? <input type="text" class="user" placeholder="郵箱/手機(jī)號/用戶名">
??????????? <input type="password" class="key" placeholder="請輸入密碼">
??????????? <span>
??????????????? <input type="checkbox" class="checkbox" name="autologin" id="autologin">
??????????????? <label for="autologin">下次自動登錄</label>
??????????? </span>
??????????? <a class="forget" href="#">忘記密碼?</a>
??????????? <input type="button" class="enter" >
??????????? <hr>
??????????? <input type="button" class="regedit" >
??????? </form>
??? </div>