表单

<style>
    .box{width: 400px;}
    .pt{padding-top: 20px;}
    .pt:last-child{padding-bottom: 20px;}
  </style>
  <div class="box">
    <form action="http://www.baidu.com/index.php" method="get">
      <fieldset>
        <legend>用户注册</legend>
        <div class="pt">
          <label for="userName">用户名：</label>
          <input type="text" name="" id="userName" min="6" max="18" placeholder="请输入用户名">
        </div>
        <div class="pt">
          <label for="password">密码：</label>
          <input type="password" name="" id="password" min="6" max="18" placeholder="请输入密码">
        </div>
        <div class="pt">
          <label for="woman">年龄：</label>
          <input type="radio" name="age" id="man" value="man">男
          <input type="radio" name="age" id="woman" value="woman" checked>女
        </div>
        <div class="pt">
          <label for="">来源：</label>
          <input type="checkbox" name="gos[]" id="web" value="web" checked>网页
          <input type="checkbox" name="gos[]" id="init" value="init">信息
          <input type="checkbox" name="gos[]" id="road" value="road">路边
        </div>
        <div class="pt">
          <label for="">专业：</label>
          <select name="" id="">
            <option value="0" disabled selected>--请选择--</option>
            <option value="1">小学</option>
            <option value="2">初中</option>
            <option value="3">高中</option>
            <option value="4">大学</option>
          </select>
        </div>
        <div class="pt">
          <label for="range">等级：</label>
          <input type="range" name="range" id="range" min="1" max="5" value="1" step="1" />
        </div>
        <div class="pt">
          <label for="number">手机号：</label>
          <input type="number" name="number" id="number" />
        </div>
        <div class="pt">
          <button>提交</button>
        </div>
      </fieldset>
    </form>
  </div>