js實現點擊彈窗彈出登錄框

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本文實例為大傢分享瞭js實現點擊彈窗彈出登錄框的具體代碼，供大傢參考，具體內容如下

1 圖片預覽

2 index.html代碼

<!DOCTYPE html>
<html lang="zh">
 <head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>js點擊彈窗彈出登錄框代碼</title>
 </head>
 <body>
  <style>
   *{ 
    margin:0;
    padding:0;
   }
         button, input{
    outline:none;
   }
   button, .login{
    width:120px; 
    height:42px; 
    background:#f40; 
    color:#fff; 
    border:none; 
    border-radius:6px;
    display: block;
    margin:20px auto; 
    cursor: pointer;
   }
   .popOutBg{
    width:100%;
    height:100%;
    position: fixed;
    left:0;
    top:0;
    background:rgba(0,0,0,.6);
    display: none;
   }
   .popOut{
    position:fixed;
    width:600px; 
    height:300px;
    top:50%;
    left:50%;
    margin-top:-150px;
    margin-left:-300px;
    background:#fff;
    border-radius:8px;
    overflow: hidden;
    display: none;
   }
   .popOut > span{
    position: absolute;
    right:10px;
    top:0; 
    height:42px;
    line-height:42px;
    color:#000;
    font-size:30px;
    cursor: pointer;
   }
   .popOut table{
    display: block;
    margin:42px auto 0;
    width:520px;
   }
   .popOut caption{
    width:520px;
    text-align: center;
    color:#f40;
    font-size:18px;
    line-height:42px;
   }
   .popOut table tr td{
    color:#666;
    padding:6px;
    font-size:14px;
   }
   .popOut table tr td:first-child{
    text-align: right;
   }
   .inp{
    width:280px;
    height:30px;
    line-height:30px;
    border:1px solid #999;
    padding:5px 10px;
    color:#000;
    font-size:14px;
    border-radius:6px;
   }
   .inp:focus{ 
    border-color:#f40;
   }
   @keyframes ani{
    from{
     transform:translateX(-100%) rotate(-60deg) scale(.5);
    }
    50%{
     transform:translateX(0) rotate(0) scale(1);
    }
    90%{
     transform:translateX(20px) rotate(0) scale(.8);
    }
    to{
     transform:translateX(0) rotate(0) scale(1);
    }
   }
   .ani{ animation:ani .5s ease-in-out;}
  </style>
  <button type="button">登錄</button>
  <div class="popOutBg"></div>
  <div class="popOut">
   <span title="關閉"> x </span>
   <table>
    <caption>歡迎登錄本網站</caption>
    <tr>
     <td width="120">用戶名：</td>
     <td><input type="text" class="inp" placeholder="請輸入用戶名" /></td>
    </tr>
    <tr>
     <td>密碼：</td>
     <td><input type="password" class="inp" placeholder="請輸入密碼" /></td>
    </tr>
    <tr>
     <td colspan="2"><input type="button" class="login" value="登錄" /></td>
    </tr>
   </table>
  </div>
  <script type="text/javascript">
   function $(param) {
    if (arguments[1] == true) {
     return document.querySelectorAll(param);
    } else {
     return document.querySelector(param);
    }
   }
   function ani() {
    $(".popOut").className = "popOut ani";
   }
   $("button").onclick = function() {
    $(".popOut").style.display = "block";
    ani();
    $(".popOutBg").style.display = "block";
   };
   $(".popOut > span").onclick = function() {
    $(".popOut").style.display = "none";
    $(".popOutBg").style.display = "none";
   };
   $(".popOutBg").onclick = function() {
    $(".popOut").style.display = "none";
    $(".popOutBg").style.display = "none";
   };
  </script>
 </body>
</html>

以上就是本文的全部內容，希望對大傢的學習有所幫助，也希望大傢多多支持WalkonNet。

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