案例弹出登录框
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
.login-header {
width: 100%;
text-align: center;
height: 30px;
font-size: 24px;
line-height: 30px;
}
ul, li, ol, dl, dt, dd, div, p, span, h1, h2, h3, h4, h5, h6, a {
padding: 0px;
margin: 0px;
}
.login {
width: 512px;
position: absolute;
border: #ebebeb solid 1px;
height: 280px;
left: 50%;
right: 50%;
background: #ffffff;
box-shadow: 0px 0px 20px #ddd;
z-index: 9999;
margin-left: -256px;
margin-top: 140px;
display: none;
}
.login-title {
width: 100%;
margin: 10px 0px 0px 0px;
text-align: center;
line-height: 40px;
height: 40px;
font-size: 18px;
position: relative;
cursor: move;
-moz-user-select:none;/*火狐*/
-webkit-user-select:none;/*webkit浏览器*/
-ms-user-select:none;/*IE10*/
-khtml-user-select:none;/*早期浏览器*/
user-select:none;
}
.login-input-content {
margin-top: 20px;
}
.login-button {
width: 50%;
margin: 30px auto 0px auto;
line-height: 40px;
font-size: 14px;
border: #ebebeb 1px solid;
text-align: center;
}
.login-bg {
width: 100%;
height: 100%;
position: fixed;
top: 0px;
left: 0px;
background-color: #000000;
filter: alpha(opacity=30);
-moz-opacity: 0.3;
-khtml-opacity: 0.3;
opacity: 0.3;
display: none;
}
a {
text-decoration: none;
color: #000000;
}
.login-button a {
display: block;
}
.login-input input.list-input {
float: left;
line-height: 35px;
height: 35px;
width: 350px;
border: #ebebeb 1px solid;
text-indent: 5px;
}
.login-input {
overflow: hidden;
margin: 0px 0px 20px 0px;
}
.login-input label {
float: left;
width: 90px;
padding-right: 10px;
text-align: right;
line-height: 35px;
height: 35px;
font-size: 14px;
}
.login-title span {
position: absolute;
font-size: 12px;
right: -20px;
top: -30px;
background: #ffffff;
border: #ebebeb solid 1px;
width: 40px;
height: 40px;
border-radius: 20px;
}
</style>
</head>
<body>
<div class="login-header"><a id="link" href="javascript:void(0);">点击，弹出登录框</a></div>
<div id="login" class="login" >
<div id="title" class="login-title">登录会员
<span><a id="closeBtn" href="javascript:void(0);" class="close-login">关闭</a></span>
</div>
<div class="login-input-content">
<div class="login-input">
<label>用户名：</label>
<input type="text" placeholder="请输入用户名" name="info[username]" id="username" class="list-input">
</div>
<div class="login-input">
<label>登录密码：</label>
<input type="password" placeholder="请输入登录密码" name="info[password]" id="password" class="list-input">
</div>
</div>
<div id="loginBtn" class="login-button"><a href="javascript:void(0);" id="login-button-submit">登录会员</a></div>
</div>
<!-- 遮盖层 -->
<div id="bg" class="login-bg" ></div>
<script>
// 1. 点击按钮, 弹出登录框的遮盖层
var login = document.getElementById(‘login‘);
var bg = document.getElementById(‘bg‘);
var link = document.getElementById(‘link‘);
link.onclick = function () {
// 显示登录框和遮盖层
login.style.display = ‘block‘;
bg.style.display = ‘block‘;
return false;
}
// 2. 点击关闭按钮, 隐藏登录框和遮盖层
var closeBtn = document.getElementById(‘closeBtn‘);
closeBtn.onclick = function () {
login.style.display = ‘none‘;
bg.style.dispaly = ‘none‘;
}
// 3 拖拽
var title = document.getElementById(‘title‘);
title.onmousedown = function (e) {
// 鼠标按下, 求鼠标在盒子中的位置
var x = e.pageX - login.offsetLeft;
var y = e.pageY - login.offsetTop;
document.onmousemove = function (e) {
var loginX = e.pageX - x;
var loginY = e.pageY - y;
login.style.left = loginX + 256 + ‘px‘;
login.style.top = loginY - 140 + ‘px‘;
}
}
title.onmouseup = function () {
document.onmousemove = null;
}
</script>
</body>
</html>
原文地址：https://www.cnblogs.com/guniang/p/12021576.html
时间： 2024-08-15 15:08:52