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遮罩可以用一个半透明的高度和宽度等于页面100%的div来做。
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>东方证券</title> <meta name="description" content=""> <meta name="keywords" content=""> <meta name="apple-mobile-web-app-capable" content="yes"/> <meta name="apple-mobile-web-app-status-bar-style" content="black"/> <meta name="format-detection" content="telephone=no"/> <meta name="format-detection" content="email=no"/> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=0"/> <style> *, :after, :before { -webkit-tap-highlight-color: transparent } blockquote, body, dd, div, dl, dt, fieldset, form, h1, h2, h3, h4, h5, h6, input, legend, li, ol, p, td, textarea, th, ul { margin: 0; padding: 0 } body{ background: #f2f4f3; color: #333333; } .content-box{ } li { list-style: none; } .am-flexbox { text-align: left; display: -webkit-box; display: -webkit-flex; -webkit-box-align: center; -webkit-align-items: center; position: relative; } .am-flexbox .am-flexbox-item, .am-flexbox2 .am-flexbox-item { -webkit-box-sizing: border-box; -webkit-box-flex: 1; -webkit-flex: 1; width: 20px; position: relative; } .weui_cell { padding: 5px 15px; font-size: 16px; position: relative; display: -webkit-box; display: -webkit-flex; display: -ms-flexbox; display: flex; -webkit-box-align: center; -webkit-align-items: center; -ms-flex-align: center; align-items: center; background: #ffffff; } .btn { min-width: 75px; height: 35px; line-height: 35px; font-size: 18px; color: #ffffff; text-align: center; border-radius: 4px; background: #c70e16; } .weui_cell:after { content: " "; position: absolute; left: 0; bottom:-1px; width: 100%; height: 1px; border-bottom: 1px solid #D9D9D9; color: #D9D9D9; -webkit-transform-origin: 0 0; -ms-transform-origin: 0 0; transform-origin: 0 0; -webkit-transform: scaleY(0.5); -ms-transform: scaleY(0.5); transform: scaleY(0.5); z-index: 100; } .am-mg-10{ margin: 0 10px; } .am-footer { position: fixed; left: 0; bottom: 10px; width: 100%; text-align: center; z-index: 1000; } .am-footer .btn{ margin: 0 15px; } /*弹框遮罩*/ html,body{height:100%;} .dialog{ position: relative; top:150px; border:3px solid #c70e16; background:white; height:150px; width:80%; margin-left:auto; margin-right:auto; text-align:center; border-radius:7px; z-index:10000; } .dialog_line{ margin-top:40px; margin-bottom:20px; } .dialog .btn{ width:35%; margin-left:auto; margin-right:auto; } .dialog #password{ background:transparent; border:1px solid #DAD3D3; height:23px; margin-left:10px; border-radius:4px; } .mask{ background: #9797A5; height: 100%; width: 100%; opacity: 0.8; z-index: 9999; position: fixed; top: 0px; } </style> </head> <body> <div class="content-box"> <ul class="itme itme3 weui_cells" id="weui_cells"> <li class="am-flexbox weui_cell"> <div class="am-flexbox-item">融资融券-00613899</div> <div class="btn" onclick="showDialog(this)">签约</div> </li> </ul> </div> <footer class="am-footer"> <div class="btn am-mg-10" onclick="login()">登录签约账号</div> </footer> <script type="text/javascript"> //对话框 function showDialog(obj){ if(document.getElementById(‘dialog‘)) return; btn = obj; var dialog = document.createElement(‘div‘); dialog.className = "dialog"; dialog.id = "dialog"; dialog.innerHTML = "<div class=‘dialog_line‘><label>密码:</label><input type=‘password‘ id=‘password‘/></div><div class=‘btn am-mg-10‘ onclick=‘send()‘>确认</div>" mask(); document.body.appendChild(dialog); } //遮罩 function mask(){ var mask = document.createElement(‘div‘); mask.className = "mask"; mask.id = "mask"; document.body.appendChild(mask); mask.onclick = function(){ removeDialog(); removeMask(); } } function send(){ //发送签约解约请求 //关闭弹框 removeDialog(); removeMask(); } function removeDialog(){ var dialog = document.getElementById(‘dialog‘); if(dialog)dialog.parentNode.removeChild(dialog); } function removeMask(){ var mask = document.getElementById(‘mask‘); if(mask)mask.parentNode.removeChild(mask); } //=================================================================== String.prototype.trim=function(){ return this.replace(/(^\s*)|(\s*$)/g,‘‘); } </script> </body> </html>
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原文地址:http://www.cnblogs.com/barker/p/5481637.html