效果：
代码：
html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>弹出框</title>
<style>
.icon {
width: 1em;
height: 1em;
vertical-align: -1.17em;
margin-left: 165px;
fill: currentColor;
overflow: hidden;
}
#main {
width: 100%;
height: 100%;
background-color: rgba(82, 82, 87, 0.5);
display: flex;
justify-content: center;
align-items: center;
position: absolute;
left: 0;
top: 0;
display: none;
}
#box {
width: 474px;
height: 57px;
background: #F0F9EB;
border-radius: 6px;
position: absolute;
/* z-index: 999; */
}
#stopIt {
text-decoration: none;
color: #17BE59;
float: right;
padding-top: 5px;
margin-right: 10px;
}
p {
font-size: 22px;
font-family: Source Han Sans CN;
font-weight: 400;
color: #17BE59;
margin: -21px 190px;
}
#box1 {
width: 496px;
height: 50px;
border: 2px solid black;
}
#box2 {
width: 0px;
height: 50px;
background-color: pink;
}
</style>
</head>
<body>
<script src="../概述/script/iconfont.js"></script>
<input type="button" value="弹框" id="eject">
<div id="main">
<div id="box">
//对号
<svg class="icon" aria-hidden="true">
<use xlink:href="#icon-tijiaochenggong"></use>
</svg>
//差号
<svg class="icon" id="stopIt" aria-hidden="true">
<use xlink:href="#icon-guanbi"></use>
</svg>
<p>提交成功</p>
</div>
</div>
<script>
let eject = document.getElementById("eject");
let main = document.getElementById("main");
let stopIt = document.getElementById("stopIt");
//点击出现弹框
eject.onclick = function () {
main.style.display = "flex";
}
//点击×弹框消失
stopIt.onclick = function () {
main.style.display = "none";
}
</script>
</body>
</html>字体JS文件：cankao
javascript
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