IE8 error:CSS3111: @font-face

[LiangQingHao]

error：
CSS3111: @font-face 遇到了未知错误。

CSS:
`
@font-face {
font-family: "iconfont";
src: url('iconfont.eot?t=1639564699070'); /* IE9*/
src: url('iconfont.eot?t=1639564699070#iefix') format('embedded-opentype'), /* IE6-IE8 /
url("iconfont.woff2?t=1639564699070") format("woff2"),
url("iconfont.woff?t=1639564699070") format("woff"),
url('iconfont.ttf?t=1639564699070') format('truetype'), / chrome, firefox, opera, Safari, Android, iOS 4.2+/
url('iconfont.svg?t=1639564699070#iconfont') format('svg'); / iOS 4.1- */
}

[class^="iconfont-"], [class*=" iconfont-"] {
font-family: 'iconfont' !important;
font-size:16px;
font-style:normal;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}

.iconfont-adobe:before { content: "\ea01"; }
.iconfont-demo:before { content: "\ea02"; }
.iconfont-git:before { content: "\ea03"; }
.iconfont-left:before { content: "\ea04"; }
.iconfont-stylelint:before { content: "\ea05"; }

`

HTML:

<title>Document</title>

[LiangQingHao]

[jaywcjlove]

@LiangQingHao 你可以尝试解决，如果找到解决方案欢迎在这里分享给大家，我已经不关注 ie 的问题了 :(