Ie11 using pseudo-element before does not work

1. This is the inline editing style of bootstrap-editable, but there is a problem in ie. How to deal with it? I don"t know how to use jquery.pseudo.js,. Figure 1 is Google"s, and figure 2 is ie"s

.
Apr.20,2021
The pseudo classes under

IE11 can take effect normally. Please check the font file, the referenced path or the packaged path

.
Menu