Targeting Microsoft Edge with CSS

CSS snippet follows can be used to target Edge browser

@supports (-ms-ime-align: auto) {
  .className {
        border: 1px solid;
  }
}

Please note that Edge is the only browser that supports this property.

Following snippet can be used to target both Edge/IE browsers.

_:-ms-lang(x),
.classNamer
{
  border: 1px solid;
}

Visit this link for more information,

Cheers
Samitha