http://localhost:63342/detectCss/test/test.css

@media (-webkit-min-device-pixel-ratio:2)  {
    a {
        color: black;
    }
}

@supports (-webkit-filter:drop-shadow(0 -1px 2px rgba(0,0,0,0.2)) drop-shadow(0 9px 10px rgba(0,0,0,0.1))) or (filter:drop-shadow(0 -1px 2px rgba(0,0,0,0.2)) drop-shadow(0 9px 10px rgba(0,0,0,0.1)))  {
    a {
        color: black;
    }
}