Drop Shawod IE6 and MODREN Windows

-webkit-box-shadow: 0 0 1em black;
box-shadow: 0 0 1em black;
-ms-filter: "progid:DXImageTransform.Microsoft.Glow(color=#666666,strength=3) progid:DXImageTransform.Microsoft.Shadow(color=#000000,direction=135,strength=6)";
filter: progid:DXImageTransform.Microsoft.Glow(color=#666666,strength=3) progid:DXImageTransform.Microsoft.Shadow(color=#000000,direction=135,strength=6);