@charset "utf-8";
@-moz-document url-prefix() {
  div {
    color: red;
  }
}
@page :left {
  margin-left: 4cm;
}
@page :right {
  margin-left: 3cm;
}
@page {
  margin: 2cm;
}
@-ms-viewport {
  width: device-width;
}
@-moz-viewport {
  width: device-width;
}
@-o-viewport {
  width: device-width;
}
@viewport {
  width: device-width;
}