@font-face {
    font-family: PFR;
    src: url(font/PingFang-Regular.ttf)
}
@font-face {
    font-family: PFS;
    src: url(font/PingFang-SC-Semibold.ttf)
}
@font-face {
	font-family:PFM;
	src: url(font/PingFang-Medium.ttf);
}