@font-face {
    font-family: Montserrat;
    src: url("https://pianostudy.org/styles/ttf/Montserrat/static/Montserrat-Regular.ttf");
}
@font-face {
    font-family: Montserrat-Bold;
    src: url("https://pianostudy.org/styles/ttf/Montserrat/static/Montserrat-Bold.ttf");
}
@font-face {
    font-family: MontserratAlternates;
    src: url("https://pianostudy.org/styles/ttf/MontserratAlternates/MontserratAlternates-Regular.ttf");
}
@font-face {
    font-family: MontserratAlternates-Medium;
    src: url("https://pianostudy.org/styles/ttf/MontserratAlternates/MontserratAlternates-Medium.ttf");
}
@font-face {
    font-family: MontserratAlternates-SemiBold;
    src: url("https://pianostudy.org/styles/ttf/MontserratAlternates/MontserratAlternates-SemiBold.ttf");
}
@font-face {
    font-family: MontserratAlternates-Bold;
    src: url("https://pianostudy.org/styles/ttf/MontserratAlternates/MontserratAlternates-Bold.ttf");
}