@font-face {
    font-family: 'Proxima Nova';
    src: url('font/ProximaNovaThin.otf') format('truetype');
    font-weight: 100;
}
@font-face {
    font-family: 'Proxima Nova';
    src: url('font/ProximaNovaAltThin.otf') format('truetype');
    font-weight: 200;
}
@font-face {
    font-family: 'Proxima Nova';
    src: url('font/ProximaNovaAltLight.otf') format('truetype');
    font-weight: 300;
}
@font-face {
    font-family: 'Proxima Nova';
    src: url('font/ProximaNovaRegular.otf') format('truetype');
    font-weight: 400;
}
@font-face {
    font-family: 'Proxima Nova';
    src: url('font/ProximaNovaBold.otf') format('truetype');
    font-weight: 500;
}
@font-face {
    font-family: 'Proxima Nova';
    src: url('font/ProximaNovaAltBold.otf') format('truetype');
    font-weight: 600;
}
@font-face {
    font-family: 'Proxima Nova';
    src: url('font/ProximaNovaExtrabold.otf') format('truetype');
    font-weight: 700;
}