@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 400;
    src: local('Open Sans Regular'), local('OpenSans-Regular'),
    url('OpenSans-Regular.ttf') format('truetype');
}

@font-face {
    font-family: 'Open Sans';
    font-style: italic;
    font-weight: 400;
    src: local('Open Sans Italic'), local('OpenSans-Italic'),
    url('OpenSans-Italic.ttf') format('truetype');
}

@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 500;
    src: local('Open Sans SemiBold'), local('OpenSans-Semibold'),
    url('OpenSans-Semibold.ttf') format('truetype');
}

@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 700;
    src: local('Open Sans Bold'), local('OpenSans-Bold'),
    url('OpenSans-Bold.ttf') format('truetype');
}