@font-face {
         font-family: 'AltoProCon-Normal';
         src: url('../fonts/AltoProCon-Normal.woff2') format('woff2'),
         url('../fonts/AltoProCon-Normal.woff') format('woff'), /* Pretty Modern Browsers */
         url('../fonts/AltoProCon-Normal.ttf') format('truetype'); /* Safari, Android, iOS */
}

@font-face {
        font-family: 'AltoProCon-Bold';
        src: url('../fonts/AltoProCon-Bold.woff2') format('woff2'),
         url('../fonts/AltoProCon-Bold.woff') format('woff'), /* Pretty Modern Browsers */
         url('../fonts/AltoProCon-Bold.ttf') format('truetype'); /* Safari, Android, iOS */
}