Local fonts add not work for me

Hello

i have the fonts in childtheme/fonts/ directory

futura_light.eot
futura_light.ttf
futura_light.woff
futura_light.woff2

i have the css in childtheme style.css
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/* futura_light */
@font-face {
font-family: 'futura_light';
font-style: normal;
font-weight: 400;
src: url('.https://mydomain.de/wp-content/themes/generatepress_child/fonts/futura_light.eot'); /* IE9 Compat Modes */
src: local('futura_light'), local('futura_light'),
url('.https://mydomain.de/wp-content/themes/generatepress_child/fonts/futura_light.eot?#iefix') format('embedded-opentype'), /* IE6-IE8 */
url('.https://mydomain.de/wp-content/themes/generatepress_child/fonts/futura_light.woff2') format('woff2'), /* Super Modern Browsers */
url('.https://mydomain.de/wp-content/themes/generatepress_child/fonts/futura_light.woff') format('woff'), /* Modern Browsers */
url('.https://mydomain.de/wp-content/themes/generatepress_child/fonts/futura_light.ttf') format('truetype'), /* Safari, Android, iOS */
url('.https://mydomain.de/wp-content/themes/generatepress_child/fonts/futura_medium.ttf') format('truetype'), /* Safari, Android, iOS */
url('.https://mydomain.de/wp-content/themes/generatepress_child/fonts/futura_bold.ttf') format('truetype'), /* Safari, Android, iOS */
url('.https://mydomain.de/wp-content/themes/generatepress_child/fonts/futura_extra_bold.ttf') format('truetype'), /* Safari, Android, iOS */
}
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i have the filter in functions.php
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add_filter( 'generate_typography_default_fonts', 'tu_add_local_fonts' );
function tu_add_local_fonts( $fonts ) {
$fonts[] = 'futura_light';
return $fonts;
}
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i can select in the customizer "futura_light" :-)

but unfortunately it does not work on the website :-(