@font-face{font-family:"helvetica black";font-display:swap;src:url("http://so-clean.pro/wp-content/uploads/et-fonts/helveticanowtext-black-demo.ttf") format("truetype")}@font-face{font-family:"helvetica bold";font-display:swap;src:url("http://so-clean.pro/wp-content/uploads/et-fonts/helveticanowtext-bold-demo.ttf") format("truetype")}