@font-face {
            font-family: "Avenir Book";
            src: url("Avenir Book.woff") format("woff");
            font-display: swap;
            font-style: normal;
            font-weight: normal;
            font-variant: normal;
          }

          @font-face {
            font-family: "Avenir Medium";
            src: url("Avenir Medium.woff") format("woff");
            font-display: swap;
            font-style: normal;
            font-weight: normal;
            font-variant: normal;
          }