Mercury with Whitney in action on stuart.sg

• .header-1 { font-family: "Mercury SSm A", "Mercury SSm B", Avenir, sans-serif; font-size: 22px; font-style: normal; font-weight: bold; letter-spacing: 0px; line-height: 28px; text-transform: none; color: #303030; }
• .content-1 { font-family: "Whitney SSm A", "Whitney SSm B", Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 14px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 21px; text-transform: none; color: #40404F; }

Whitney is available from MyFonts.

Mercury is available from Fonts.com and MyFonts.