Museo with Open Sans in action on proto.io

• .header-1 { font-family: Museo-700, serif; font-size: 48px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 48px; text-transform: none; color: #FFFFFF; }
• .header-2 { font-family: Museo-700, serif; font-size: 18px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 24px; text-transform: none; color: #3D390E; background-color: #F6FF00; }
• .header-3 { font-family: 'Open Sans', 'Helvetica Neue', HelveticaNeue, Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 18px; font-style: normal; font-weight: 600; letter-spacing: normal; line-height: 25px; text-transform: none; color: #FFFFFF; }

Museo is available from Adobe Fonts, Font Squirrel, Fonts.com, Fontspring, MyFonts and Typekit.

Open Sans is available from Adobe Fonts, Font Squirrel, Google Web Fonts, MyFonts and Typekit.