Source Sans Pro in action on pedalsouth.org

Under the hood

.header-1 { font-family: 'Source Sans Pro', 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 38px; font-style: normal; font-weight: bold; letter-spacing: normal; line-height: 38px; text-transform: none; color: #333333; }
.header-2 { font-family: 'Source Sans Pro', 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 14px; font-style: normal; font-weight: bold; letter-spacing: normal; line-height: 25px; text-transform: uppercase; color: #333333; }
.content-1 { font-family: 'Source Sans Pro', 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 17px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 34px; text-transform: none; color: #333333; }
.content-2 { font-family: 'Source Sans Pro', 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 28px; text-transform: none; color: #333333; }