Mark in action on begin.com

Under the hood

.header-1 { font-family: Mark, Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 20px; font-style: normal; font-weight: 300; letter-spacing: 0px; line-height: 24px; text-transform: none; color: #666666; }
.header-2 { font-family: Mark, Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 72px; font-style: normal; font-weight: 700; letter-spacing: -4px; line-height: 72px; text-transform: none; color: #FD6D6D; }
.header-3 { font-family: Mark, Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 20px; font-style: normal; font-weight: 700; letter-spacing: 0px; line-height: 24px; text-transform: none; color: #666666; }
.content-1 { font-family: Mark, Avenir, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 24px; font-style: normal; font-weight: 500; letter-spacing: 0px; line-height: 28px; text-transform: none; color: #333333; }