Px Grotesk in action on y7k.com

Under the hood

.header-1 { font-family: PxGroteskBold, "Helvetica Neue", Helvetica, sans-serif; font-size: 80px; font-style: normal; font-weight: normal; letter-spacing: -1px; line-height: 80px; text-transform: none; color: #FFFFFF; }
.content-1 { font-family: PxGroteskRegular, "Helvetica Neue", Helvetica, sans-serif; font-size: 30px; font-style: normal; font-weight: normal; letter-spacing: 0px; line-height: 42px; text-transform: none; color: #FFFFFF; }
.content-2 { font-family: PxGroteskRegular, "Helvetica Neue", Helvetica, sans-serif; font-size: 30px; font-style: normal; font-weight: normal; letter-spacing: 0px; line-height: 42px; text-transform: none; color: #FFFFFF; }