Helvetica Neue in action on vine.co

Under the hood

.content-1 { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 16px; font-style: normal; font-weight: 500; letter-spacing: normal; line-height: 18px; text-transform: none; color: #FFAF40; }
.content-2 { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 12px; font-style: normal; font-weight: 300; letter-spacing: 0px; line-height: 18px; text-transform: none; color: #FFAF40; }
.content-3 { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 20px; font-style: normal; font-weight: 300; letter-spacing: 0px; line-height: 28px; text-transform: none; color: #464646; }
.content-4 { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 12px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-transform: none; color: #B2B2B2; }
.content-5 { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 12px; font-style: normal; font-weight: normal; letter-spacing: 0px; line-height: 16px; text-transform: none; color: #B2B2B2; }