GT Super, Neue Haas Grotesk with Neue Haas Grotesk Display in action on checkout.com

.header-1 { font-family: "GT Super Display"; font-size: 86px; font-style: normal; font-weight: 700; letter-spacing: -3.5px; line-height: 76.024px; text-transform: none; color: #013A51; }
.header-2 { font-family: "Haas Grot Disp Web"; font-size: 12px; font-style: normal; font-weight: 700; letter-spacing: 0.3px; line-height: normal; text-transform: uppercase; color: #013A51; }
.content-1 { font-family: "Haas Grot Text Web"; font-size: 16px; font-style: normal; font-weight: 400; letter-spacing: normal; line-height: 19.2px; text-transform: none; color: #D7E8EC; background-color: #FFFFFF; }
.content-2 { font-family: "Haas Grot Disp Web"; font-size: 18px; font-style: normal; font-weight: 400; letter-spacing: normal; line-height: 25.992px; text-transform: none; color: #013A51; }
Neue Haas Grotesk is available from Fonts.com, Fontshop and MyFonts.

Neue Haas Grotesk Display is available from Fontshop.
Found by @mikesten on 6 May 2018.

Liked by:
@mikesten @khaleel_chatti @lolidepablo

GT Super, Neue Haas Grotesk with Neue Haas Grotesk Display