Univers in action on enel.com

Under the hood

.header-1 { font-family: UniversLight, Calibri, Myriad, Tahoma, Geneva, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 68px; font-style: normal; font-weight: 300; letter-spacing: -2px; line-height: 79px; text-transform: none; color: #FFFFFF; }
.content-1 { font-family: UniversBold, Calibri, Myriad, Tahoma, Geneva, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 13px; font-style: normal; font-weight: bold; letter-spacing: 0px; line-height: 23px; text-transform: uppercase; color: #000000; }
.content-2 { font-family: UniversBold, Calibri, Myriad, Tahoma, Geneva, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 12px; font-style: normal; font-weight: bold; letter-spacing: normal; line-height: normal; text-transform: uppercase; color: #FFFFFF; }
.content-3 { font-family: UniversLight, Calibri, Myriad, Tahoma, Geneva, "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 22px; font-style: normal; font-weight: 300; letter-spacing: normal; line-height: normal; text-transform: none; color: #FFFFFF; }

Univers is available from Fonts.com and MyFonts.