By Toby Cudworth Harry Kane says Cristiano Ronaldo is the “benchmark” of longevity in football and admits he wants to follow in the footsteps of the 39-year-old. Ronaldo scored the 900th goal of his career to help Portugal see off Croatia 2-1 in the Nations League on Thursday – his 131st goal on the international stage in what was his 213th appearance for his country. The five-time Ballon d’Or winner is widely regarded as one of the greatest players in the history of football, enjoying trophy success at the beginning, peak and twilight of his career. 31-year-old Kane has won plenty of individu…