The result extended City's unbeaten home run in the Premier League to 37 games.
Hart said: "It's a great record - one we need to keep going, but with more wins than draws.
"It was a tough game. It is always going to be tough against Everton. We'd like to win but we haven't lost.
"They are a good team, they work for each other. They have got some good players and a good manager, and all that added together makes them a tough team to play against."