Collision Detection

checkCollision.js

function checkCollision() {
  var yellow = opponentPos[0];
  var blue = opponentPos[1];
  var green = opponentPos[2];

  var opp1Top = parseInt($(".opponent-1").css("top"));
  var opp2Top = parseInt($(".opponent-2").css("top"));
  var opp3Top = parseInt($(".opponent-3").css("top"));

  var playerLeftPos = parseInt($(".player").css("left"));
  if (
    (yellow === playerLeftPos && opp1Top >= 300) ||
    (blue === playerLeftPos && opp2Top >= 300) ||
    (green === playerLeftPos && opp3Top >= 300)
  ) {
    alert("You have Lost the Game !!");
    reset();
  }
}