basic logic of speed match review

https://moocstudent.github.io/games/speed-match/index.html 基础逻辑: game start后
比较下方两个div块中的数值是否一致,现在只能通过console看到回答结果是否正确 判定一致,
press right arrow 方向键,
否则 left arrow 方向键
will soon: 数值将被图像代替

var circleCard = { symbolId:0,color:"blue" } 
var triangleCard = { symbolId:1,color:"yellow" } 
var clubsCard = { symbolId:2,color:"green" } 
var starCard = { symbolId:3,color:"purple" } 
var squareCard = { symbolId:4,color:"red" }