JaveScript 之 贪吃蛇

方向键控制蛇行走的方向,简易版贪食蛇

    
 
 
 
     h2{
  text-align: center;
     }
     p{
  text-align: center;
     }
     #snakeMap{
  width: 500px;
  height: 500px;
  border: 5px solid gold;
  margin: 0 auto;
     }
     .row{
  height: 20px;
  
  background: rgb(181,68,52);
     }
     .col{
  width: 20px;
  height: 20px;
  border: 1px solid black;
  box-sizing: border-box;
  float: left;
     }
     .activeSnake{
  background: rgb(178,143,206);
     }
     .food{
  background: green;
     }
 
    
    
 
     贪吃蛇
     
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