二阶段-week2-动态闪烁

动态闪烁.html


    
        
        
        
        
    
    
        

            

                
            
        
        
        

            添加
            闪烁
        
        
        
        
        
        
        
        
    

tool.js
function randomColor(alpha=1){
    var r = parseInt(Math.random()*255)
    var g = parseInt(Math.random()*255)
    var b = parseInt(Math.random()*255)
    return 'rgba('+r+','+g+','+b+','+alpha+')'
}