console 命令行工具 X clear

console

var box=document.querySelectorAll(".box");
var btn=document.querySelector(".btn");

btn.onclick=function(){
    
   
}

<div class="box">
111
</div>
<button class="btn">点</button>

.box{
    position: absolute;
    width: 100px;
    height: 100px;
    background-color:pink;
    transition:all 5s;
}
.box:hover{
    left: 200px
}
.btn{
    position: absolute;
}