CSS凸出感按钮，按钮凹陷感效果

分享一组非常简约好看的CSS凹凸感按钮样式

HTML代码：（可以是图片，也可以用font图标，自己引入样式即可）

<div class="container">
	<div class="box">
		<div class="img">
			<i class="xulgricon xulgricon_weixin">&#xe633;</i>
		</div>
		<p>微信</p>
	</div>
			
	<div class="box">
		<div class="img">
			<img src="weixin.png" />
		</div>
		<p>微信</p>
	</div>
</div>

CSS样式：（按需修改）

*{
    padding: 0;
    margin: 0;
}
body{
    width: 100%;
    height: 100vh;
    /*//弹性盒子布局方式*/
    display: flex;
    /*容器内元素居中*/
    justify-content: center;
    align-items:center ;
    background: #efeeee;
}
.container{
    width: 700px;
    height: 600px;
    display: flex;
    justify-content: space-around;/*容器内元素之间环绕留有一定空间*/
    align-items: center;
    flex-wrap: wrap;
}
.container .box{
    display: flex;
    justify-content: space-around;
    flex-direction: column;
    align-items: center;
    width: 100px;
    height: 140px;
    margin: 20px;
}
.container .box .img{
    width:100px;
    height: 100px;
    box-shadow: 18px 18px 30px rgba(0,0,0,0.1),
				-18px -18px 30px rgba(255,255,255,1);/*阴影*/
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #efeeee;
    transition: box-shadow .2s ease-out;/*内嵌投影值*/
    position: relative;
}
.container .box .img img{
    width: 60px;
    transition: width .2s ease-out;
    /*实现效果以及实现方向以及实现时间 ease-out代表过度效果*/
}
.container .box p{
    color: slategray;
}
.container .box .img:hover{
    box-shadow: 0 0 0 rgba(0,0,0,0.1),
				0 0 0 rgba(255,255,255,1),
				inset 18px 18px 30px rgba(0,0,0,0.1),
				inset -18px -18px 30px rgba(255,255,255,1);
    transition: box-shadow .2s ease-out;/*内嵌投影值*/
	& img{
		width: 58px;
		transition: width .2s ease-out;
	}
}

运行DEMO