CSS鼠标悬停图片加边框效果，页面布局发生错位的解决办法
.recomend-list{
width:1200px;
a{
@extend %fl;
margin-right: 30px;
width: 260px;
height: 440px;
border: 2px solid transparent;
@extend %borderbox;
&:hover{
border-color: #109ef3;
}
}
img{
width: 100%;
height: 100%;
}
}