先看看代码，十分简单：
（本文来源于图老师网站，更多请访问https://m.tulaoshi.com/webkaifa/）以下是引用片段：
style
.out {
position:relative;
background:#bbb;
margin:10px auto;
width:285px
}
.in {
background:#fff;
border:1px solid #555;
padding:10px 5px;
position:relative;
top:-5px;
left:-5px;
}
/style
div class="out"
div class="in"
img src="/imagelist/06/24/k6xq28872yvo.jpg" alt="" /
/div
/div
style
.out {
position:relative;
background:#bbb;
margin:10px auto;
width:285px
}
.in {
background:#fff;
border:1px solid #555;
padding:10px 5px;
position:relative;
top:-5px;
left:-5px;
}
/style
div class="out" div class="in" img src="/imagelist/06/24/k6xq28872yvo.jpg" alt="" / /div/div
运行代码复制代码另存代码
