垂直对齐具有响应高度的div内的图像
<div class="responsive-container"> <div class="dummy"></div> <div class="img-container"> <IMG HERE> </div></div>
.responsive-container {
position: relative;
width: 100%;
border: 1px solid black;}.dummy {
padding-top: 100%; /* forces 1:1 aspect ratio */}.img-container {
position: absolute;
top: 0;
bottom: 0;
left: 0;
right: 0;}
摇曳的蔷薇
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