如何使div的背景图像响应?

Suh*_*pta 1 html css image twitter-bootstrap-3

我怎么能使用img-responsivebootstrap div如下:

<div class="fill" style="background-image:url
                                            ('./images/abc.jpg');">
</div>
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虽然我试图在img-responsive里面添加类div,fill但它不起作用.我怎样才能为上面的div响应制作背景图片?

小智 5

div {
    background-image:url('./images/abc.jpg');
    background-repeat:no-repeat;
    background-size:contain;
}
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