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是否有一种方法可以“脉动”从50%红色到100%红色并回到50%红色和无限循环的模态背景?脉冲自举模态背景
<a title="Sobre" data-placement="bottom" data-toggle="modal" href="#Sobre" class="btn btn-primary"> <i class="fa fa-quote-left"></i> </a>
<div class="modal bs-modal-lg" id="Sobre" tabindex="-1" role="dialog" aria-labelledby="SobreLabel" aria-hidden="true">
<div class="modal-dialog modal-lg">
<div class="modal-content">
<div class="modal-header alert-danger">
<h4 class="modal-title" id="myModalLabel"><i class="fa fa-warning"></i>Danger</h4>
</div>
<div class="modal-body" style="padding-top: 15px; padding-bottom: 25px;">
<h2>Danger!</h2>
</div>
<div class="modal-footer">
<a class="btn btn-default" data-dismiss="modal">Close</a>
</div>
</div>
</div>
</div>
引导具有2构建在类:
.modal-backdrop.fade {
filter: alpha(opacity=0);
opacity: 0;
}
.modal-backdrop.in {
filter: alpha(opacity=50);
opacity: .5;
}
是否有可能在时间,2秒的量两者之间交替,例如?
感谢
这个问题可能dublicate [http://stackoverflow.com/questions/6410730/how-to-do-a-webkit-css-endless-rotation-animation](http://stackoverflow。 com/questions/6410730/how-to-do-a-webkit-css-endless-rotation-animation) –