height: auto
..класс_блока {
align-items: flex-start;
}
<a href="">
<div class="col-lg-6 col-md-6 col-sm-6 col-xs-12 goods1 _anim-show">
<h3>Заголовок</h3>
<p>Текст</p>
</div>
<div class="col-lg-6 col-md-6 col-sm-6 col-xs-12 col-sm-pull-6 goods1 _anim-show" style="background-image: url(assets/img/img7.jpg);">
<div class="dark"></div>
</div>
</a>
<a href="">
<div class="col-lg-6 col-md-6 col-sm-6 col-xs-12 goods1 _anim-show">
<h3>Заголовок</h3>
<p>Текст </p>
</div>
div class=" col-lg-6 col-md-6 col-sm-6 col-xs-12 goods1 _anim-show" style="background-image: url(assets/img/img8-1.jpg);">
<div class="dark"></div>
</div>
</a>