<!-- Сугроб внизу -->
<style>
#pun_wrap {position: relative;}
#pun {padding-bottom: 104px;}
.snowfooter {  
  position: absolute;
  bottom: 0;
  left: 0;
  height: 104px;
  width: 100%;
  background: url(https://i.imgur.com/xxzxSz0.png) repeat;
  z-index: 1;
}
</style>
<div class="snowfooter"></div>