Vulcan/packages/telescope-embedly/lib/client/post_thumbnail.scss

$small-break: 30em;
@mixin small(){
  @media screen and (max-width: $small-break) {
    @content;
  }
}

.post-thumbnail{
  flex-grow: 0;
  flex-shrink: 0;
  margin-right: 10px;
  @include small{
    margin: 0 0 0 10px;
    float: right;
  }
}

.post-thumbnail-link{
  display: block;
  position: relative;
  overflow: hidden;
  width: 80px;
  @include small{
    width: 50px;
  }
}

.post-thumbnail-image{
  width: 100%;
  height: 100%;
  display: block;
}

.post-thumbnail-has-video:after{
  content: '‣';
  font-size: 40px;
  position: absolute;
  top: 50%;
  left: 50%;
  height: 36px;
  width: 36px;
  margin: -18px 0 0 -18px;
  line-height: 32px;
  text-align: center;
  color: white;
  display: block;
  z-index: 10;
  text-shadow: 0px 1px 2px rgba(0,0,0,0.5);
  background: rgba(0,0,0,0.4);
  border: 2px solid rgba(255,255,255,0.8);
  border-radius: 100%;
  @include small{
    display: none;
  }
}


.post-video-lightbox{
  position: fixed;
  background: rgba(0,0,0,0.7);
  top: 0px;
  bottom: 0px;
  left: 0px;
  right: 0px;
  z-index: 10000;
}
.post-video-lightbox-inner{
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform:translate(-50%, -50%);
  -moz-transform:translate(-50%, -50%);  
  transform: translate(-50%, -50%);
  z-index: 20000;
}
.post-video-lightbox-hide, .post-video-lightbox-hide:link, .post-video-lightbox-hide:visited, .post-video-lightbox-hide:hover{
  display: block;
  position: absolute;
  top: 20px;
  right: 20px;
  height: 40px;
  width: 40px;
  color: white;
  font-size: 40px;
  text-align: center;
  line-height: 40px;
}

.post-thumbnail-container{
  position: relative;
}
.post-thumbnail-preview{
  background: #eee;  
}

.post-thumbnail-loading{
  display: none;
  position: absolute;
  z-index: 100;
  top: 0px;
  left: 0px;
  bottom: 0px;
  right: 0px;
  .loading & {
    background: rgba(255,255,255,0.4);
    display: block;
  }
}