/*common*/

img{
    max-height: 100%;
    height: auto;
}


.tags {
  list-style: none;
  margin: 0;
  overflow: hidden; 
  padding: 0;
  margin-top: 5px;
}

.tags li {
  float: left; 
}

.tag {
  background: #eee;
  border-radius: 3px 0 0 3px;
  color: #999;
  display: inline-block;
  height: 26px;
  line-height: 26px;
  padding: 0 20px 0 23px;
  position: relative;
  margin: 0 10px 10px 0;
  text-decoration: none;
  -webkit-transition: color 0.2s;
}

.tag::before {
  background: #fff;
  border-radius: 10px;
  box-shadow: inset 0 1px rgba(0, 0, 0, 0.25);
  content: '';
  height: 6px;
  left: 10px;
  position: absolute;
  width: 6px;
  top: 10px;
}

.tag::after {
  background: #fff;
  border-bottom: 13px solid transparent;
  border-left: 10px solid #eee;
  border-top: 13px solid transparent;
  content: '';
  position: absolute;
  right: 0;
  top: 0;
}

.tag:hover {
  background-color: crimson;
  color: white;
}

.tag:hover::after {
   border-left-color: crimson; 
}Ư

.box{
    position: relative;
}

.totop {
    position: fixed;
    bottom: 150px;
    right: 10px;
    cursor: pointer;
    display: none;
}

img{ max-width: 100%; }



.play{
    cursor: pointer;
}

.video-container {
    position:relative;
    padding-bottom:56.25%;
    padding-top:30px;
    height:0;
    overflow:hidden;
}

.video-container iframe, .video-container object, .video-container embed {
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
}

.license{
    margin-top: 20px;
    width: 304px;
    height: 87px;
    background: url('img/license.png') no-repeat;
}
.license:hover{
    background: url('img/license-hover.png') no-repeat;    
}