.desc_lang {
    background-color: lightgray;
    padding: 10px 10px;
    border-radius: 3px;
    margin-top: 10px;
    margin-bottom: 10px;
    position:relative;
    left:0px;
    transition: left 1s, opacity 0.3s;    
}
.desc_lang h6 {
    font-weight: 400;
    font-size: 1.1em;
    border-bottom: 1px solid #222;
}
.desc_lang code {
    color: inherit;
}
.desc_lang pre {
    line-height: 1.1;
    background-color: #222;
    padding: 10px;
    border-radius: 2px;
    color: #d8d8d8;
}
.langsel {
  -webkit-user-select: none;  /* Chrome all / Safari all */
  -moz-user-select: none;     /* Firefox all */
  -ms-user-select: none;      /* IE 10+ */

  /* No support for these yet, use at own risk */
  -o-user-select: none;
  user-select: none;    
}

.langhide{
    left:-3000px;    
    opacity: 0;
}