.visually-hidden
{
   border: 0;
   clip: rect(0 0 0 0);
   height: 1px;
   margin: -1px;
   overflow: hidden;
   padding: 0;
   position: absolute;
   width: 1px;
}

.hidden
{
   display: none !important;
}

.clearfix:before,
.clearfix:after
{
   content: " ";
   display: table;
}

.clearfix:after
{
   clear: both;
}