.sitem_over {
  display: none;
}
a:hover .sitem_over {
  display: block;
}
.front {
  display: block;
}
.back {
  display: none;
}
.flip-container:hover .back,
.flip-container.active .back {
  display: block;
}
.flip-container:hover .front,
.flip-container.active .front {
  display: none;
}
.sf-menu ul li a:after {
  display: none;
}
.sf-menu ul li a:hover:after {
  display: block;
}
header {
  top: 0px;
}
.clearfix {
  *zoom: 1;
}
.clearfix:before,
.clearfix:after {
  display: table;
  content: "";
  line-height: 0;
}
.clearfix:after {
  clear: both;
}
.hide-text {
  font: 0/0 a;
  color: transparent;
  text-shadow: none;
  background-color: transparent;
  border: 0;
}
.input-block-level {
  display: block;
  width: 100%;
  min-height: 30px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}