#f2uBackground {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, .5);
  display: none;
  z-index: 1000000;
}

#f2uContent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 31.250em;
  height: 31.250em;
  max-width: 31.250em;
  min-width: 31.250em;
  max-height: 31.250em;
  min-height: 31.250em;
  margin: auto;
}

#f2uClose {
  position: absolute;
  top: .5em;
  right: .5em;
  border: 2px solid rgba(0, 0, 64, .5);
  border-radius: 100%;
  background-color: rgba(64, 64, 127, .5);
  background-image: url(../img/close.png);
  background-size: 1.1em;
  background-position: center;
  background-repeat: no-repeat;
  width: 1.5em;
  height: 1.5em;
}

#f2uClose:hover {
  border: 2px solid rgba(64, 64, 127, .5);
  background-color: rgba(127, 127, 192, .5);
}

#f2uFrame {
  border: none;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 5px;
  background-color: #fff;
  box-shadow: 0 0 8px 2px rgba(127, 127, 127, .5);
}