body{
  padding-top: 0px !important;
  overflow: hidden;
  background: #0f6fbd;
  background: url('../img/login_bg.jpg') fixed center top no-repeat #0f6fbd;
}
.card{
  background: none;
  border: none;
}
.vamiddle{
  float: none;
  margin-left: auto;
  margin-right: auto;
}
h3{
  font-size: 20px;
}
.img-flag{
  width: 18px;
  height: 12px;
  margin: 0 0.5rem;
}
.choose_lang{
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
}