.log-form {
  background:silver;
  position:absolute;
  color:#fff;
  top:50vh;
  left:50%;
  padding:15px;
  width: 50%;
  max-width: 450px;
  box-shadow: 2px 2px 7px #1c2228;
  -ms-transform: translateX(-50%) translateY(-50%);
  -webkit-transform: translate(-50%,-50%);
  transform: translate(-50%,-50%); 
  z-index: 100;
}

.forgot {
    font-size: 15px;
}