html{
  min-height: 100%;
}
body{
  background-image: url(../image/login-bg.jpg);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  background-attachment: fixed;
}
.login-warp,
.signup-wrap{
  padding: 40px;
  background-color: #fff;
  border-radius: 5px;
  margin-top: 40px;
}

@media(min-width: 768px){
  .container{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50% ,-50%);
    -ms-transform: translate(-50% ,-50%);
  }
  .login-warp{
    margin-top: 0;
    border-radius: 10px;
  }
}
@media (max-width: 360px) {
  .login-warp{
    padding: 40px 20px;
  }
}