body {
  background: #181818;
  color: #fff;
  font-family: 'Segoe UI', Arial, sans-serif;
}

.form-signin {
  background: #232323;
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0,0,0,0.37);
  padding: 40px 32px 32px 32px;
  max-width: 400px;
  margin: 60px auto 0 auto;
  border: 1px solid #2d2d2d;
}

.form-signin .form-label-group > input,
.form-signin .form-label-group > label {
  position: relative;
  top: -10px;
  left: 2px;
  background: #232323;
  padding: 0 6px;
  font-size: 1rem;
  z-index: 2;
  transition: all 0.2s;
  color: #fff;
}

.form-signin .form-label-group > input:focus {
  border-color: #ff8800;
  box-shadow: 0 0 0 0.2rem rgba(255,136,0,.25);
}

.btn-primary {
  background: linear-gradient(90deg, #ff8800 0%, #ff5500 100%);
  border: none;
  color: #fff;
  font-weight: bold;
  letter-spacing: 1px;
  box-shadow: 0 4px 14px 0 rgba(255,136,0,0.25);
  transition: background 0.3s, box-shadow 0.3s;
}

.btn-primary:hover, .btn-primary:focus {
  background: linear-gradient(90deg, #ff5500 0%, #ff8800 100%);
  box-shadow: 0 6px 20px 0 rgba(255,136,0,0.35);
}

.alert-danger {
  background: #2d1a00;
  color: #ff8800;
  border-color: #ff8800;
}

.text-muted {
  color: #ff8800 !important;
}

a, a:visited {
  color: #ff8800;
  text-decoration: underline;
}

a:hover {
  color: #fff;
  text-decoration: none;
}

.form-signin img {
  filter: drop-shadow(0 0 8px #ff8800);
}

h1, .font-weight-normal {
  color: #ff8800;
  font-weight: 700 !important;
}