.background-blue-1 {
  background: rgba(0, 171, 205, 0.9);
  position: relative;
  overflow: hidden;
}

.background-blue-1::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('../img/bg-pkk.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.2;
  z-index: 0;
}

.background-blue-1>* {
  position: relative;
  z-index: 1;
}

.font-col {
  color: rgb(0, 171, 205);
}

.gradient-form {
  position: relative;
  height: 100vh;
  background-image: url('../img/bg-pkk.jpg');
  background-size: cover;
  background-attachment: fixed;
  background-position: center;
}

.background-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.7);
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
}

.card {
  border: none;
  overflow: hidden;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.btn-hover-effect {
  transition: all 0.3s ease;
}

.btn-hover-effect:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 171, 205, 0.3);
}

@media (min-width: 768px) {
  .gradient-form {
    height: 100vh !important;
  }
}

@media (min-width: 769px) {
  .background-blue-1 {
    border-top-right-radius: .3rem;
    border-bottom-right-radius: .3rem;
  }
}

/* Animasi untuk form input */
.form-control {
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
  border-color: rgb(0, 171, 205);
  box-shadow: 0 0 0 0.25rem rgba(0, 171, 205, 0.25);
}