html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}


/* Màu xanh VNPT chuẩn */
.bg-vnpt {
    background-color: #005baa !important;
}

/* Hiệu ứng Active cho menu */
.navbar-dark .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.5rem 1rem;
    transition: all 0.2s;
    border-radius: 5px;
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.1);
}

.navbar-dark .navbar-nav .nav-link.active {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.2);
    font-weight: bold;
}

/* Đẹp hóa Dropdown */
.dropdown-menu {
    border-radius: 10px;
    font-size: 0.95rem;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
    color: #005baa;
}