/* Tổng thể */
body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f8f9fa;
}

.btn-doc
{
    position: fixed;
    top: 50%;
    right: 2%;
}
/* Sidebar */
nav {
  background-color: #343a40;
  color: white;
}

nav h5 {
  font-size: 18px;
  margin-bottom: 20px;
}

nav .nav-link {
  padding: 8px 12px;
  border-radius: 4px;
}

nav .nav-link:hover {
  background-color: #495057;
}

/* Main content */
.main-content {
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.05);
}

/* Table */
table {
  background-color: white;
}

table th, table td {
  vertical-align: middle;
}

/* Buttons */
.btn-sm {
  font-size: 0.85rem;
  padding: 4px 8px;
}
.category-box { border: 1px solid #ccc; padding: 15px; margin-bottom: 20px; border-radius: 5px; background-color: #f9f9f9; }
    .item-row { margin-bottom: 10px; }
    .checkbox-grid { display: flex; flex-wrap: wrap; gap: 10px; }
    .checkbox-grid label { width: 30%; }
    .d-none { display: none; }
     #dish-list { min-height: 200px; }