body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            background-color: #f4f4f4;
        }
        .header {
            background-color: #6f42c1;
            color: #fff;
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .header h1 {
            margin: 0;
        }
        .nav-menu {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
        }
        .nav-menu li {
            margin-left: 20px;
        }
        .nav-menu a {
            color: #fff;
            text-decoration: none;
            font-weight: bold;
        }
        .nav-menu a:hover {
            text-decoration: underline;
        }
        .container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            padding: 20px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .containerSQL {
            display: grid;
            grid-template-columns: repeat(auto-fit, 1fr);
            gap: 20px;
            padding: 20px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .card {
            background-color: #fff;
            border: 1px solid #ddd;
            border-radius: 8px;
            padding: 20px;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            text-align: center;
            transition: transform 0.2s ease;
        }
        .cardSQL {
            background-color: #fff;
            border: 1px solid #ddd;
            border-radius: 8px;
            padding: 20px;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            text-align: left;
            transition: transform 0.2s ease;
        }
        .card:hover {
            transform: scale(1.05);
        }
        .card h2 {
            font-size: 1.5em;
            margin-bottom: 10px;
            color: #333;
        }
        .card p {
            color: #666;
        }
        .card a {
            text-decoration: none;
            color: #007BFF;
            font-weight: bold;
            display: inline-block;
            margin-top: 10px;
        }
        .footer {
            text-align: center;
            padding: 20px;
            background-color: #6f42c1;
            color: #fff;
        }
        /* PHP frågorna */
        .containerPHPQuiz {
            display: grid;
            grid-template-columns: 1/-1;
            /* gap: 20px; */
            padding: 20px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .question {
            margin-bottom: 20px;
        }
        .question h2 {
            font-size: 1.2em;
            color: #007BFF;
        }
        .question pre {
            background-color: #f0f0f0;
            padding: 10px;
            border-radius: 4px;
            overflow-x: auto;
        }
        .PHPQuizP {
            margin-top: 0;
        }
        .containerPHPQuiz h2 {
            margin-top: 0;
        }
        .containerPHPQuiz h1 {
            margin-bottom: 10px;
        }
        .tab {
            padding-left: 20px;
            /* Justera bredden för att efterlikna en tab */
        }
        .active {
            text-decoration: underline;
        }
        code{
            font-size: 20px;
            color: red;
        }
        .centerSQL{
            text-align: center;
        }