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;
    }