*{
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
       
       body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 20px;
            background-color: transparent;
            text-align: center;
        }

        h1 {
        
            padding: 12px;
            border-radius: 10px;
            display: inline-block;
        }

        /* 2-column responsive grid */
        .course-grid-data {
            display: grid;
            grid-template-columns: repeat(2, 1fr); /* 2 per row */
            gap: 25px;
            max-width: 1200px;
            margin: 25px auto;
            padding: 10px;
        }

        .course-box-main {
            background: #fff;
            padding: 20px;
            border-radius: 12px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
            text-align: center;
            border: 2px solid black;
            transition: all 1s;
        }
        .course-box-main:hover{
            transform: translateY(10px);
            background-color: bisque;
        }

        .course-box-main img {
            width: 130px;
            border-radius: 10px;
            margin-bottom: 15px;
        }

        .course--title {
            font-size: 20px;
            margin: 0 0 10px 0;
        }

        .course-desc {
            color: #444;
            margin-bottom: 12px;
        }

        .modules-main {
            background: #e9f4ff;
            padding: 12px;
            border-radius: 10px;
            text-align: left;
            display: inline-block;
            width: 80%;
        }

        .modules-main li {
            margin-bottom: 6px;
        }

        /* Mobile responsive: 1 course per row */
        @media(max-width: 700px){
            .course-grid-data {
                grid-template-columns: 1fr;
            }
        }