.center {
             height: 80vh;
             display: flex;
             justify-content: center;
             align-items: center;
             margin: 0;
}

    @media (max-width: 768px) {
        .center {
             height: auto;
             padding-top: 70px; 
             flex-direction: column;
         }
    }
   
        .block {
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
            height: 200px;
            background-color: #00264d;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-decoration: none;
        }

        .block img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.3;
        }

    	.content {
            position: relative;
            text-align: center;
            color: white;
            z-index: 1;
        }

        .content h1 {
        	font-family: Kanit;
            font-size: 1.8rem;
            font-weight: bold;
            margin-bottom: 5px;
        }

        .content p {
        	font-family: Kanit;
            font-size: 0.9rem;
        }

        .icon {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }

      
        a.block:hover {
            transform: scale(1.05);
            transition: all 0.3s;
        }