body {
    margin: 0;
    font-family: Arial, sans-serif;
}

.container {
    display: flex;
    height: 100vh;
}

.left-panel {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    padding: 20px;
}

.box {
    background-color: #4CAF50;
    color: white;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.3s;
}

.box:hover {
    background-color: #45a049;
}

.right-panel {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.image-container img {
    width: 80%;
    margin: 10px;
    cursor: pointer;
    transition: transform 0.3s;
}

.image-container img.active {
    transform: scale(1.1);
    border: 2px solid #4CAF50;
}

.overlay {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    background-color: rgba(0, 0, 0, 0.7); /* Black with opacity */
    z-index: 1; /* Sit on top */
    justify-content: center;
    align-items: center;
}

.overlay-content {
    color: white;
    font-size: 24px;
    text-align: center;
}

@media (max-width: 768px) {
    .box {
        font-size: 16px;
        padding: 15px;
    }
}