* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: #12dea4;
}

.main-heading {
    color: #2051e6;
    text-align: center;
    margin: 20px 0;
}

.gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    padding: 0 20px;
}

.gallery-image {
    position: relative;
    width: calc(33.33% - 20px);
    margin: 10px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.gallery-image:hover {
    transform: scale(1.1);
}

.modal {
    display: none;
    position: fixed;
    z-index: 999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-content {
    position: relative;
    width: 90%;
    height: 90%;
    max-width: 800px;
    max-height: 80%;
    border-radius: 5px;
    overflow: hidden;
    animation: fadeIn 0.5s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal.show {
    display: flex;
    opacity: 1;
}

.close {
    position: absolute;
    top: 10px;
    right: 10px;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.close:hover {
    transform: rotate(45deg);
}

.message {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(13, 219, 6, 0.7);
    color: #fff;
    padding: 5px 10px;
    border-radius: 5px;
}

@media screen and (max-width: 768px) {
    .gallery-image {
        width: calc(50% - 20px);
    }
}

@media screen and (max-width: 480px) {
    .gallery-image {
        width: calc(100% - 20px);
    }
}