body {
    font-family: sans-serif;
    background-color: #fff;
    background-image: url('src/images/background.jpg');
    background-repeat: repeat;
    color: #000;
    margin: 0;
    padding: 0;
}

header {
    text-align: center;
    padding: 20px;
}

#logo {
    max-width: 300px;
}

#filters {
    text-align: center;
    margin-bottom: 20px;
}

.filter-btn {
    background-color: #000;
    color: #fff;
    border: 2px solid #000;
    padding: 10px 20px;
    cursor: pointer;
    margin: 0 10px;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background-color: #ff0000;
    color: #fff;
}

#portfolio {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
}

.portfolio-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-item .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    cursor: pointer;
}

.portfolio-item:hover .overlay {
    opacity: 1;
}

footer {
    background-color: #000;
    color: #fff;
    text-align: center;
    padding: 20px;
}

#contact h2 {
    color: #ff0000;
}

#lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
}

#lightbox.hidden {
    display: none;
}

.lightbox-content {
    display: flex;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    max-width: 80%;
    max-height: 80%;
}

.lightbox-content img {
    max-width: 50%;
    margin-right: 20px;
}

.lightbox-text {
    color: #000;
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 40px;
    color: #fff;
    cursor: pointer;
}