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

header {
    background-color: #007AFF;
    color: white;
    text-align: center;
    padding: 1rem 0;
}

section {
    padding: 2rem;
    margin: 0;
}

#about {
    background-color: #f9f9f9;
}

#portfolio {
    background-color: #e9e9e9;
}

#contact {
    background-color: #d9d9d9;
}


h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.about-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.about-content img {
    max-width: 100%;
    height: auto;
    margin-right: 1rem;
}

.about-content p {
    max-width: 600px;
    margin: 1rem;
}

.portfolio-gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.portfolio-gallery img {
    max-width: 100%;
    height: auto;
    flex: 1 1 calc(33% - 2rem);
    box-sizing: border-box;
}

#contact {
    text-align: center;
}

@media (max-width: 768px) {
    .about-content {
        flex-direction: column;
    }

    .about-content img {
        margin: 0 0 1rem 0;
    }

    .portfolio-gallery img {
        flex: 1 1 100%;
    }
}