.gallery-title{
    font-size: 1.5rem;
}
.gallery-image.img1{
    display: flex;
    flex-wrap: wrap;
}
.gallery-image.img1 img{
    width: 30%;
    margin: 20px 0;
}
.gallery-image.img1 img:nth-child(n+7) {
    width: 45%;
}
.gallery-image.img3 a{
    width: 40%;
    height: auto;
}
.gallery-image.img3 img{
    width: 100%;
}